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Condensed Consolidated Statements of Changes in Stockholders' Equity (Unaudited) (Parenthetical) - USD ($)
$ in Thousands
3 Months Ended
Nov. 30, 2019
Nov. 24, 2018
Statement of Stockholders' Equity [Abstract]    
Dividends paid per common share (in dollars per share) $ 0.11 $ 0.10
Equity component of convertible senior notes and deferred financing costs, net of tax $ 20,915  
Convertible note hedge purchase, net of tax $ 17,417