Leases (Tables)

9 Months Ended

Sep. 30, 2019

Leases [Abstract]

Schedule of balance sheet information related to leases

Lease assets, lease-related assets and lease liabilities are as follows, in thousands of dollars:

		September 30, 2019
		(unaudited)
Assets	Balance Sheet Classification
Operating leases	Lease assets	$	18,780
Tenant receivable	Prepaid expenses and other current assets	4,096
Total lease and lease-related assets		$	22,876
Liabilities
Current
Operating leases	Accrued expenses and other current liabilities	$	3,145
Noncurrent
Operating leases	Lease liabilities, long term	27,256
Total lease liabilities		$	30,401

Schedule of lease costs and supplemental cash flow information

Supplemental cash flow information related to leases is as follows, in thousands of dollars:

	Nine Months ended September 30,
	2019		2018
	(unaudited)
Cash paid for operating leases	$	4,048	$	4,017
Lease assets obtained for new operating leases	$	31,856	$	—

Operating lease costs for the three and nine months ended September 30, 2019 are as follows, in thousands of dollars:

	Three Months ended September 30,		Nine Months ended September 30,
	2019
	(unaudited)
Fixed lease cost	$	1,498	$	3,517
Variable lease cost	484		1,467
Total operating leases cost	$	1,982	$	4,984

Schedule of weighted average remaining lease term and discount rate information

Weighted average lease term and weighted average discount rate for operating leases as of September 30, 2019 are as follows, unaudited:

Weighted-average remaining lease term (years)	13.45
Weighted-average discount rate	4.34	%

Schedule of maturities of operating lease liabilities

Future minimum lease payments under noncancellable operating leases as of September 30, 2019 are as follows, in thousands of dollars, unaudited:

Year ending December 31:
2019 (remaining)	$	784
2020	3,089
2021	2,735
2022	2,550
2023	2,537
Thereafter	29,371
Total future minimum lease payments	$	41,066
Less: Imputed interest (1)	(10,665		)
Present value of lease liabilities	$	30,401

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⁽¹⁾ Calculated using the interest rate for each lease.

Schedule of future minimum lease payments under non-cancelable operating leases

Future minimum lease payments under noncancelable operating leases as of December 31, 2018 were as follows, in thousands of dollars:

Year ending December 31:
2019	$	3,400
2020	2,287
Thereafter	1,840
Total	$	7,527