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COMMITMENTS AND CONTINGENCIES (Detail Textuals) - USD ($)
$ in Millions
12 Months Ended
Jan. 31, 2017
Jan. 31, 2016
Jan. 31, 2015
Commitment And Contingencies [Line Items]      
Rent expense $ 84.7 $ 75.6 $ 72.6
Advertising expense 89.5 81.9 71.5
License Agreements      
Commitment And Contingencies [Line Items]      
Royalty expense 139.0 123.7 109.6
Advertising expense $ 39.2 $ 36.1 $ 32.1
License Agreements | Minimum      
Commitment And Contingencies [Line Items]      
Royalty payments as a percentage of net sales 4.00%    
License Agreements | Maximum      
Commitment And Contingencies [Line Items]      
Royalty payments as a percentage of net sales 20.00%