Quarterly report pursuant to Section 13 or 15(d)

Commitments and Contingencies - Future Minimum Lease Payments (Detail)

v3.19.1
Commitments and Contingencies - Future Minimum Lease Payments (Detail) - USD ($)
$ in Thousands
Mar. 31, 2019
Dec. 31, 2018
Commitments And Contingencies Disclosure [Abstract]    
2019   $ 498
2020   508
2021   518
2022   529
2023   716
Thereafter   4,203
Total   $ 6,972
2019 $ 334  
2020 508  
2021 518  
2022 529  
2023 716  
Thereafter 4,203  
Total $ 6,808