XML 136 R117.htm IDEA: XBRL DOCUMENT v3.19.1
Property, Plant and Equipment - Summary of Property, Plant and Equipment (Detail)
$ in Thousands, $ in Thousands
 12 Months Ended
Dec. 31, 2018
USD ($)
Dec. 31, 2018
TWD ($)
Dec. 31, 2017
TWD ($)
Dec. 31, 2016
TWD ($)
Disclosure of detailed information about property, plant and equipment [Line Items]        
Beginning balance   $ 135,168,406    
Depreciation expense $ 1,303,293 39,893,786 $ 28,625,287 $ 28,961,614
Additions 1,277,107 39,092,238 23,677,682 27,680,862
Ending balance 7,010,539 214,592,588 135,168,406  
Cost [member]        
Disclosure of detailed information about property, plant and equipment [Line Items]        
Beginning balance 12,098,015 370,320,242 364,012,147 355,233,007
Additions 1,277,106 39,092,238 23,677,682 27,680,862
Disposals (962,315) (29,456,450) (9,896,428) (7,069,481)
Reclassification (486) (14,891) (474,352) (175)
Acquisition through business combinations 5,119,954 156,721,779   1,159
Effect of foreign currency exchange differences (39,230) (1,200,829) (6,998,807) (11,833,225)
Ending balance 17,493,044 535,462,089 370,320,242 364,012,147
Accumulated depreciation, amortisation and impairment [member]        
Disclosure of detailed information about property, plant and equipment [Line Items]        
Beginning balance 7,682,190 235,151,836 220,131,906 205,235,932
Depreciation expense 1,303,292 39,893,786 28,625,287 28,961,614
Impairment losses recognized 4,348 133,071 289,558 888,231
Disposals (923,428) (28,266,113) (8,757,164) (6,245,611)
Reclassification (9) (265) (199,745)  
Acquisition through business combinations 2,441,561 74,736,157   824
Effect of foreign currency exchange differences (25,449) (778,971) (4,938,006) (8,709,084)
Ending balance 10,482,505 320,869,501 235,151,836 220,131,906
Land [member]        
Disclosure of detailed information about property, plant and equipment [Line Items]        
Beginning balance   3,258,518    
Ending balance 332,113 10,165,969 3,258,518  
Land [member] | Cost [member]        
Disclosure of detailed information about property, plant and equipment [Line Items]        
Beginning balance 106,453 3,258,518 3,365,013 3,381,300
Reclassification     (35,965)  
Acquisition through business combinations 224,776 6,880,400    
Effect of foreign currency exchange differences 884 27,051 (70,530) (16,287)
Ending balance 332,113 10,165,969 3,258,518 3,365,013
Buildings and improvements [member]        
Disclosure of detailed information about property, plant and equipment [Line Items]        
Beginning balance   58,272,864    
Ending balance 2,579,678 78,963,937 58,272,864  
Buildings and improvements [member] | Cost [member]        
Disclosure of detailed information about property, plant and equipment [Line Items]        
Beginning balance 3,273,046 100,187,928 96,258,175 94,447,932
Additions 4,734 144,898 350,434 22,341
Disposals (22,124) (677,206) (609,294) (684,698)
Reclassification 176,044 5,388,709 6,483,392 5,110,102
Acquisition through business combinations 1,212,936 37,127,957    
Effect of foreign currency exchange differences (15,168) (464,275) (2,294,779) (2,637,502)
Ending balance 4,629,468 141,708,011 100,187,928 96,258,175
Buildings and improvements [member] | Accumulated depreciation, amortisation and impairment [member]        
Disclosure of detailed information about property, plant and equipment [Line Items]        
Beginning balance 1,369,326 41,915,064 38,229,544 34,646,878
Depreciation expense 206,663 6,325,948 5,156,558 5,114,263
Impairment losses recognized 965 29,531 2,310 620
Disposals (16,042) (491,033) (478,903) (449,198)
Reclassification (9) (265) (210,080) (5,123)
Acquisition through business combinations 493,235 15,097,920    
Effect of foreign currency exchange differences (4,348) (133,091) (784,365) (1,077,896)
Ending balance 2,049,790 62,744,074 41,915,064 38,229,544
Machinery and equipment1 [member]        
Disclosure of detailed information about property, plant and equipment [Line Items]        
