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Income Taxes (Details) - USD ($)
$ in Thousands
1 Months Ended 3 Months Ended 6 Months Ended 12 Months Ended
Sep. 30, 2020
Aug. 31, 2020
May 31, 2020
Aug. 31, 2019
Aug. 31, 2020
Aug. 31, 2019
Feb. 28, 2022
Feb. 28, 2018
Income Tax Contingency [Line Items]                
One time tax charge required due to Tax Act               $ 17,900
Income tax expense   $ 9,257   $ 5,298 $ 2,340 $ 8,635   $ 9,400
Income tax expense (benefit) as a percent of income before income taxes   9.60%   10.30% 1.60% 9.00%    
Subsequent Event                
Income Tax Contingency [Line Items]                
Settlement amount of disputed tax assessment $ 500              
State and Local Jurisdiction | Subsequent Event                
Income Tax Contingency [Line Items]                
Amount of disputed tax assessment $ 6,000              
Foreign Tax Authority | Scenario, Forecast | Minimum                
Income Tax Contingency [Line Items]                
Percent increase in overall effective tax rate due to changes in Macau Offshore Law             1.50%  
Foreign Tax Authority | Scenario, Forecast | Maximum                
Income Tax Contingency [Line Items]                
Percent increase in overall effective tax rate due to changes in Macau Offshore Law             2.00%  
COVID-19                
Income Tax Contingency [Line Items]                
One-time income tax benefit, CARES Act     $ 9,400