Consolidated Statements Of Cash Flows (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Jan. 01, 2012	Jan. 02, 2011	Jan. 03, 2010
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income	$ 105,361	$ 87,917	$ 79,744
Adjustments to reconcile net income to net cash provided by operating activities-
Depreciation and amortization	24,042	24,052	24,064
Gains on debt extinguishment		(7,809)	(56,275)
(Gains) losses on sale/disposal of assets	(2,436)	403	1,843
Provision for losses on accounts and notes receivable	1,428	64	1,542
Provision for deferred income taxes	8,169	6,027	19,476
Amortization of deferred financing costs, debt discount and other	6,190	7,837	9,621
Non-cash compensation expense	13,954	13,370	17,254
Tax impact from equity-based compensation	(15,589)	(2,100)	(383)
Changes in operating assets and liabilities-
Increase in accounts receivable	(7,713)	(3,395)	(7,235)
Increase in inventories, prepaid expenses and other	(4,904)	(2,357)	(1,050)
Increase in accounts payable and accrued liabilities	21,419	518	16,669
Increase (decrease) in insurance reserves	3,152	3,798	(3,996)
Net cash provided by operating activities	153,073	128,325	101,274
CASH FLOWS FROM INVESTING ACTIVITIES:
Capital expenditures	(24,349)	(25,421)	(22,870)
Proceeds from sale of assets	6,031	2,737	3,730
Change in restricted cash	(7,082)	5,611	(12,270)
Other	(1,541)	(1,307)	(1,481)
Net cash used in investing activities	(26,941)	(18,380)	(32,891)
CASH FLOWS FROM FINANCING ACTIVITIES:
Proceeds from issuance of long-term debt		2,861	60,995
Repayments of long-term debt and capital lease obligations	(890)	(116,760)	(136,679)
Proceeds from issuance of common stock	563	4,548	4,376
Proceeds from exercise of stock options	33,524	9,450	758
Tax impact from equity-based compensation	15,589	2,100	383
Purchase of common stock	(165,007)	(5,384)
Tax payments for restricted stock	(3,504)	(1,082)
Cash paid for financing costs	(3,760)		(552)
Other			(77)
Net cash used in financing activities	(123,485)	(104,267)	(70,796)
EFFECT OF EXCHANGE RATE CHANGES ON CASH AND CASH EQUIVALENTS	(300)	(125)	(567)
INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS	2,347	5,553	(2,980)
CASH AND CASH EQUIVALENTS, AT BEGINNING OF PERIOD	47,945	42,392	45,372
CASH AND CASH EQUIVALENTS, AT END OF PERIOD	$ 50,292	$ 47,945	$ 42,392