Contingencies and Commitments (Tables)

12 Months Ended

Dec. 31, 2020

Commitments and Contingencies Disclosure [Abstract]

Lease, Cost

	2020			2019
Right-of-use assets	$	423		$	384
Lease liabilities, current	$	109		$	86
Lease liabilities, non-current	$	325		$	301
Other information:
Weighted-average remaining lease term	5.6 years			6.2 years
Weighted-average discount rate	2.57		%	3.34		%

Future Purchase Obligations and Minimum Lease Payments

	2021		2022		2023		2024		2025		Thereafter
Debt repayments	$	761	$	2	$	1,670	$	1,636	$	1,400	$	8,646
Purchase obligations	$	1,294	$	76	$	58	$	52	$	52	$	55
Minimum lease payments	$	110	$	87	$	65	$	38	$	30	$	90