CONSOLIDATED STATEMENTS OF INCOME - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 29, 2015	Dec. 30, 2014	Dec. 31, 2013
CONSOLIDATED STATEMENTS OF INCOME
Revenues	$ 2,100,609	$ 1,976,624	$ 1,877,910
Costs and expenses:
Cost of sales	504,031	490,306	455,685
Labor expenses	684,818	646,102	603,069
Other operating costs and expenses	500,640	478,504	452,571
General and administrative expenses	137,402	119,094	114,728
Depreciation and amortization expenses	85,563	82,835	78,558
Impairment of assets and lease terminations	6,011	696	(561)
Preopening costs	16,898	14,356	12,906
Total costs and expenses	1,935,363	1,831,893	1,716,956
Income from operations	165,246	144,731	160,954
Interest and other expense, net	(5,894)	(6,187)	(4,504)
Income before income taxes	159,352	138,544	156,450
Income tax provision	42,829	37,268	42,094
Net income	$ 116,523	$ 101,276	$ 114,356
Net income per share:
Basic (in dollars per share)	$ 2.39	$ 2.04	$ 2.19
Diluted (in dollars per share)	$ 2.30	$ 1.96	$ 2.10
Weighted average shares outstanding:
Basic (in shares)	48,833	49,567	52,229
Diluted (in shares)	50,605	51,584	54,377
Cash dividends declared per common share (in dollars per share)	$ 0.73	$ 0.61	$ 0.52