Leases (Tables)

9 Months Ended

Sep. 30, 2019

Leases

Schedule of components of lease expense

	Three months ended		Nine months ended
	September 30, 2019
Operating lease cost	$	540	$	1,620
Finance lease cost:
Amortization of right-of-use assets	$	25	$	50
Interest on lease liabilities		7		14
	$	32	$	64

Schedule of supplemental balance sheet information related to leases

	Nine months ended
	September 30, 2019
Operating leases:
Operating lease right-of-use assets	$	3,059
Operating lease liabilities, current		2,145
Operating lease liabilities		1,257
Finance leases:
Property and equipment, gross	$	429
Property and equipment, accumulated depreciation		(50)
Other liabilities, current		85
Other liabilities		299
Weighted-average remaining lease term:
Operating leases		1.6 years
Finance leases		4.0 years
Weighted-average discount rate:
Operating leases		10.3%
Finance leases		6.9%

Schedule of supplemental cash flow information related to leases

	Nine months ended
	September 30, 2019
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows from operating leases	$	1,685
Operating cash flows from finance leases		14
Financing cash flows from finance leases		58
Right-of-use assets obtained in exchange for lease obligations:
Operating leases		4,369
Finance leases		429

Schedule of future minimum lease payments under non-cancellable leases

	Operating leases		Finance leases
2019 (excluding the nine months ended September 30, 2019)	$	586	$	29
2020		2,394		116
2021		687		116
2022		—		84
2023 and thereafter		—		92
		3,667		437
Imputed interest		—		(8)
	$	3,667	$	429