Revenues and Segment Information, Contract Balances (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Accounts, Notes, Loans and Financing Receivable [Line Items]
Receivables from contracts with customers (see Note 4)	$ 9,996	$ 4,854
Contract liabilities, included in accrued expenses (see Note 9)	78	55
Contract Balances (Textual)
Revenue recognized that was included in contract liabilities as of prior year end	47	50	$ 31
Receivables from Contracts with Customers [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Receivables from contracts with customers (see Note 4)	$ 6,228	$ 3,642