Quarterly report pursuant to Section 13 or 15(d)

Property and Equipment, Net - Additional Information (Detail)

v3.20.1
Property and Equipment, Net - Additional Information (Detail) - USD ($)
3 Months Ended
Mar. 31, 2020
Mar. 31, 2019
Property, Plant and Equipment [Abstract]    
Fully depreciated computer software and hardware equipment and furniture, fixtures and equipment write-off $ 191,000 $ 233,000
Property and equipment additions incurred but not yet paid 259,000 $ 473,000
Impairment of Long-Lived Assets Held-for-use $ 0