CONSOLIDATED SEGMENT FINANCIAL INFORMATION - USD ($) $ in Millions	12 Months Ended
	Feb. 27, 2016	Feb. 28, 2015	Feb. 22, 2014
Net sales
Net sales	$ 17,529	$ 17,917	$ 17,252
Net sales, %	100.00%	100.00%	100.00%
Operating earnings
Operating earnings	$ 454	$ 424	$ 423
Total operating earnings % of total net sales	2.60%	2.40%	2.50%
Interest expense, net	$ 196	$ 243	$ 407
Equity in earnings of unconsolidated affiliates	(5)	(4)	(2)
Earnings from continuing operations before income taxes	263	185	18
Income tax provision	85	58	5
Net earnings from continuing operations attributable to SUPERVALU INC.	178	127	13
Income from discontinued operations, net of tax	8	72	176
Net earnings including noncontrolling interests	186	199	189
Less net earnings attributable to noncontrolling interests	(8)	(7)	(7)
Net earnings attributable to SUPERVALU INC.	178	192	182
Depreciation and amortization
Depreciation and amortization	276	285	302
Capital expenditures
Capital expenditures	281	240	113
Identifiable assets
Identifiable assets	4,370	4,434	4,283
Wholesale
Net sales
Net sales	$ 7,935	$ 8,198	$ 8,102
Net sales, %	45.30%	45.80%	47.00%
Operating earnings
Operating earnings	$ 230	$ 243	$ 235
% of sales	2.90%	3.00%	2.90%
Depreciation and amortization
Depreciation and amortization	$ 49	$ 48	$ 51
Capital expenditures
Capital expenditures	69	70	24
Identifiable assets
Identifiable assets	1,998	1,997	1,964
Save-A-Lot
Net sales
Net sales	$ 4,623	$ 4,641	$ 4,255
Net sales, %	26.40%	25.80%	24.60%
Operating earnings
Operating earnings	$ 129	$ 153	$ 167
% of sales	2.80%	3.30%	3.90%
Depreciation and amortization
Depreciation and amortization	$ 71	$ 65	$ 64
Capital expenditures
Capital expenditures	122	97	42
Identifiable assets
Identifiable assets	1,045	1,028	925
Save-A-Lot
Net sales
Net sales	$ 4,623	$ 4,641	$ 4,255
Net sales, %	26.40%	25.80%	24.60%
Retail
Net sales
Net sales	$ 4,769	$ 4,884	$ 4,655
Net sales, %	27.20%	27.30%	27.00%
Operating earnings
Operating earnings	$ 94	$ 122	$ 77
% of sales	2.00%	2.50%	1.70%
Depreciation and amortization
Depreciation and amortization	$ 153	$ 172	$ 187
Capital expenditures
Capital expenditures	90	73	47
Identifiable assets
Identifiable assets	1,327	1,381	1,367
Corporate
Net sales
Net sales	$ 202	$ 194	$ 240
Net sales, %	1.10%	1.10%	1.40%
Operating earnings
Operating earnings	$ 1	$ (94)	$ (56)
Depreciation and amortization
Depreciation and amortization	3	0	0
Identifiable assets
Identifiable assets	$ 0	$ 28	$ 27