XML 152 R136.htm IDEA: XBRL DOCUMENT v3.8.0.1
Equity - Summary of Capital Surplus (Detail)
$ in Thousands, $ in Thousands
Dec. 31, 2017
TWD ($)
Dec. 31, 2017
USD ($)
Dec. 31, 2016
TWD ($)
Disclosure of classes of share capital [abstract]      
Arising from issuance of ordinary shares $ 21,553,853 $ 727,188 $ 5,844,397
Arising from conversion of bond payable 1,930,066 65,117  
Arising from the difference between consideration received and the carrying amount of the subsidiaries' net assets during actual disposal or acquisition 7,176,958 242,137 7,176,958
Arising from changes in percentage of ownership interest in subsidiaries 6,084,895 205,293 6,134,228
Arising from treasury share transactions 1,151,345 38,844 950,368
Arising from exercised employee share options 1,089,178 36,747 630,411
Arising from expired employee share options 223,454 7,539 3,626
Arising from share of changes in capital surplus of associates 83,733 2,825 82,243
Arising from employee share options 960,888 32,419 1,230,247
Arising from equity component of convertible bonds 214,022 7,221 214,022
Others 155,936 5,261  
Capital surplus $ 40,624,328 $ 1,370,591 $ 22,266,500