財務報表-損益表 / 單位(千)元 
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                      請選擇全年/半年報表
                          
                         
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					 全年報 	
   
                          
                            | 項目/年度 | 
                            92 | 
                            93 | 
                            94 | 
                            95 | 
                            96 | 
                            97 | 
                             
												                          						                     
                            | 營業收入 | 
                            295,358 | 
                            261,018 | 
                            255,198 | 
                            264,982 | 
                            358,083 | 
                            508,893 | 
       
														                          						                     
                            | 營業成本 | 
                            196,644 | 
                            161,786 | 
                            147,361 | 
                            148,010 | 
                            195,696 | 
                            276,654 | 
       
														                          						                     
                            | 營業毛利損 | 
                            98,714 | 
                            99,232 | 
                            107,837 | 
                            116,972 | 
                            162,387 | 
                            232,239 | 
       
														                          						                     
                            | 營業費用 | 
                            83,145 | 
                            78,240 | 
                            83,224 | 
                            88,156 | 
                            96,770 | 
                            110,347 | 
       
														                          						                     
                            | 營業損益 | 
                            15,569 | 
                            20,992 | 
                            24,613 | 
                            28,816 | 
                            65,617 | 
                            121,892 | 
       
														                          						                     
                            | 營業外收入 | 
                            8,734 | 
                            17,264 | 
                            11,649 | 
                            16,152 | 
                            28,469 | 
                            13,630 | 
       
														                          						                     
                            | 營業外支出 | 
                            3,473 | 
                            4,898 | 
                            228 | 
                            191 | 
                            725 | 
                            34,816 | 
       
														                          						                     
                            | 稅前損益 | 
                            20,830 | 
                            33,358 | 
                            36,034 | 
                            44,777 | 
                            93,361 | 
                            100,706 | 
       
														                          						                     
                            | 所得稅費用利益 | 
                            - - | 
                            337 | 
                            5,156 | 
                            7,165 | 
                            11,700 | 
                            17,656 | 
       
														                          						                     
                            | 稅後損益 | 
                            20,830 | 
                            33,021 | 
                            30,878 | 
                            37,707 | 
                            81,661 | 
                            83,050 | 
       
														                          						                     
                            | 期末股本 | 
                            401,078 | 
                            411,912 | 
                            420,433 | 
                            426,402 | 
                            - - | 
                            - - | 
       
														                          						                     
                            | 普通股每股盈餘 | 
                            0.520 | 
                            0.800 | 
                            0.740 | 
                            0.910 | 
                            1.940 | 
                            1.880 | 
       
														                          						                     
                            | 簡單每股盈餘 | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
       
														                          						                     
                            | 完全稀釋每股盈餘 | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
       
								  	                        
                           	
				
					   
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                      財務報表-資產負債表 / 單位(千)元  | 
                     
                    
                      請選擇全年/半年報表
                        
                        
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					    全年報
                        
                          
                            | 項目/年度 | 
                            92 | 
                            93 | 
                            94 | 
                            95 | 
                            96 | 
                            97 | 
                           
						  
						  
                          
                            | 流動資產 | 
                            324,661 | 
                            346,267 | 
                            357,269 | 
                            387,064 | 
                            438,465 | 
                            477,983 | 
                           
                  		  
                          
                            | 現金及約當現金 | 
                            33,556 | 
                            69,283 | 
                            79,940 | 
                            106,067 | 
                            203,866 | 
                            261,264 | 
                           
                  		  
                          
                            | 短期投資 | 
                            163,327 | 
                            180,966 | 
                            176,106 | 
                            - - | 
                            - - | 
                            - - | 
                           
                  		  
                          
                            | 應收票據淨額 | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                           
                  		  
                          
                            | 應收短期票據 | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                           
                  		  
                          
                            | 應收票據–關係人淨額 | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                           
                  		  
                          
                            | 應收帳款淨額 | 
                            63,539 | 
                            33,856 | 
                            41,911 | 
                            37,174 | 
                            35,253 | 
                            26,160 | 
                           
                  		  
                          
                            | 應收帳款–關係人淨額 | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                           
                  		  
                          
                            | 其他應收款項 | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                           
                  		  
                          
                            | 其他應收款項–關係人 | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                           
                  		  
                          
                            | 存貨 | 
                            35,321 | 
                            36,382 | 
                            39,548 | 
                            69,854 | 
                            54,494 | 
                            95,550 | 
                           
                  		  
                          
                            | 預付款項 | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                           
                  		  
                          
                            | 預付費用 | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                           
                  		  
                          
                            | 其他流動資產 | 
                            21,793.000 | 
                            14,871.000 | 
                            12,446.000 | 
                            27,883.000 | 
                            19,307.000 | 
                            12,850.000 | 
                           
                  		  
                          
                            | 基金及長期投資 | 
                            29,503 | 
                            24,503 | 
                            28,433 | 
                            - - | 
                            - - | 
                            - - | 
                           
                  		  
                          
                            | 長期投資 | 
                            29,503 | 
                            24,503 | 
                            28,433 | 
                            - - | 
                            - - | 
                            - - | 
                           
                  		  
                          
