BENEFIT PLANS - Fair Value of Assets of Company's Benefit Plans Held in Master Trust (Detail) - USD ($) $ in Millions	Feb. 27, 2016	Feb. 28, 2015	Feb. 22, 2014
Changes in Plan Assets
Total plan assets at fair value	$ 2,119	$ 2,317
Common Stock
Changes in Plan Assets
Total plan assets at fair value	432	489
Common collective trusts—fixed income
Changes in Plan Assets
Total plan assets at fair value	554	259
Common collective trusts—equity
Changes in Plan Assets
Total plan assets at fair value	212	336
Government securities
Changes in Plan Assets
Total plan assets at fair value	163	225
Mutual funds
Changes in Plan Assets
Total plan assets at fair value	235	339
Corporate bonds
Changes in Plan Assets
Total plan assets at fair value	201	292
Real estate partnerships
Changes in Plan Assets
Total plan assets at fair value	164	162
Private equity
Changes in Plan Assets
Total plan assets at fair value	141	144
Mortgage-backed securities
Changes in Plan Assets
Total plan assets at fair value	14	17
Other
Changes in Plan Assets
Total plan assets at fair value	3	54
Level 1
Changes in Plan Assets
Total plan assets at fair value	537	685
Level 1 | Common Stock
Changes in Plan Assets
Total plan assets at fair value	432	489
Level 1 | Common collective trusts—fixed income
Changes in Plan Assets
Total plan assets at fair value	0	0
Level 1 | Common collective trusts—equity
Changes in Plan Assets
Total plan assets at fair value	0	0
Level 1 | Government securities
Changes in Plan Assets
Total plan assets at fair value	49	95
Level 1 | Mutual funds
Changes in Plan Assets
Total plan assets at fair value	56	53
Level 1 | Corporate bonds
Changes in Plan Assets
Total plan assets at fair value	0	0
Level 1 | Real estate partnerships
Changes in Plan Assets
Total plan assets at fair value	0	0
Level 1 | Private equity
Changes in Plan Assets
Total plan assets at fair value	0	0
Level 1 | Mortgage-backed securities
Changes in Plan Assets
Total plan assets at fair value	0	0
Level 1 | Other
Changes in Plan Assets
Total plan assets at fair value	0	48
Level 2
Changes in Plan Assets
Total plan assets at fair value	1,277	1,326
Level 2 | Common Stock
Changes in Plan Assets
Total plan assets at fair value	0	0
Level 2 | Common collective trusts—fixed income
Changes in Plan Assets
Total plan assets at fair value	554	259
Level 2 | Common collective trusts—equity
Changes in Plan Assets
Total plan assets at fair value	212	336
Level 2 | Government securities
Changes in Plan Assets
Total plan assets at fair value	114	130
Level 2 | Mutual funds
Changes in Plan Assets
Total plan assets at fair value	179	286
Level 2 | Corporate bonds
Changes in Plan Assets
Total plan assets at fair value	201	292
Level 2 | Real estate partnerships
Changes in Plan Assets
Total plan assets at fair value	0	0
Level 2 | Private equity
Changes in Plan Assets
Total plan assets at fair value	0	0
Level 2 | Mortgage-backed securities
Changes in Plan Assets
Total plan assets at fair value	14	17
Level 2 | Other
Changes in Plan Assets
Total plan assets at fair value	3	6
Level 3
Changes in Plan Assets
Total plan assets at fair value	305	306
Level 3 | Common Stock
Changes in Plan Assets
Total plan assets at fair value	0	0
Level 3 | Common collective trusts—fixed income
Changes in Plan Assets
Total plan assets at fair value	0	0
Level 3 | Common collective trusts—equity
Changes in Plan Assets
Total plan assets at fair value	0	0
Level 3 | Government securities
Changes in Plan Assets
Total plan assets at fair value	0	0
Level 3 | Mutual funds
Changes in Plan Assets
Total plan assets at fair value	0	0
Level 3 | Corporate bonds
Changes in Plan Assets
Total plan assets at fair value	0	0
Level 3 | Real estate partnerships
Changes in Plan Assets
Total plan assets at fair value	164	162	$ 149
Level 3 | Private equity
Changes in Plan Assets
Total plan assets at fair value	141	144	$ 125
Level 3 | Mortgage-backed securities
Changes in Plan Assets
Total plan assets at fair value	0	0
Level 3 | Other
Changes in Plan Assets
Total plan assets at fair value	$ 0	$ 0