XML 20 R61.htm IDEA: XBRL DOCUMENT v3.20.1
Income Taxes - Summary of Income Taxes (Details) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2020
Mar. 31, 2019
Income Tax Disclosure [Abstract]    
Earnings (loss) before income taxes $ 219 $ 342
Income tax expense (benefit) computed at United States statutory tax rate 46 72
Valuation allowances 1 (235)
U.S. foreign income items, net of credits 3 7
Other 22 24
Income tax expense (benefit) computed at effective worldwide tax rates $ 72 $ (132)