Quarterly report pursuant to Section 13 or 15(d)

Leases - Additional Information (Details)

v3.19.2
Leases - Additional Information (Details) - USD ($)
6 Months Ended
Oct. 27, 2017
Jun. 30, 2019
Dec. 31, 2018
Operating Leases, Rent Expense, Sublease Rentals $ 600,000    
Operating Leases, Rent Expense, Net 3,600,000    
Security Deposit 800,000    
Increase (Decrease) in Security Deposits 1,300,000    
Operating Lease, Liability   $ 2,019,000  
Operating Lease, Right-of-Use Asset   1,241,000 $ 0
Operating Lease, Expense   75,000  
Operating Leases, Rent Expense   $ 28,000  
Letter of Credit      
Security Deposit 500,000    
Increase (Decrease) in Security Deposits 1,000,000    
Cash      
Security Deposit 300,000    
Increase (Decrease) in Security Deposits $ 300,000