Quarterly report pursuant to Section 13 or 15(d)

Notes Payable (Details)

v3.20.1
Notes Payable (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2020
Dec. 31, 2019
Mar. 29, 2019
Debt Instrument [Line Items]      
Horizon Notes [1],[2] $ 15,750 $ 15,750  
Discount on notes payable (2,062) (2,321)  
Total notes payable 13,688 13,429  
Less: current portion (3,125) (1,250)  
Long-term notes payable 10,563 $ 12,179  
Interest Rate     9.00%
Final payment fee $ 750    
Horizon Notes      
Debt Instrument [Line Items]      
Interest Rate [1],[2] 9.00%    
Debt Instrument, Maturity Date [1],[2] Oct. 31, 2022    
LIBOR Rate      
Debt Instrument [Line Items]      
Interest Rate 9.00%    
[1] Balance includes $0.75 million final payment fee
[2] Interest rate is 9.00% plus one-month LIBOR Rate in excess of 2.5%