Financing Receivables (Details) - USD ($) $ in Millions	Mar. 31, 2023	Dec. 31, 2022
Financing Receivable Recorded Investment [Line Items]
Financing Receivable, before Allowance for Credit Loss	$ 191	$ 257
Financing Receivable, Allowance for Credit Loss	0	0
Financing receivable	191	257
Accounts Receivable, Allowance for Credit Loss, Current	5	5
Other current assets	1,523	1,533
Chile [Member]
Financing Receivable Recorded Investment [Line Items]
Financing Receivable, before Allowance for Credit Loss	177	239
Financing Receivable, Allowance for Credit Loss	0	0
Financing receivable	177	239
Accounts Receivable, Allowance for Credit Loss, Current	26
Accounts Receivable, Allowance for Credit Loss, Noncurrent	162
Other current assets	15
Other Entity [Member]
Financing Receivable Recorded Investment [Line Items]
Financing Receivable, before Allowance for Credit Loss	14	18
Financing Receivable, Allowance for Credit Loss	0	0
Financing receivable	$ 14	$ 18