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Income Taxes - Narrative (Details) - USD ($)
12 Months Ended
Feb. 29, 2020
Feb. 28, 2019
Feb. 28, 2018
Income Tax Disclosure [Abstract]      
Provisional tax expense   $ 17,900,000  
Foreign earnings repatriated $ 48,300,000    
Undistributed earnings of foreign subsidiaries 22,300,000    
Net increase in valuation allowance 3,000,000.0    
U S tax liability for income generated In Macau 0    
Unrecognized tax benefits that would affect effective tax rate if recognized   3,200,000  
Liability for tax-related interest and penalties included in unrecognized tax benefits 100,000 600,000  
Tax-related interest and penalties expense included in provisions for income tax $ 500,000 $ 500,000 $ 500,000