Debt (Term Loan under the Senior Credit Agreement) (Narrative) (Details) - USD ($)	3 Months Ended	6 Months Ended
	Jun. 30, 2022	Jun. 30, 2022	Dec. 31, 2021
Debt Instrument [Line Items]
Debt instrument, principal amount	$ 12,564,000,000	$ 12,564,000,000	$ 12,396,000,000
2018 Term Loan [Member]
Debt Instrument [Line Items]
Debt instrument, principal amount	2,304,000,000	2,304,000,000	$ 2,316,000,000
Repayment of term loans	$ 6,000,000.0	$ 12,000,000.0