Leases (Tables)

9 Months Ended

Sep. 30, 2021

Leases [Abstract]

Components of Lease Expense and Other Information related to Leases

The components of lease expense were as follows:

	Three Months Ended September 30,				Nine Months Ended September 30,
	2021		2020		2021		2020
Lease expense
Operating lease expense	$	7,906	$	7,689	$	23,395	$	23,542
Finance lease expense:
Amortization of ROU assets	454		327		1,342		874
Interest on lease liabilities	107		70		324		170
Short-term lease expense	6,001		5,625		17,752		18,236
Total lease expense	$	14,468	$	13,711	$	42,813	$	42,822

ScheduleofSupplementalCashFlowInformationRelatedtoLeases

Other information related to leases was as follows:

	Three Months Ended September 30,				Nine Months Ended September 30,
	2021		2020		2021			2020
Supplemental Cash Flows Information:
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows from operating leases	$	7,143	$	7,339	$	20,831		$	20,733
Operating cash flows from finance leases	107		70		324			170
Financing cash flows from finance leases	347		253		1,008			665
ROU assets obtained in exchange for lease obligations:
Operating leases	$	3,711	$	1,806	$	23,282		$	7,491
Finance leases	$	187	$	9,056	$	276		$	9,496
					September 30, 2021			December 31, 2020
Weighted-average remaining lease term (in years):
Operating leases					6.7			4.7
Finance leases					11.9			12.5
Weighted-average discount rate:
Operating leases					3.0		%	3.4		%
Finance leases					2.8		%	2.8		%