Leases - Other Information (Details) $ in Thousands	3 Months Ended	9 Months Ended
	Sep. 30, 2019 USD ($)	Sep. 30, 2019 USD ($)
Leases [Abstract]
Operating cash flows from operating leases	$ 807	$ 2,231
Operating cash flows form finance leases	16	68
Financing cash flows from finance leases	120	503
Right-of-use asset obtained in exchange for operating lease obligations	$ 231	$ 2,541
Weighted average remaining lease term - operating leases	4 years 3 months 18 days	4 years 3 months 18 days
Weighted average remaining lease term - finance leases	1 year 2 months 12 days	1 year 2 months 12 days
Weighted average discount rate - operating leases	6.40%	6.40%
Weighted average discount rate - finance leases	5.70%	5.70%