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Leases (Tables)

12 Months Ended

Dec. 31, 2020

Components of lease expense were as follows (in thousands):


	Year Ended December 31,
	2020		2019
Finance lease cost:
Amortization of assets	$	4,150	$	3,535
Interest on lease liabilities	1,915		1,693
Operating lease expense:
Operating lease cost	9,012		9,102
Variable lease cost	1,072		1,109
Sublease income	(193)		(187)
Total lease costs	$	15,956	$	15,252

Supplemental balance sheet information related to leases was as follows (in thousands, except lease term and discount rate):


	As of December 31,
	2020			2019
Operating leases:
Operating lease right-of-use assets	$	51,342		$	57,141
Operating lease liabilities	58,005			64,416
Finance leases:
Property and equipment, at cost	49,554			50,437
Accumulated amortization	(8,864)			(4,830)
Property and equipment, net	$	40,690		$	45,607
Finance lease liabilities	$	41,718		$	45,141

Weighted average remaining lease term (in years):
Operating leases	13.4			13.7
Finance leases	10.3			11.4

Weighted average discount rate:
Operating leases	5.2		%	5.1		%
Finance leases	4.3		%	4.3		%

Supplemental cash flow and other information related to leases was as follows (in thousands):


	Year Ended December 31,
	2020		2019
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows for operating leases	$	12,048	$	9,834
Operating cash flows for finance leases	$	1,914	$	1,704
Financing cash flows for finance leases	$	2,579	$	2,855

Maturities of lease liabilities, which exclude variable rent payments, are as follows (in thousands):

Maturities of lease liabilities, which exclude variable rent payments, are as follows (in thousands):

The components of our lease revenue were as follows (in thousands):


	Year Ended December 31,
	2020		2019		2018
Lease revenue:
Minimum lease revenue	$	464,005	$	409,157	$	367,388
Variable lease revenue (primarily recoveries from customers)	55,853		55,966		46,232
Total lease revenue	$	519,858	$	465,123	$	413,620