INCOME TAXES - Net Income Tax Expense (Details) - USD ($) $ in Millions	12 Months Ended
	Jan. 29, 2017	Jan. 31, 2016	Feb. 01, 2015
Net income tax expense (benefit)
Net income tax expense (benefit)	$ 139	$ (1,084)	$ 36
U.S. | Discontinued Operation
Net income tax expense (benefit)
Net income tax expense (benefit)	$ (2)	69	24
Canada | Discontinued Operation
Net income tax expense (benefit)
Net income tax expense (benefit)		$ 4	$ 3