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INCOME TAXES (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jul. 29, 2017
Jul. 30, 2016
Jul. 29, 2017
Jul. 30, 2016
Income Tax Disclosure [Abstract]        
Effective tax rate 32.00% 36.90% 33.90% 33.00%
Decrease in tax expense     $ 9.9  
Decrease in reserve for uncertain tax positions     $ 5.6