Annual report pursuant to Section 13 and 15(d)

Income Taxes - Summary of Components of Income from Continuing Operations before Provision for Income Taxes (Detail)

v3.20.4
Income Taxes - Summary of Components of Income from Continuing Operations before Provision for Income Taxes (Detail) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Income (loss) before provision for income taxes:      
Income before provision for income taxes $ 59,364 $ 107,512 $ 117,220
United States [Member]      
Income (loss) before provision for income taxes:      
Income before provision for income taxes 62,206 112,425 119,446
Foreign [Member]      
Income (loss) before provision for income taxes:      
Income before provision for income taxes $ (2,842) $ (4,913) $ (2,226)