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Business and Summary of Significant Accounting Policies (Tables)
12 Months Ended
Dec. 31, 2021
Accounting Policies [Abstract]  
Schedule of Changes in Other Comprehensive Earnings (Loss)
Changes in the balance of Other comprehensive earnings (loss) by component are as follows:
 Unrealized gain (loss) on investments and other financial instruments, net (excluding investments in unconsolidated affiliates)Unrealized gain (loss) relating to investments in unconsolidated affiliatesUnrealized (loss) gain on foreign currency translation and cash flow hedgingMinimum pension liability adjustmentTotal Accumulated Other Comprehensive Earnings (Loss)
 (In millions)
Balance January 1, 2020$46 $18 $(11)$(10)$43 
Reclassification adjustments(73)— — — (73)
Other comprehensive earnings1,307 10 14 1,334 
Balance December 31, 20201,280 21 (1)1,304 
Reclassification adjustments(123)— — — (123)
Other comprehensive earnings(410)22 (7)(7)(402)
Balance December 31, 2021$747 $43 $(8)$(3)$779