Condensed Consolidated Statements of Comprehensive Income (Unaudited) - USD ($) $ in Millions		4 Months Ended
		Jun. 16, 2018	Jun. 17, 2017
Statement of Comprehensive Income [Abstract]
Net (loss) earnings including noncontrolling interests		$ (21)	$ 12
Other comprehensive income:
Recognition of pension and other postretirement benefit obligations(1)	[1]	0	0
Recognition of interest rate swap cash flow hedge(2)	[2]	0	0
Total other comprehensive income		0	0
Comprehensive (loss) income including noncontrolling interests		(21)	12
Less comprehensive income attributable to noncontrolling interests		0	(1)
Comprehensive (loss) income attributable to SUPERVALU INC.		$ (21)	$ 11

[1] Amounts are net of tax expense (benefit) of $0 and $(1) for the first quarters of fiscal 2019 and 2018, respectively.

[2] Amounts are net of tax expense of $0 and $1 for the first quarters of fiscal 2019 and 2018, respectively.