XML 167 R149.htm IDEA: XBRL DOCUMENT v3.22.1
Cash Flow Information - Schedule of Liabilities Arising From Financing Activities (Detail) - IFRS 16 [Member] - TWD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Disclosure of reconciliation of liabilities arising from financing activities [line items]      
Beginning Balance $ 369,620.3 $ 192,739.2 $ 200,458.3
Financing Cash Flow 396,255.2 172,143.7 (6,269.7)
Non-cash changes Foreign Exchange Movement (12,506.7) (3,228.8) (2,110.0)
Non-cash changes Lease modifications 2,619.4 7,742.2 419.7
Non-cash changes Other Changes (179.8) 224.0 240.9
Ending Balance 755,808.4 369,620.3 192,739.2
Short-term loans [member]      
Disclosure of reconciliation of liabilities arising from financing activities [line items]      
Beginning Balance 88,559.0 118,522.3 88,754.7
Financing Cash Flow 35,668.4 (31,571.6) 31,804.3
Non-cash changes Foreign Exchange Movement (8,777.5) 1,608.3 (2,036.7)
Non-cash changes Other Changes (528.6)    
Ending Balance 114,921.3 88,559.0 118,522.3
Lease Liabilities [member]      
Disclosure of reconciliation of liabilities arising from financing activities [line items]      
Beginning Balance 22,388.6 17,316.9 19,903.6
Financing Cash Flow (2,178.3) (2,819.7) (3,174.0)
Non-cash changes Foreign Exchange Movement (82.3) (78.5) (73.3)
Non-cash changes Lease modifications 2,619.4 7,742.2 419.7
Non-cash changes Other Changes 193.3 227.7 240.9
Ending Balance 22,940.7 22,388.6 17,316.9
Bonds payable [member]      
Disclosure of reconciliation of liabilities arising from financing activities [line items]      
Beginning Balance 256,705.1 56,900.0 91,800.0
Financing Cash Flow 361,255.1 204,535.0 (34,900.0)
Non-cash changes Foreign Exchange Movement (3,646.9) (4,758.6)  
Non-cash changes Other Changes 157.3 28.7  
Ending Balance 614,470.6 256,705.1 $ 56,900.0
Long-term bank loans [member]      
Disclosure of reconciliation of liabilities arising from financing activities [line items]      
Beginning Balance 1,967.6    
Financing Cash Flow 1,510.0 2,000.0  
Non-cash changes Other Changes (1.8) (32.4)  
Ending Balance $ 3,475.8 $ 1,967.6