Condensed Consolidated Statements of Comprehensive Income (Unaudited) - USD ($) $ in Millions		3 Months Ended		6 Months Ended
		Sep. 10, 2016	Sep. 12, 2015	Sep. 10, 2016	Sep. 12, 2015
Statement of Comprehensive Income [Abstract]
Other Comprehensive (Income) Loss, Pension and Other Postretirement Benefit Plans, Tax		$ (2)	$ (6)	$ (6)	$ (14)
Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, Tax		0	0	0	(1)
Net earnings including noncontrolling interests		32	33	79	97
Other comprehensive income:
Recognition of pension and other postretirement benefit obligations(1)	[1]	5	9	11	23
Recognition of interest rate swap cash flow hedge(2)	[2]	0	(1)	0	(2)
Total other comprehensive income		5	8	11	21
Comprehensive income including noncontrolling interests		37	41	90	118
Less net earnings attributable to noncontrolling interests		(1)	(2)	(2)	(5)
Comprehensive income attributable to SUPERVALU INC.		$ 36	$ 39	$ 88	$ 113

[1] Amounts are net of tax expense of $2, $6, $6 and $14 for the second quarters of fiscal 2017 and 2016, and for fiscal 2017 and 2016 year-to-date, respectively.

[2] Amounts are net of tax expense (benefit) of $0, $0, $0 and $(1) for the second quarters of fiscal 2017 and 2016, and for fiscal 2017 and 2016 year-to-date, respectively.