XML 73 R62.htm IDEA: XBRL DOCUMENT v3.21.2
Income Taxes - Additional Information (Detail) - USD ($)
3 Months Ended 6 Months Ended 12 Months Ended
Jun. 30, 2021
Jun. 30, 2020
Jun. 30, 2021
Jun. 30, 2020
Dec. 31, 2020
Income Tax Disclosure [Abstract]          
Effective income tax rate 29.00% 24.00% 31.00% 26.00%  
U.S. federal statutory tax rate 21.00% 21.00% 21.00% 21.00%  
Changes in the valuation allowances     $ 0   $ 0
Changes in balances of unrecognized tax benefits     $ 0   $ 0