RELATED PARTY DISCLOSURE (Secured Loan Facility) (Details) - USD ($)		6 Months Ended
	Jan. 03, 2017	Jul. 29, 2017	May 31, 2017	Jan. 31, 2017	Jan. 28, 2017	Jul. 30, 2016	Apr. 30, 2016	Apr. 08, 2016
Secured borrowings | 2017 Secured Loan Facility
Related Party Transaction [Line Items]
Debt instrument, face amount	$ 500,000,000	$ 461,000,000		$ 500,000,000	$ 500,000,000
Repayments of secured debt		39,000,000
Secured borrowings | Loan Facility, Maturity July 2017
Related Party Transaction [Line Items]
Debt instrument, face amount							$ 500,000,000	$ 500,000,000
Secured borrowings | 2016 Secured Loan Facility
Related Party Transaction [Line Items]
Debt instrument, refinance amount			$ 400,000,000
Secured Loan Facility | Loan Facility, Maturity July 2017
Related Party Transaction [Line Items]
Debt instrument, face amount		263,000,000	$ 263,000,000		500,000,000			$ 500,000,000
Repayments of secured debt		238,000,000
Secured Loan Facility | Loan Facility, Maturity July 2017 | Affiliated Entity
Related Party Transaction [Line Items]
Debt instrument, face amount		461,000,000			500,000,000
Repayments of secured debt	39,000,000
Secured Loan Facility | 2016 Secured Loan Facility
Related Party Transaction [Line Items]
Debt instrument, face amount							$ 500,000,000
Secured Loan Facility | 2016 Secured Loan Facility | Affiliated Entity
Related Party Transaction [Line Items]
Debt instrument, face amount		$ 131,000,000			$ 216,000,000	$ 216,000,000
Repayments of secured debt	$ 84,000,000