Leases (Tables)

12 Months Ended

Dec. 31, 2021

Leases [Abstract]

Lease, Cost

Lease cost recognized in our consolidated statements of operations is summarized as follows (in millions):

	Year Ended December 31,
	2019		2020		2021
Operating lease cost	$	3,669	$	5,019	$	7,199
Finance lease cost:
Amortization of lease assets	10,094		8,452		9,857
Interest on lease liabilities	695		617		473
Finance lease cost	10,789		9,069		10,330
Variable lease cost	966		1,238		1,556
Total lease cost	$	15,424	$	15,326	$	19,085

Other Operating and Finance Lease Information

Other information about lease amounts recognized in our consolidated financial statements is as follows:

	December 31, 2020		December 31, 2021
Weighted-average remaining lease term – operating leases	10.7 years		11.3 years
Weighted-average remaining lease term – finance leases	6.2 years		8.1 years
Weighted-average discount rate – operating leases	2.5	%	2.2	%
Weighted-average discount rate – finance leases	2.1	%	2.0	%

Operating and Finance Lease Liability Reconciliation

Our lease liabilities were as follows (in millions):

	December 31, 2020
	Operating Leases		Finance Leases		Total
Gross lease liabilities	$	44,833	$	30,437	$	75,270
Less: imputed interest	(5,734)		(2,003)		(7,737)
Present value of lease liabilities	39,099		28,434		67,533
Less: current portion of lease liabilities	(4,586)		(10,374)		(14,960)
Total long-term lease liabilities	$	34,513	$	18,060	$	52,573

	December 31, 2021
	Operating Leases		Finance Leases		Total
Gross lease liabilities	$	66,269	$	25,866	$	92,135
Less: imputed interest	(7,939)		(2,113)		(10,052)
Present value of lease liabilities	58,330		23,753		82,083
Less: current portion of lease liabilities	(6,349)		(8,083)		(14,432)
Total long-term lease liabilities	$	51,981	$	15,670	$	67,651