Future Minimum Finance Lease Payments (Details) $ in Thousands	Sep. 30, 2019 USD ($)
Leases [Abstract]
Remainder of 2019	$ 156
2020	624
2021	624
2022	624
2023	45
2024 and thereafter	0
Total minimum lease payments	2,073
Less amount representing interest	(23)
Present value of net minimum financing lease payments	2,050
Less current installments of obligation under accrued other	612
Obligations under other long-term liabilities, excluding current installments	$ 1,438
Weighted-average remaining lease term - finance leases	3 years 5 months 2 days
Weighted-average discount rate - finance leases	1.53%