Equity Investments and Other (Details) $ in Millions	3 Months Ended		9 Months Ended
	Jul. 30, 2016 USD ($)	May 02, 2015 USD ($)	Oct. 29, 2016 USD ($) a	Oct. 31, 2015 USD ($)	Jan. 30, 2016 USD ($)
Schedule of Equity Method Investments [Line Items]
Equity Method Investment, Realized Gain (Loss) on Disposal			$ 0	$ 78
Gain (Loss) on Equity Method Investment Dividends Or Distributions	$ 108		$ 108	0
Gain (Loss) on Equity Method Investment Dividends or Distributions, Net of Tax	70
Proceeds from Equity Method Investments, Return of Capital and Other	$ 124
Easton Investment [Member]
Schedule of Equity Method Investments [Line Items]
Acres Of Land | a			1,300
Easton Investment Carrying Value included in Other Assets			$ 80	$ 96	$ 86
Third Party Sourcing Business [Member]
Schedule of Equity Method Investments [Line Items]
Equity Method Investment, Net Sales Proceeds		$ 85
Equity Method Investment, Realized Gain (Loss) on Disposal		78
Equity Method Investment, Realized Gain (Loss) on Disposal		$ 69