Annual report pursuant to Section 13 and 15(d)

Income Taxes - Summary of Gross Unrecognized Tax Benefits (Detail)

v3.21.1
Income Taxes - Summary of Gross Unrecognized Tax Benefits (Detail) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Income Tax Disclosure [Abstract]    
Balance at beginning of period $ 6,386 $ 4,584
Increases related to prior year tax positions 877 83
Decreases related to prior year tax positions (58)  
Increases related to tax positions   1,719
Balance at end of period $ 7,205 $ 6,386