COMPREHENSIVE INCOME (LOSS) AND ACCUMULATED COMPREHENSIVE LOSS - Schedule of Changes in Accumulated Other Comprehensive Income (Details) - USD ($) $ in Millions	12 Months Ended
	Feb. 27, 2016	Feb. 28, 2015	Feb. 22, 2014
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Balances	$ (636)	$ (730)	$ (1,405)
Divestiture of NAI pension plan			(48)
Balances	(433)	(636)	(730)
Total
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Balances	(423)	(307)	(612)
Other comprehensive income before reclassifications	41	188	(202)
Pension settlement charge		39
Amortization of amounts included in net periodic benefit cost	42	33	55
Net Other comprehensive income (loss)	(1)	116	(257)
Divestiture of NAI pension plan			48
Balances	(422)	(423)	(307)
Benefit Plans
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Balances	(423)	(307)	(612)
Other comprehensive income before reclassifications	37	188	(202)
Pension settlement charge		39
Amortization of amounts included in net periodic benefit cost	42	33	55
Net Other comprehensive income (loss)	(5)	116	(257)
Divestiture of NAI pension plan			48
Balances	(418)	(423)	(307)
Interest Rate Swap
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Balances	0	0	0
Other comprehensive income before reclassifications	4	0	0
Net Other comprehensive income (loss)	4	0	0
Balances	$ (4)	$ 0	$ 0