v3.21.1
CONDENSED CONSOLIDATED BALANCE SHEETS (Unaudited) (Parenthetical) - USD ($)
$ in Millions
Mar. 31, 2021
Dec. 31, 2020
Statement of Financial Position [Abstract]    
Trade accounts receivable, allowances (in dollars) $ 88 $ 93
Trade accounts payable at fair value $ 546 $ 294
Convertible perpetual preference shares, par value (in dollars per share) $ 0.01 $ 0.01
Convertible perpetual preference shares, authorized (in shares) 21,000,000 21,000,000
Convertible perpetual preference shares, issued (in shares) 6,899,683 6,899,683
Convertible perpetual preference shares, outstanding (in shares) 6,899,683 6,899,683
Convertible perpetual preference shares, liquid preference (in dollars per share) $ 100 $ 100
Common shares, par value (in dollars per share) $ 0.01 $ 0.01
Common shares, authorized (in shares) 400,000,000 400,000,000
Common shares, issued (in shares) 141,260,402 139,790,238
Common shares, outstanding (in shares) 141,260,402 139,790,238
Common shares, at cost (in shares) 15,428,313 15,428,313