Debt (Senior Notes Narrative) (Details) - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2022	Jul. 19, 2022	Jul. 14, 2022
Debt Instrument [Line Items]
Debt Instrument, Redemption Price, Percentage	100.00%
364 Day Senior Unsecured Bridge Term Loan | Bridge Facility
Debt Instrument [Line Items]
Bridge facility, current borrowing capacity	$ 9,500
364 Day Senior Unsecured Bridge Term Loan | Bridge Facility | Subsequent Event
Debt Instrument [Line Items]
Bridge facility, current borrowing capacity		$ 552	$ 552