XML 13 R3.htm IDEA: XBRL DOCUMENT v3.21.2
Consolidated Balance Sheets (Parenthetical)
shares in Millions, $ in Millions
Jun. 30, 2021
USD ($)
shares
Jun. 30, 2021
SFr / shares
Dec. 31, 2020
USD ($)
shares
Dec. 31, 2020
SFr / shares
Allowance for credit losses | $ $ 120   $ 126  
Common stock, par or stated value per share | SFr / shares   SFr 0.10   SFr 0.10
Ordinary shares, authorized 2,495   2,495  
Ordinary shares, issued 1,209   1,202  
Treasury shares 106   106