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Leases - Narrative (Details) - USD ($)
$ in Thousands
6 Months Ended
Jun. 30, 2020
Jun. 30, 2019
Leases [Abstract]    
Operating lease, discount rate 7.25%  
Operating lease, weighted average remaining lease term 2 years 1 month 6 days  
Restructured lease, weighted average remaining lease term 1 year  
Finance lease, weighted average remaining lease term 1 year 9 months 18 days  
Restricted cash held in other assets $ 342 $ 342