Consolidated Statements Of Cash Flows (USD $) In Thousands, unless otherwise specified	7 Months Ended	12 Months Ended	6 Months Ended	12 Months Ended
	Jan. 31, 2011 Successor [Member]	Jan. 30, 2012 Successor [Member]	Jul. 12, 2010 Predecessor [Member]	Jan. 25, 2010 Predecessor [Member]
Cash flows from operating activities:
Net (loss) income	$ (27,890)	$ (6,261)	$ (7,515)	$ 48,198
Adjustments to reconcile net (loss) income to net cash provided by (used in) operating activities:
Depreciation and amortization	41,881	82,044	33,703	71,064
Amortization of deferred financing costs and discount on notes	2,089	3,961	522	1,035
Loss on early extinguishment of senior secured second lien notes		4,188
Share-based compensation expense	2,659	4,593	4,710	8,120
Provision for (recovery of) losses on accounts and notes receivable	127	129	(100)	(212)
Loss (gain) on disposal of property and equipment	4,220	1,570	(1,857)	1,730
Deferred income taxes	(10,835)	(3,233)	8,241	11,797
Other non-cash charges	591	1,783	317	3,529
Net changes in operating assets and liabilities:
Receivables, inventories, prepaid expenses and other current and non-current assets	7,594	(973)	4,747	1,766
Estimated liability for closed restaurants and estimated liability for self-insurance	(107)	587	(1,697)	(2,111)
Accounts payable and other current and long-term liabilities	(31,722)	6,955	4,579	4,850
Net cash provided by (used in) operating activities	(11,393)	95,343	45,650	149,766
Cash flows from investing activities:
Purchases of property and equipment	(29,360)	(52,423)	(33,738)	(102,306)
Acquisition of Predecessor	(693,478)
Proceeds from sale of property and equipment	1,283	1,985	1,011	4,457
Proceeds from sale of Distribution Center assets	1,992		19,203
Collections of non-trade notes receivable	312	749	673	3,399
Acquisition of restaurants, net of cash received				(1,041)
Other investing activities	95	184	(284)	135
Net cash used in investing activities	(719,156)	(49,505)	(13,135)	(95,356)
Cash flows from financing activities:
Net change in bank overdraft	1,030	(729)	(7,364)	3,295
Borrowings under revolving credit facilities			138,500	122,000
Repayments of borrowings under revolving credit facilities	(34,000)		(134,500)	(154,000)
Repayments of Predecessor senior credit facility term loan	(236,487)		(10,945)	(4,303)
Proceeds from issuance of senior secured second lien notes, net of original issue discount	588,510
Proceeds from financing method sale-leaseback transactions		67,454
Payment of deferred financing costs	(19,981)	(3,920)
Payment for early extinguishment of senior secured second lien notes		(69,685)
Repayments of other long-term debt	(14)	(616)	(13)	(21)
Repayments of capital lease obligations	(4,288)	(8,011)	(3,748)	(7,277)
Purchase of Parent Notes		(8,362)
Repurchase of common stock			(2,072)	(1,724)
Exercise of stock options			1,063	838
Tax impact of stock option and restricted stock award transactions				299
Dividends paid on common stock			(3,317)	(13,140)
Net advances from (to) affiliates of Apollo Management	2,641		(2,641)
Equity contribution	450,000
Net cash (used in) provided by financing activities	747,411	(23,869)	(25,037)	(54,033)
Net increase in cash and cash equivalents	16,862	21,969	7,478	377
Cash and cash equivalents at beginning of period	25,724	42,586	18,246	17,869
Cash and cash equivalents at end of period	$ 42,586	$ 64,555	$ 25,724	$ 18,246