CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Millions		12 Months Ended
		Feb. 24, 2018	Feb. 25, 2017	Feb. 27, 2016
Statement of Comprehensive Income [Abstract]
Net earnings including noncontrolling interests		$ 46	$ 654	$ 186
Other comprehensive income:
Recognition of pension and other postretirement benefit obligations(1)	[1]	66	142	5
Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, Net of Tax	[2]	2	2	(4)
Other Comprehensive Income (Loss), Net of Tax		68	144	1
Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest		114	798	187
Less comprehensive income attributable to noncontrolling interests		1	4	8
Comprehensive Income (Loss), Net of Tax, Attributable to Parent		$ 113	$ 794	$ 179

[1] Amounts are net of tax expense of $20, $70, and $14 for fiscal 2018, fiscal 2017 and fiscal 2016, respectively.

[2] Amounts are net of tax expense (benefit) of $(2), $1, and $(2) for fiscal 2018, fiscal 2017 and fiscal 2016, respectively.