DEBT (Details) $ in Millions	12 Months Ended
	Jan. 28, 2017 USD ($) CreditFacility	Jan. 30, 2016 USD ($) CreditFacility
DEBT [Abstract]
Number of unsecured credit facilities | CreditFacility	2	2
Line of Credit Facility [Line Items]
Available borrowings under credit facilities	$ 80.0	$ 80.0
Days borrowing incurred against facilities	19 days	36 days
Average borrowings outstanding	$ 6.6	$ 12.9
Maximum borrowings outstanding	$ 11.8	$ 28.4
Average interest rate on outstanding borrowings	2.50%	2.22%
Debt outstanding at period end	$ 0.0	$ 0.0
November 2015 Facility [Member]
Line of Credit Facility [Line Items]
Expiration date of renewed facility		Nov. 18, 2016
Maximum borrowing capacity under renewed facility		$ 50.0
Line of Credit Facility, Interest Rate Description		prime plus 2%
Description of variable interest rate basis		prime
Basis spread on variable interest rate (in hundredths)		2.00%
August 2015 Facility [Member]
Line of Credit Facility [Line Items]
Expiration date of renewed facility		Aug. 19, 2016
Maximum borrowing capacity under renewed facility		$ 30.0
Line of Credit Facility, Interest Rate Description		higher of prime rate, the federal funds rate plus 0.5% or LIBOR
Description of variable interest rate basis		federal funds rate
Basis spread on variable interest rate (in hundredths)		0.50%
November 2016 Facility [Member]
Line of Credit Facility [Line Items]
Expiration date of renewed facility	Nov. 18, 2017
Maximum borrowing capacity under renewed facility	$ 50.0
Line of Credit Facility, Interest Rate Description	prime plus 2%
Description of variable interest rate basis	prime
Basis spread on variable interest rate (in hundredths)	2.00%
August 2016 Facility [Member]
Line of Credit Facility [Line Items]
Expiration date of renewed facility	Aug. 31, 2017
Maximum borrowing capacity under renewed facility	$ 30.0
Line of Credit Facility, Interest Rate Description	one month LIBOR plus 2%
Description of variable interest rate basis	one month LIBOR
Basis spread on variable interest rate (in hundredths)	2.00%