Consolidated Statements Of Cash Flows (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 27, 2012 Successor [Member]	Mar. 29, 2011 Predecessor [Member]
Operating activities
Net income	$ 9,005	$ 9,506
Adjustments to reconcile net income to cash provided by operating activities:
Depreciation and amortization	13,312	11,771
Amortization of debt issuance costs	1,032	635
Deferred income taxes	2,957	3,027
Other	7	69
Changes in assets and liabilities, excluding the effect of acquisitions:
Accounts receivable	3,239	621
Inventories	153	197
Prepaid expenses and other current assets	(2,312)	(2,243)
Accounts payable	4,568	1,502
Income taxes	(1,976)	(112)
Accrued interest	6,340	3,510
Accrued liabilities	(12,860)	(993)
Insurance reserves	985	254
Other deferred items	(205)	113
Other assets	(25)	77
Net cash provided by operating activities	24,220	27,934
Investing activities
Capital expenditures	(8,496)	(3,360)
Purchase of the stock of the Company	(431,589)
Purchase of business assets, net of cash acquired	(19,322)
Proceeds from sale or disposition of assets	21	260
Net cash used in investing activities	(459,386)	(3,100)
Financing activities
Borrowings under revolving credit facility	9,700
Payments under revolving credit facility	(9,700)
Payments on term bank facilities		(29,670)
Retirement of predecessor entity debt	(372,700)
Proceeds from equity contributions, net of costs of $18,735	216,635
Issuance of debt	565,000
Debt issue costs	(27,794)
Interest rate derivative	(636)
Proceeds from sale-leaseback transactions		486
Net cash provided by (used in) financing activities	380,505	(29,184)
Net change in cash and cash equivalents	(54,661)	(4,350)
Beginning cash and cash equivalents	78,394	44,159
Ending cash and cash equivalents	23,733	39,809
Supplemental disclosures of cash flow information:
Net cash paid for interest	5,542	2,605
Net cash paid for income taxes	$ 1,976	$ 1,090