BENEFIT PLANS - COMPONENTS OF NET PERIODIC BENEFIT COSTS (Details) - USD ($) $ in Millions	3 Months Ended			6 Months Ended
	Nov. 04, 2017	Aug. 12, 2017	Aug. 13, 2016	Aug. 12, 2017	Aug. 13, 2016
Pension Benefits
Components of net periodic benefit cost:
Service cost		$ 18	$ 15	$ 42	$ 36
Interest cost		42	43	98	101
Expected return on plan assets		(55)	(55)	(128)	(128)
Amortization of:
Actuarial loss (gain)		20	15	46	34
Curtailment				2
Net periodic benefit cost		25	18	60	43
Other Benefits
Components of net periodic benefit cost:
Service cost		2	2	5	5
Interest cost		2	3	5	6
Amortization of:
Prior service cost		(2)	(2)	(4)	(4)
Actuarial loss (gain)		(2)	(2)	(5)	(5)
Net periodic benefit cost		$ 0	$ 1	$ 1	$ 2
Subsequent Events
Amortization of:
Contributions into Fund	$ 1,000
Contributions into Fund, net of tax	$ 650