Quarterly report pursuant to Section 13 or 15(d)

Accrued Liabilities and other Long-Term Liabilities - Additional Information (Details)

v3.19.3
Accrued Liabilities and other Long-Term Liabilities - Additional Information (Details) - USD ($)
$ in Thousands
 1 Months Ended 9 Months Ended
Sep. 30, 2019
Sep. 30, 2019
Sep. 30, 2018
Dec. 31, 2018
Schedule Accrued Expenses And Other Long-Term Liabilities [Line Items]        
Long-term note payable $ 68,542 $ 68,542   $ 60,425
Amortization of interest discount   $ 2,459 $ 1,819  
Ximino [Member]        
Schedule Accrued Expenses And Other Long-Term Liabilities [Line Items]        
Effective interest rate used to calculated imputed interest discount (in percent) 11.96% 11.96%    
Period of effective interest rate considered for calculation of imputed interest discount (in years) 5 years      
Initial discount for imputed interest $ 2,300 $ 2,300    
Long-term note payable $ 4,842 4,842   $ 0
Amortization of interest discount   $ 100