Financing Receivables (Details) $ in Millions	12 Months Ended
	Dec. 31, 2021 USD ($) agreement	Dec. 31, 2020 USD ($)
Schedule of Financing Receivables [Line Items]
Financing receivable	$ 57	$ 101
Number of Foninvemem Agreements | agreement	3
Foninvemem Agreement, collection period	10 years
Financing Receivable, before Allowance for Credit Loss	$ 58	110
Financing Receivable, Allowance for Credit Loss	1	9
Deferred Income	85	438
ARGENTINA
Schedule of Financing Receivables [Line Items]
Financing receivable	10	39
Derivative Assets, Gross	108	146
Financing Receivable, before Allowance for Credit Loss	11	48
Financing Receivable, Allowance for Credit Loss	1	9
Other Entity [Member]
Schedule of Financing Receivables [Line Items]
Financing receivable	30	31
Financing Receivable, before Allowance for Credit Loss	30	31
Financing Receivable, Allowance for Credit Loss	0	0
CHILE
Schedule of Financing Receivables [Line Items]
Financing receivable	17	31
Financing Receivable, before Allowance for Credit Loss	17	31
Financing Receivable, Allowance for Credit Loss	0	$ 0
Receivables, Net, Current	34
Accounts Receivable, Noncurrent, Nonaccrual	9
Deferred Income	$ 8