XML 64 R52.htm IDEA: XBRL DOCUMENT v3.22.0.1
Income Taxes (Statutory Tax Rate and Effective Tax Rate) (Detail) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Income Tax Examination [Line Items]      
Statutory federal tax $ 45,405 $ 28,196 $ 19,396
Statutory federal tax, effective tax rate, percent 21.00% 21.00% 21.00%
State income taxes, net of federal benefit $ 4,980 $ 1,470 $ 864
State income taxes, net of federal benefit, effective tax rate, percent 2.30% 1.10% 0.90%
Share-based compensation - windfall $ (1,835) $ (415) $ (6,424)
Share-based compensation - windfall, effective tax rate, percent (0.80%) (0.30%) (7.00%)
Research and development and jobs credits $ (503) $ (370) $ (579)
Research and development and jobs credits, effective tax rate, percent (0.20%) (0.30%) (0.60%)
Executive compensation $ 2,652 $ 966 $ 442
Executive compensation, effective tax rate, percent 1.20% 0.70% 0.40%
Valuation allowance $ 468 $ 1,342 $ 0
Valuation allowance, effective tax rate, percent 0.20% 1.00% 0.00%
Other permanent differences $ 808 $ 16 $ 744
Other permanent differences, effective tax rate, percent 0.40% 0.00% 0.90%
Provision for income taxes $ 52,098 $ 31,406 $ 14,447
Provision for income taxes, effective tax rate, percent 24.10% 23.40% 15.60%
Inland Revenue, Hong Kong      
Income Tax Examination [Line Items]      
Foreign taxes $ 91 $ 94 $ 1
Foreign taxes, effective tax rate, percent 0.00% 0.10% 0.00%
Inland Revenue, Singapore (IRAS)      
Income Tax Examination [Line Items]      
Foreign taxes $ 32 $ 107 $ 3
Foreign taxes, effective tax rate, percent 0.00% 0.10% 0.00%