Quarterly report pursuant to Section 13 or 15(d)

Fair Value Measurements - Additional Information (Details)

v3.20.2
Fair Value Measurements - Additional Information (Details) - USD ($)
$ / shares in Units, $ in Thousands
Jun. 30, 2020
Dec. 31, 2019
Jun. 30, 2019
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Long-term debt $ 41,000 $ 41,000  
Class of warrant or right, exercise price of warrants or rights (in usd per share)     $ 11.50
2019 Refinancing Agreement      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Class of warrant or right, number of securities called by each warrant or right (in shares) 263,314 263,314  
Class of warrant or right, exercise price of warrants or rights (in usd per share) $ 7.63 $ 7.63  
Refinancing Term Loan 2019      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Long-term debt $ 41,000 $ 41,000