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Leases (Tables)

6 Months Ended

Jun. 30, 2019

The components of lease expense are set forth in the table below:

	Three Months Ended		Six Months Ended
	June 30, 2019		June 30, 2019
Operating lease expense	$	3,773	$	7,477
Finance lease expense:
Amortization of assets		245		489
Interest on lease liabilities		13		28
Short-term lease expense		98		134
Variable lease expense		802		1,420
Total lease expense	$	4,931	$	9,548

The table below sets forth supplemental balance sheet information related to leases:

		June 30, 2019
Operating leases:
Operating lease ROU assets		$63,919

Current operating lease liabilities		12,268
Noncurrent operating lease liabilities		33,506
Total operating lease liabilities		$45,774

Finance leases:
Finance lease ROU assets		$3,396
Accumulated amortization		(1,436)
Finance lease ROU assets, net		$1,960

Current finance lease liabilities		$941
Non-current finance lease liabilities		593
Total finance lease liabilities		$1,534

Weighted average remaining lease term (in years):
Operating leases		4.8
Finance leases		1.7

Weighted average discount rate:
Operating leases		3.8%
Finance leases		3.6%

The table below sets forth supplemental cash flow and other information related to leases:

		Six Months Ended
		June 30, 2019
Cash paid for the amounts included in the measurements of lease liabilities:
Operating cash outflows from operating leases		$10,154
Operating cash outflows from finance leases		28
Financing cash outflow from finance leases		588

ROU assets obtained in exchange for lease liabilities incurred:
Operating leases		3,198

The table below sets forth information about lease liability maturities: