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Income Taxes - Schedule of Uncertain Tax Positions (Details) - USD ($)
$ in Millions
Aug. 31, 2019
Jun. 01, 2019
Income Tax Disclosure [Abstract]    
Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued $ 0.8 $ 0.7
Deferred Tax Liabilities, Other $ 2.0 $ 1.9