Revenue Contract Balances (Details) - USD ($) $ in Millions	9 Months Ended
Sep. 30, 2024	Sep. 30, 2023	Dec. 31, 2023
Financing Receivable, after Allowance for Credit Loss	$ 97		$ 193
Financing Receivable, Allowance for Credit Loss	0		0
Contract with Customer, Liability	220		328
Other current assets, net of allowance of $0 and $14, respectively	1,460		1,387
Revenue, Remaining Performance Obligation, Amount	7
Contract with Customer, Liability	220		328
Contract with Customer, Liability, Revenue Recognized	77	$ 30
Mong Duong Subsidiary [Member]
Financing Receivable, after Allowance for Credit Loss	1,000
Mong Duong Subsidiary [Member] \| Discontinued Operations, Held-for-sale or Disposed of by Sale [Member]
Financing Receivable, after Allowance for Credit Loss			1,100
Financing Receivable, after Allowance for Credit Loss, Noncurrent	873		962
Financing Receivable, after Allowance for Credit Loss, Current	118		$ 108
Warrior Run
Revenue, Remaining Performance Obligation, Amount	357
Revenue, Remaining Performance Obligation, Monthly Amount	32
Other Receivable, before Allowance for Credit Loss, Noncurrent	108
Proceeds from Issuance of Debt	$ 273

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Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable.

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Amount of allowance for credit loss on financing receivable. Excludes allowance for financing receivable covered under loss sharing agreement.

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Amount of transaction price allocated to performance obligation that has not been recognized as revenue.

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