CONSOLIDATED STATEMENTS OF INCOME - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jul. 01, 2014	Jun. 30, 2015	Jul. 01, 2014
CONSOLIDATED STATEMENTS OF INCOME
Revenues	$ 529,107	$ 496,406	$ 1,047,080	$ 977,837
Costs and expenses:
Cost of sales	126,623	120,667	253,235	240,029
Labor expenses	168,495	160,777	339,664	320,227
Other operating costs and expenses	123,675	119,577	247,110	235,210
General and administrative expenses	35,345	29,042	68,420	60,284
Depreciation and amortization expenses	21,158	20,534	42,335	40,785
Impairment of assets and lease terminations		510		696
Preopening costs	4,058	2,608	5,509	4,842
Total costs and expenses	479,354	453,715	956,273	902,073
Income from operations	49,753	42,691	90,807	75,764
Interest and other expense, net	(1,432)	(1,544)	(3,327)	(2,935)
Income before income taxes	48,321	41,147	87,480	72,829
Income tax provision	13,597	11,098	24,333	20,262
Net income	$ 34,724	$ 30,049	$ 63,147	$ 52,567
Net income per share:
Basic (in dollars per share)	$ 0.72	$ 0.61	$ 1.29	$ 1.05
Diluted (in dollars per share)	$ 0.69	$ 0.59	$ 1.25	$ 1.01
Weighted average shares outstanding:
Basic (in shares)	48,451	49,349	48,838	50,044
Diluted (in shares)	50,262	51,358	50,681	52,098
Cash dividends declared per common share (in dollars per share)	$ 0.165	$ 0.14	$ 0.33	$ 0.28