Subsequent Events - Additional Information (Detail) (USD $) In Millions, except Per Share data, unless otherwise specified								0 Months Ended		0 Months Ended				0 Months Ended					0 Months Ended
	Dec. 01, 2012	Dec. 01, 2012 7.50% Notes due November 2014 [Member]	Jan. 10, 2013 Scenario, Forecast [Member] Store	Jan. 10, 2013 Scenario, Forecast [Member] Save-A-Lot [Member] Store	Jan. 10, 2013 Scenario, Forecast [Member] Retail Food [Member]	Jan. 10, 2013 AB Acquisition [Member] Scenario, Forecast [Member] Minimum [Member]	Jan. 10, 2013 AB Acquisition [Member] Scenario, Forecast [Member] Maximum [Member]	Jan. 10, 2013 Symphony Investors [Member] Scenario, Forecast [Member]	Jan. 10, 2013 Subsequent Event [Member]	Jan. 10, 2013 Subsequent Event [Member] 7.50% Notes due November 2014 [Member]	Jan. 10, 2013 Subsequent Event [Member] Term Loan A [Member]	Jan. 10, 2013 Subsequent Event [Member] Cerberus [Member] D	Jan. 10, 2013 Subsequent Event [Member] Cerberus [Member] Minimum [Member]	Jan. 10, 2013 Subsequent Event [Member] Cerberus [Member] Maximum [Member]	Jan. 10, 2013 Subsequent Event [Member] Senior Secured Asset Based Revolving Credit Facility [Member]	Jan. 10, 2013 Nai Banners [Member] Scenario, Forecast [Member]	Jan. 10, 2013 Nai Banners [Member] Scenario, Forecast [Member] Minimum [Member]	Jan. 10, 2013 Nai Banners [Member] Scenario, Forecast [Member] Maximum [Member]	Jan. 10, 2013 Nai Banners [Member] Subsequent Event [Member]
Subsequent Event [Line Items]
Sale consideration																			$ 3,300
Cash proceeds from sale																			100
Sale in debt & capital lease obligations																			3,200
Equity investment percentage												30.00%
Number of Stores			1,950	1,300	191
Current assets sold under Sock Purchase Agreement																	1,400	1,600
Non current assets sold under Sock Purchase Agreement																	4,900	5,100
Current liabilities sold under Sock Purchase Agreement																	1,500	1,600
Non current liabilities sold under Stock Purchase Agreement																	3,600	3,700
Buyer unfunded status under stock Purchase Agreement																1,200
Number of business days												10
Tender Offer Agreement, Date												Jan. 10, 2013
Percentage of issued and outstanding stock under Tender Offer													19.90%	30.00%
Price to acquire stock under Tender Offer												$ 4.00
Holding percentage of issued and outstanding stock post Tender Offer													19.90%
Amount of purchase of common stock under Tender Offer														250
Percentage of aggregate issuance of primary shares under Tender Offer														19.90%
Termination fee						75	175	50
Expense reimbursement								25
Revolving credit facility term															5 years
Asset-based revolving credit facility borrowing amount	200														900
Term loan period											6 years
Existing term loan									846		1,500
Existing asset-based revolving facility									1,650
Refinancing of bond										$ 490
Bond interest rate		7.50%								7.50%
Bond maturity period										Nov. 30, 2014