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Leases (Tables)

3 Months Ended

Mar. 31, 2021

Leases [Abstract]

Schedule of Components of Leases

Components of leases are as follows (in millions):

		March 31,				December 31,
		2021				2020
Current portion of lease liabilities:
Operating		$	81			$	82
Financing			25				28
Total		$	106			$	110
		March 31,				December 31,
		2021				2020
Long-term portion of lease liability:
Operating		$	361			$	376
Financing			229			$	236
Total		$	590			$	612

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Tabular disclosure of components of leases.

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