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Summary of Significant Accounting Policies and Related Information - General and Cash (Details)
$ / shares in Units, $ in Millions
12 Months Ended
Jan. 23, 2020
USD ($)
Feb. 29, 2020
Segment
$ / shares
Feb. 28, 2019
$ / shares
Business Combination, Separately Recognized Transactions [Line Items]      
Common stock, par (in dollars per share) | $ / shares   $ 0.10 $ 0.10
Number of segments | Segment   3  
Drybar Products LLC      
Business Combination, Separately Recognized Transactions [Line Items]      
Acquisition purchase price | $ $ 255.9