Beginning balance   66,185,198    
Ending balance 3,531,133 108,087,970 66,185,198  
Machinery and equipment1 [member] | Cost [member]        
Disclosure of detailed information about property, plant and equipment [Line Items]        
Beginning balance 8,271,741 253,198,003 248,200,756 243,283,607
Additions 6,294 192,673 102,301 94,480
Disposals (865,511) (26,493,282) (8,449,949) (5,956,179)
Reclassification 1,047,387 32,060,513 18,331,738 19,661,732
Acquisition through business combinations 3,130,025 95,810,062    
Effect of foreign currency exchange differences (30,368) (929,579) (4,986,843) (8,882,884)
Ending balance 11,559,568 353,838,390 253,198,003 248,200,756
Machinery and equipment1 [member] | Accumulated depreciation, amortisation and impairment [member]        
Disclosure of detailed information about property, plant and equipment [Line Items]        
Beginning balance 6,109,533 187,012,805 175,499,994 164,568,298
Depreciation expense 1,037,283 31,751,251 22,722,307 22,983,290
Impairment losses recognized 3,191 97,680 286,880 876,123
Disposals (839,751) (25,704,778) (7,540,654) (5,544,489)
Reclassification     34,452 9,660
Acquisition through business combinations 1,738,323 53,210,063    
Effect of foreign currency exchange differences (20,144) (616,601) (3,990,174) (7,392,888)
Ending balance 8,028,435 245,750,420 187,012,805 175,499,994
Other equipment [member]        
Disclosure of detailed information about property, plant and equipment [Line Items]        
Beginning balance   1,588,113    
Ending balance 211,145 6,463,160 1,588,113  
Other equipment [member] | Cost [member]        
Disclosure of detailed information about property, plant and equipment [Line Items]        
Beginning balance 255,213 7,812,080 8,474,661 7,722,408
Additions 2,772 84,860 130,659 470,901
Disposals (73,540) (2,251,060) (763,937) (159,822)
Reclassification 70,180 2,148,211 174,947 691,276
Acquisition through business combinations 363,351 11,122,171   1,159
Effect of foreign currency exchange differences (2,551) (78,095) (204,250) (251,261)
Ending balance 615,425 18,838,167 7,812,080 8,474,661
Other equipment [member] | Accumulated depreciation, amortisation and impairment [member]        
Disclosure of detailed information about property, plant and equipment [Line Items]        
Beginning balance 203,331 6,223,967 6,385,080 5,907,414
Depreciation expense 59,346 1,816,587 746,422 864,061
Impairment losses recognized 192 5,860 368 5,564
Disposals (67,635) (2,070,302) (720,319) (151,875)
Reclassification     (24,117) (4,537)
Acquisition through business combinations 210,003 6,428,174   824
Effect of foreign currency exchange differences (957) (29,279) (163,467) (236,371)
Ending balance 404,280 12,375,007 6,223,967 6,385,080
Construction in progress and machinery in transit [member]        
Disclosure of detailed information about property, plant and equipment [Line Items]        
Beginning balance   5,863,713    
Ending balance 356,470 10,911,552 5,863,713  
Construction in progress and machinery in transit [member] | Cost [member]        
Disclosure of detailed information about property, plant and equipment [Line Items]        
Beginning balance 191,562 5,863,713 7,713,542 6,397,760
Additions 1,263,306 38,669,807 23,094,288 27,093,140
Disposals (1,140) (34,902) (73,248) (268,782)
Reclassification (1,294,097) (39,612,324) (25,428,464) (25,463,285)
Acquisition through business combinations 188,866 5,781,189    
Effect of foreign currency exchange differences 7,973 244,069 557,595 (45,291)
Ending balance $ 356,470 $ 10,911,552 5,863,713 7,713,542
Construction in progress and machinery in transit [member] | Accumulated depreciation, amortisation and impairment [member]        
Disclosure of detailed information about property, plant and equipment [Line Items]        
Beginning balance     17,288 113,342
Impairment losses recognized       5,924
Disposals     $ (17,288) (100,049)
Effect of foreign currency exchange differences       (1,929)
Ending balance       $ 17,288