Leases (Tables)

6 Months Ended

Jun. 30, 2020

Leases [Abstract]

Components of Lease Expense and Other Information related to Leases

The components of lease expense were as follows:

	Three Months Ended June 30,				Six Months Ended June 30,
	2020		2019		2020		2019
Lease expense
Operating lease expense	$	7,942	$	8,387	$	15,853	$	15,947
Finance lease expense:
Amortization of ROU assets	281		21		547		21
Interest on lease liabilities	51		5		100		5
Short-term lease expense	6,185		5,640		12,611		11,245
Total lease expense	$	14,459	$	14,053	$	29,111	$	27,218

ScheduleofSupplementalCashFlowInformationRelatedtoLeases

Other information related to leases was as follows:

	Three Months Ended June 30,				Six Months Ended June 30,
	2020		2019		2020			2019
Supplemental cash flows information:
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows from operating leases	$	6,676	$	6,314	$	13,394		$	12,877
Operating cash flows from finance leases	51		5		100			5
Financing cash flows from finance leases	212		12		412			12
ROU assets obtained in exchange for lease obligations:
Operating leases	$	1,901	$	3,571	$	5,685		$	9,551
Finance leases	$	—	$	4,692	$	440		$	5,227
					June 30, 2020			December 31, 2019
Weighted-average remaining lease term (in years):
Operating leases					5.0			5.1
Finance leases					6.2			6.6
Weighted-average discount rate:
Operating leases					3.5		%	3.6		%
Finance leases					2.8		%	2.8		%