Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 25, 2012 Successor [Member]	Dec. 27, 2011 Predecessor [Member]	Dec. 28, 2010 Predecessor [Member]
Operating activities
Net income	$ 15,020	$ 4,706	$ 21,464
Adjustments to reconcile net income to cash provided by operating activities:
Depreciation and amortization	56,309	45,049	46,221
Amortization of debt issuance costs	4,057	2,537	2,568
Deferred income taxes	2,796	(8,421)	2,950
Loss on debt extinguishment	14,227
Debt extinguishment penalty	(3,686)	0	0
Stock based compensation	0	13,225	118
Other	(307)	1,026	1,633
Changes in assets and liabilities, excluding the effect of acquisitions:
Accounts receivable	(2,602)	(3,464)	316
Inventories	182	(208)	(144)
Prepaid expenses and other current assets	(926)	350	215
Accounts payable	(1,421)	1,909	(3,214)
Income taxes	(1,813)	2,127	3,092
Accrued interest	10,556	(1,264)	(550)
Accrued liabilities	(7,750)	11,510	3,127
Accrued predecessor transaction costs and interest	(16,087)	12,995	0
Insurance reserves	2,465	1,296	994
Other deferred items	(679)	1,791	(2,035)
Other assets	77	1,037	(577)
Net cash provided by operating activities	70,418	86,201	76,178
Investing activities
Capital expenditures	(40,464)	(23,775)	(18,331)
Purchase of the stock of the Company	(431,540)	0	0
Purchase of business assets, net of cash acquired	(19,371)	0	0
Proceeds from disposition of assets	240	993	2,118
Net cash used in investing activities	(491,135)	(22,782)	(16,213)
Financing activities
Borrowings under revolving credit facility	14,900	0	13,105
Payments under revolving credit facility	(14,900)	0	(13,105)
Payments on term bank facilities	(6,875)	(29,670)	(31,340)
Retirement of predecessor entity debt	(372,700)	0	0
Proceeds from equity contributions, net of costs of $18,735	216,635	0	0
Issuance of debt	565,000	0	0
Debt issue costs	(34,614)	0	0
Interest rate derivative	(636)	0	0
Proceeds from sale-leaseback transactions	1,006	486	865
Net cash provided by (used in) financing activities	367,816	(29,184)	(30,475)
Net change in cash and cash equivalents	(52,901)	34,235	29,490
Beginning cash and cash equivalents	78,394	44,159	14,669
Ending cash and cash equivalents	25,493	78,394	44,159
Supplemental disclosures of cash flow information:
Net cash paid for interest	32,078	23,928	27,264
Net cash paid for income taxes	$ 1,981	$ 2,237	$ 448