Leases - Narrative (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Lessee, Lease, Description [Line Items]
Operating lease, discount rate		7.25%
Operating lease, weighted average remaining lease term	2 years 3 months 18 days
Restructured lease, weighted average remaining lease term	1 year 3 months 18 days
Finance lease, weighted average remaining lease term	2 years
Restricted cash held in other assets	$ 342	$ 342
2017 Restructuring Plan | Facility Closing [Member]
Lessee, Lease, Description [Line Items]
Restricted cash held in other assets	$ 300