Quarterly report pursuant to Section 13 or 15(d)

Debt - Summary of Future Minimum Principal and Interest Payments (Detail)

v3.19.1
Debt - Summary of Future Minimum Principal and Interest Payments (Detail) - USD ($)
$ in Thousands
Mar. 31, 2019
Dec. 31, 2018
Debt Disclosure [Abstract]    
2020 $ 700  
2021 2,800  
2022 2,800  
2023 6,200  
Total future payments 12,500 $ 12,500
2019 [1] 1,171  
2020 [1] 1,554  
2021 [1] 1,314  
2022 [1] 964  
2023 [1] 493  
Total future payments [1] $ 5,496  
[1] estimated using LIBOR rates as at March 31, 2019