Condensed Consolidated Statements Of Cash Flows (USD $) In Thousands	9 Months Ended
	Oct. 02, 2011		Oct. 03, 2010
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income	$ 52,234		$ 51,221
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	62,101		60,013
Deferred income taxes	23,447		(2,220)
Stock-based compensation costs	5,479	[1]	5,511	[1]
Amortization of deferred landlord contributions	(1,482)		(1,532)
Amortization of deferred debt financing costs	209		211
Asset impairments	1,260		936
Loss on asset disposals, net	1,689		2,170
Other adjustments	30		15
Changes in operating assets and liabilities:
Accounts receivable	5,353		6,949
Inventories	863		694
Prepaid expenses	(2,278)		(1,677)
Accounts payable	(4,702)		3,840
Accrued expenses	3,144		1,972
Unearned revenues	(894)		993
Accrued interest	(328)		724
Income taxes payable	5,020		5,547
Deferred rent liability	2,558		1,646
Deferred landlord contributions	1,046		777
Net cash provided by operating activities	154,749		137,790
CASH FLOWS FROM INVESTING ACTIVITIES:
Purchases of property and equipment	(68,166)		(70,685)
Other investing activities	(178)		(2,451)
Net cash used in investing activities	(68,344)		(73,136)
CASH FLOWS FROM FINANCING ACTIVITIES:
Net proceeds from (repayments on) revolving credit facility	(21,500)		2,200
Payments on capital lease obligations	(698)		(654)
Dividend payments	(7,787)
Proceeds from exercise of stock options	632		4,737
Excess tax benefit realized from stock-based compensation	814		619
Payment of taxes for returned restricted shares	(2,749)		(2,757)
Treasury stock acquired	(55,445)		(67,441)
Net cash used in financing activities	(86,733)		(63,296)
Effect of foreign exchange rate changes on cash	(64)		14
Change in cash and cash equivalents	(392)		1,372
Cash and cash equivalents at beginning of period	19,269		17,361
Cash and cash equivalents at end of period	18,877		18,733
SUPPLEMENTAL CASH FLOW INFORMATION:
Interest paid	7,101		8,128
Income taxes paid, net	3,062		31,851
NON-CASH INVESTING AND FINANCING ACTIVITIES:
Accrued construction costs	3,399		6,339
Common stock issued under 401(k) plan			603
Accrued dividends	$ 3,928

[1] Included in "general and administrative expense" in our unaudited condensed consolidated statements of earnings.