XML 115 R96.htm IDEA: XBRL DOCUMENT v3.22.0.1
Income Taxes - Possible Changes of Unrecognized Tax Benefits (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Reasonably possible change in unrecognized tax benefits    
Foreign tax credit carryovers $ 161 $ 130
Unused foreign tax credits expiring in current year through following nine years 85  
Unused foreign tax credits carried over indefinitely 76  
Operating and capital loss carryforwards with indefinite life 157  
Operating and capital loss carryforwards expiring in current year through following 19 years 98  
Unused research tax credits expiring in current year through following 18 years $ 19  
Period during which unrecognized tax benefits are reasonably possible of being settled as a result of audit settlements or statute expirations 12 months  
Maximum    
Reasonably possible change in unrecognized tax benefits    
Reasonably possible decrease in unrecognized tax benefits related to audit settlements or statute expirations $ 70