XML 83 R68.htm IDEA: XBRL DOCUMENT v3.22.4
Income Taxes (Reconciliation of Valuation Allowance of Deferred Tax Assets) (Details) - Valuation Allowance of Deferred Tax Assets - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward]      
Balance at beginning of year $ 201 $ 217 $ 191
Change in assessment (a) 1 0 1
Current year operations 3 4 4
Other comprehensive income 0 (4) 3
Foreign currency and other (1) (16) 18
Balance at end of year $ 204 $ 201 $ 217