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REDEEMABLE NON-CONTROLLING INTEREST (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Apr. 30, 2017
Jul. 30, 2017
Jul. 31, 2016
Jan. 29, 2017
Jun. 29, 2016
Noncontrolling Interest [Line Items]          
Redeemable Non-Controlling Interest   $ 3.1 $ 0.1 $ 2.0  
Contributions from non-controlling interest   $ 1.7 0.0    
Ethiopia Joint Venture [Member]          
Noncontrolling Interest [Line Items]          
Noncontrolling Interest, Ownership Percentage by Parent   75.00%      
Redeemable Noncontrolling Interest, Equity, Fair Value         $ 0.1
Redeemable Non-Controlling Interest   $ 3.1 $ 0.1 $ 2.0  
Contributions from non-controlling interest $ 1.7