                            | 固定資產 | 
                            55,905 | 
                            50,715 | 
                            46,040 | 
                            41,340 | 
                            38,241 | 
                            48,607 | 
                           
                  		  
                          
                            | 無形資產 | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            3,116 | 
                            1,250 | 
                           
                  		  
                          
                            | 其他資產 | 
                            62,195 | 
                            60,274 | 
                            60,668 | 
                            64,826 | 
                            64,783 | 
                            53,072 | 
                           
                  		  
                          
                            | 存出保證金 | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                           
                  		  
                          
                            | 遞延費用 | 
                            12,081 | 
                            9,979 | 
                            - - | 
                            - - | 
                            17,166 | 
                            8,996 | 
                           
                  		  
                          
                            | 遞延所得稅資產 | 
                            36,587 | 
                            37,023 | 
                            34,265 | 
                            26,670 | 
                            20,472 | 
                            26,762 | 
                           
                  		  
                          
                            | 其他資產–其它 | 
                            - - | 
                            - - | 
                            13,386 | 
                            25,395 | 
                            14,639 | 
                            17,314 | 
                           
                  		  
                          
                            | 資產總額 | 
                            472,264 | 
                            481,759 | 
                            492,410 | 
                            523,138 | 
                            580,730 | 
                            617,037 | 
                           
                  		  
                          
                            | 負債及股東權益總額 | 
                            472,264 | 
                            481,759 | 
                            492,410 | 
                            523,138 | 
                            580,730 | 
                            617,037 | 
                           
                  		  
                          
                            | 流動負債 | 
                            19,890 | 
                            20,869 | 
                            29,662 | 
                            - - | 
                            - - | 
                            - - | 
                           
                  		  
                          
                            | 短期借款 | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                           
                  		  
                          
                            | 應付短期票券 | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                           
                  		  
                          
                            | 應付票據 | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                           
                  		  
                          
                            | 應付票據–關係人淨額 | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                           
                  		  
                          
                            | 應付帳款 | 
                            5,180 | 
                            3,537 | 
                            13,094 | 
                            35,391 | 
                            9,363 | 
                            16,648 | 
                           
                  		  
                          
                            | 應付帳款–關係人淨額 | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                           
                  		  
                          
                            | 應付所得稅 | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            8,682 | 
                            12,532 | 
                           
                  		  
                          
                            | 應付費用 | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            26,655 | 
                           
                  		  
                          
                            | 其他應付款項–關係人 | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                           
                  		  
                          
                            | 其他應付款項 | 
                            14,710 | 
                            17,332 | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                           
                  		  
                          
                            | 一年或一營業週期內到期長期負債 | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                           
                  		  
                          
                            | 預收款項 | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                           
                  		  
                          
                            | 其他流動負債 | 
                            - - | 
                            - - | 
                            16,568 | 
                            25,058 | 
                            18,842 | 
                            13,834 | 
                           
                  		  
                          
                            | 長期負債 | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                           
                  		  
                          
                            | 長期借款 | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                           
                  		  
                          
                            | 其他負債 | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                           
                  		  
                          
                            | 負債總額 | 
                            19,890 | 
                            20,869 | 
                            29,662 | 
                            60,449 | 
                            36,887 | 
                            69,669 | 
                           
                  		  
                          
                            | 股本 | 
                            401,078 | 
                            411,912 | 
                            420,433 | 
                            426,402 | 
                            - - | 
                            - - | 
                           
                  		  
                          
                            | 普通股股本 | 
                            401,078 | 
                            411,912 | 
                            420,433 | 
                            426,402 | 
                            441,978 | 
                            452,655 | 
                           
                  		  
                          
                            | 股本–其它 | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                           
                  		  
                          
                            | 待分配股票股利 | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                           
                  		  
                          
                            | 資本公積 | 
                            20,156 | 
                            16,145 | 
                            16,145 | 
                            16,271 | 
                            17,521 | 
                            17,521 | 
                           
                  		  
                          
                            | 保留盈餘 | 
                            31,140 | 
                            44,369 | 
                            44,925 | 
                            56,550 | 
                            106,992 | 
                            113,678 | 
                           
                  		  
                          
                            | 法定盈餘公積 | 
                            7,483 | 
                            9,566 | 
                            12,868 | 
                            15,955 | 
                            19,726 | 
                            27,892 | 
                           
                  		  
                          
                            | 未提撥保留盈餘 | 
                            23,657 | 
                            34,803 | 
                            32,057 | 
                            40,595 | 
                            81,671 | 
                            85,786 | 
                           
                  		  
                          
                            | 未實現長期股權投資損失 | 
                            - - | 
                             | 
                             | 
                            - - | 
                            - - | 
                            - - | 
                           
                  		  
                          
                            | 累積換算調整數 | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                           
                  		  
                          
                            | 金融商品未實現損益 | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                           
                  		  
                          
                            | 未認列為退休金成本之淨損失 | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                           
                  		  
                          
                            | 股東權益總額 | 
                            452,374 | 
                            460,890 | 
                            462,748 | 
                            462,689 | 
                            543,843 | 
                            547,368 | 
                           
                         
						 
						 
                         
						
							 
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