CONDENSED CONSOLIDATED STATEMENTS OF INCOME - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Apr. 03, 2018	Apr. 04, 2017
CONDENSED CONSOLIDATED STATEMENTS OF INCOME
Revenues	$ 590,691	$ 563,426
Costs and expenses:
Cost of sales	135,719	129,139
Labor expenses	210,714	193,835
Other operating costs and expenses	148,332	135,650
General and administrative expenses	39,274	36,287
Depreciation and amortization expenses	24,002	23,196
Impairment of assets and lease terminations		786
Preopening costs	1,099	970
Total costs and expenses	559,140	519,863
Income from operations	31,551	43,563
Interest and other expense, net	(1,506)	(1,256)
Income before income taxes	30,045	42,307
Income tax provision	4,016	7,264
Net income	$ 26,029	$ 35,043
Net income per share:
Basic (in dollars per share)	$ 0.57	$ 0.74
Diluted (in dollars per share)	$ 0.56	$ 0.71
Weighted average shares outstanding:
Basic (in shares)	45,552	47,634
Diluted (in shares)	46,574	49,210
Cash dividends declared per common share (in dollars per share)	$ 0.29	$ 0.24