Shareholders' Equity AOCI (Details) $ in Millions	3 Months Ended
	Mar. 31, 2024 USD ($)
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance of Accumulated Other Comprehensive Income (Loss) at Beginning of Period	$ (2,487)
Other comprehensive income (loss) before reclassifications	(136)
Other Comprehensive Income (Loss), Net Investment Hedge, Gain (Loss), before Reclassification and Tax	84
Amounts reclassified from AOCI	(21)
Other comprehensive income (loss), tax, portion attributable to parent	(10)
Other Comprehensive Income (Loss), Net of Tax	(83)
Balance of Accumulated Other Comprehensive Income (Loss) at End of period	(2,570)
Foreign Currency Translation Adjustment [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance of Accumulated Other Comprehensive Income (Loss) at Beginning of Period	(2,539)
Other comprehensive income (loss) before reclassifications	(77)
Other Comprehensive Income (Loss), Net Investment Hedge, Gain (Loss), before Reclassification and Tax	84
Amounts reclassified from AOCI	0
Other comprehensive income (loss), tax, portion attributable to parent	(20)
Other Comprehensive Income (Loss), Net of Tax	(13)
Balance of Accumulated Other Comprehensive Income (Loss) at End of period	(2,552)
Deferred Gain (Loss) On Hedging Activities [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance of Accumulated Other Comprehensive Income (Loss) at Beginning of Period	158
Other comprehensive income (loss) before reclassifications	(50)
Amounts reclassified from AOCI	(19)
Other comprehensive income (loss), tax, portion attributable to parent	10
Other Comprehensive Income (Loss), Net of Tax	(59)
Balance of Accumulated Other Comprehensive Income (Loss) at End of period	99
Pension Liability Adjustment [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance of Accumulated Other Comprehensive Income (Loss) at Beginning of Period	(108)
Other comprehensive income (loss) before reclassifications	(2)
Amounts reclassified from AOCI	(2)
Other comprehensive income (loss), tax, portion attributable to parent	1
Other Comprehensive Income (Loss), Net of Tax	(3)
Balance of Accumulated Other Comprehensive Income (Loss) at End of period	(111)
Unrealized Gain (Loss) On Investments [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance of Accumulated Other Comprehensive Income (Loss) at Beginning of Period	2
Other comprehensive income (loss) before reclassifications	(7)
Amounts reclassified from AOCI	0
Other comprehensive income (loss), tax, portion attributable to parent	(1)
Other Comprehensive Income (Loss), Net of Tax	(8)
Balance of Accumulated Other Comprehensive Income (Loss) at End of period	$ (6)