Lease Commitments (Tables)

12 Months Ended

Dec. 31, 2021

Leases [Abstract]

Schedule of Assets And Liabilities, Lessee

Details of the right-of-use assets and lease liabilities for operating and finance leases, including the balance sheet presentation, are as follows:

	At December 31, 2021						At December 31, 2020
	Operating Leases			Finance Leases			Operating Leases			Finance Leases
Deferred charges and other assets	$	3,668		$	—		$	3,949		$	—
Properties, plant and equipment, net	—			429			—			455
Right-of-use assets*	$	3,668		$	429		$	3,949		$	455
Accrued Liabilities	$	995		$	—		$	1,291		$	—
Short-term Debt	—			48			—			186
Current lease liabilities	995			48			1,291			186
Deferred credits and other noncurrent obligations	2,508			—			2,615			—
Long-term Debt	—			449			—			447
Noncurrent lease liabilities	2,508			449			2,615			447
Total lease liabilities	$	3,503		$	497		$	3,906		$	633
Weighted-average remaining lease term (in years)	7.8			13.2			7.2			10.4
Weighted-average discount rate	2.2		%	4.2		%	2.8		%	3.9		%

* Includes non-cash additions of $1,063 and $60 in 2021, and $1,353 and $164 in 2020 for right-of-use assets obtained in exchange for new and modified lease liabilities for operating and finance leases, respectively. 2020 includes $566 in operating lease right-of-use assets and $566 lease liabilities associated with the Puma acquisition. 2020 also includes $124 in operating lease right-of-use assets and $148 lease liabilities, and $112 in finance lease right-of-use assets and $309 lease liabilities associated with the Noble acquisition.

Schedule of Lease, Cost

Total lease costs consist of both amounts recognized in the Consolidated Statement of Income during the period and amounts capitalized as part of the cost of another asset. Total lease costs incurred for operating and finance leases were as follows:

	Year-ended December 31
	2021		2020		2019
Operating lease costs*	$	2,199	$	2,551	$	2,621
Finance lease costs	66		45		66
Total lease costs	$	2,265	$	2,596	$	2,687

* Includes variable and short-term lease costs.

Cash paid for amounts included in the measurement of lease liabilities was as follows:

	Year-ended December 31
	2021		2020		2019
Operating cash flows from operating leases	$	1,670	$	1,744	$	1,574
Investing cash flows from operating leases	398		762		1,047
Operating cash flows from finance leases	21		14		13
Financing cash flows from finance leases	193		34		24

Schedule of Lessee, Operating Lease, Liability, Maturity

At December 31, 2021, the estimated future undiscounted cash flows for operating and finance leases were as follows:

		At December 31, 2021
		Operating Leases		Finance Leases
Year	2022	$	1,054	$	64
	2023	674		62
	2024	487		61
	2025	376		58
	2026	245		55
	Thereafter	1,049		316
	Total	$	3,885	$	616
Less: Amounts representing interest		382		119
Total lease liabilities		$	3,503	$	497

Schedule of Finance Lease, Liability, Maturity

At December 31, 2021, the estimated future undiscounted cash flows for operating and finance leases were as follows:

		At December 31, 2021
		Operating Leases		Finance Leases
Year	2022	$	1,054	$	64
	2023	674		62
	2024	487		61
	2025	376		58
	2026	245		55
	Thereafter	1,049		316
	Total	$	3,885	$	616
Less: Amounts representing interest		382		119
Total lease liabilities		$	3,503	$	497