Annual report pursuant to Section 13 and 15(d)

Summary of Significant Accounting Policies - Schedule of Partial Self Insurance Reserve (Detail)

v3.20.4
Summary of Significant Accounting Policies - Schedule of Partial Self Insurance Reserve (Detail) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Self Insurance [Abstract]    
Balance, beginning of period $ 640 $ 828
Self-funded costs 7,477 8,087
Claims paid (7,574) (8,275)
Ending period balance $ 543 $ 640