Quarterly report pursuant to Section 13 or 15(d)

Leases - Additional Information (Detail)

v3.19.2
Leases - Additional Information (Detail) - USD ($)
$ in Thousands
3 Months Ended
Jun. 30, 2019
Mar. 31, 2019
Leases [Line Items]    
Lessee, option to renew or terminate leases, description Certain leases include options to renew or terminate. Renewal options are exercisable per the discretion of the Company and vary based on the nature of each lease.  
Operating leases, future minimum lease commitments, 2020   $ 501
Operating leases, future minimum lease commitments, 2021   301
Operating leases, future minimum lease commitments, 2022   37
Operating leases, future minimum lease commitments, 2023   32
Operating leases, future minimum lease commitments, 2024   8
Finance leases, future minimum lease commitments, 2020   62
Finance leases, future minimum lease commitments, 2021   47
Finance leases, future minimum lease commitments, 2022   26
Finance leases, future minimum lease commitments, 2023   26
Finance leases, future minimum lease commitments, 2024   $ 11
ROU assets obtained in exchange for operating lease liability $ 143  
Minimum [Member]    
Leases [Line Items]    
Remaining term of contract 1 year  
Maximum [Member]    
Leases [Line Items]    
Remaining term of contract 5 years