CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Apr. 02, 2013	Apr. 03, 2012
Cash flows from operating activities:
Net income	$ 25,292	$ 20,722
Adjustments to reconcile net income to cash provided by operating activities:
Depreciation and amortization	19,230	18,298
Deferred income taxes	2,278	2,923
Stock-based compensation	3,405	3,364
Tax impact of stock options exercised, net of cancellations	1,644	1,492
Excess tax benefit related to stock options exercised	(2,181)	(1,210)
Other	(1,133)	200
Changes in assets and liabilities:
Accounts receivable	5,771	2,454
Other receivables	22,085	13,304
Inventories	(5,001)	(5,042)
Prepaid expenses	1,131	126
Other assets	786	(2,412)
Accounts payable	(11,628)	606
Income taxes payable	3,400	2,929
Other accrued expenses	(19,947)	(16,378)
Cash provided by operating activities	45,132	41,376
Cash flows from investing activities:
Additions to property and equipment	(14,581)	(16,349)
Additions to intangible assets	(439)	(1,235)
Cash used in investing activities	(15,020)	(17,584)
Cash flows from financing activities:
Deemed landlord financing proceeds		82
Deemed landlord financing payments	(501)	(459)
Proceeds from exercise of stock options	20,028	9,314
Excess tax benefit related to stock options exercised	2,181	1,210
Cash dividends paid	(6,255)
Treasury stock purchases	(41,994)	(40,850)
Cash used in financing activities	(26,541)	(30,703)
Net change in cash and cash equivalents	3,571	(6,911)
Cash and cash equivalents at beginning of period	83,569	48,211
Cash and cash equivalents at end of period	87,140	41,300
Supplemental disclosures:
Interest paid	1,118	1,118
Income taxes paid	$ 2,861	$ 1,044