Leases (Tables)

12 Months Ended

Dec. 31, 2020

The table below sets forth the components of lease expense for the years ended December 31:

	2020		2019
Operating lease expense	$	15,111	$	14,824
Finance lease expense:
Amortization of assets		836		978
Interest on lease liabilities		14		48
Short-term lease expense		525		336
Variable lease expense		2,940		2,663
Total lease expense	$	19,426	$	18,849

The table below sets forth supplemental balance sheet information related to leases as of December 31:

		2020			2019
Operating leases:
Operating lease ROU assets	$	54,457		$	57,427

Current operating lease liabilities		10,663			12,554
Noncurrent operating lease liabilities		27,041			27,545
Total operating lease liabilities	$	37,704		$	40,099

Finance leases:
Finance lease ROU assets	$	2,507		$	3,396
Accumulated amortization		(2,298	)		(1,924	)
Finance lease ROU assets, net	$	209		$	1,472

Current finance lease liabilities	$	149		$	903
Non-current finance lease liabilities		24			138
Total finance lease liabilities	$	173		$	1,041

Weighted average remaining lease term (in years):
Operating leases		7.6			4.4
Finance leases		0.6			1.3

Weighted average discount rate:
Operating leases		4.0	%		3.8	%
Finance leases		3.1	%		3.0	%

The table below sets forth supplemental cash flow and other information related to leases for the twelve months ended December 31:

	2020		2019
Cash paid for the amounts included in the measurements of lease liabilities:
Operating cash outflows from operating leases	$	15,943	$	18,325
Operating cash outflows from finance leases		19		48
Financing cash outflow from finance leases		919		1,082

ROU assets obtained in exchange for lease liabilities incurred:
Operating leases		6,339		3,956

The table below sets forth information about lease liability maturities: