PERIODIC FINANCIAL DATA (UNAUDITED; IN THOUSANDS, EXCEPT PER SHARE AMOUNTS) (Tables)

12 Months Ended

Dec. 28, 2014

Quarterly Financial Information Disclosure [Abstract]

Periodic Financial Data

	For the Fiscal Quarter Ended								For the Fiscal Year Ended
	March 23, 2014		June 15, 2014		September 7, 2014		December 28, 2014		December 28, 2014
Total revenues	$	453,852	$	450,463	$	446,568	$	642,950	$	1,993,833
Operating margin		137,042		134,645		133,514		189,565		594,766
Income before provision for income taxes		63,880		61,539		56,989		76,215		258,623
Net income		40,474		38,462		35,618		48,033		162,587
Earnings per common share – basic	$	0.73	$	0.70	$	0.65	$	0.88	$	2.96
Earnings per common share – diluted	$	0.71	$	0.67	$	0.63	$	0.85	$	2.86
Common stock dividends declared per share	$	0.25	$	0.25	$	0.25	$	0.25	$	1.00

	For the Fiscal Quarter Ended								For the Fiscal Year Ended
	March 24, 2013		June 16, 2013		September 8, 2013		December 29, 2013		December 29, 2013
Total revenues	$	417,617	$	414,009	$	404,050	$	566,547	$	1,802,223
Operating margin		129,806		125,987		120,634		172,547		548,974
Income before provision for income taxes		54,622		53,445		46,453		70,579		225,099
Net income		34,420		33,270		30,632		44,663		142,985
Earnings per common share – basic	$	0.62	$	0.60	$	0.56	$	0.81	$	2.58
Earnings per common share – diluted	$	0.59	$	0.57	$	0.53	$	0.78	$	2.48
Common stock dividends declared per share	$	0.20	$	0.20	$	0.20	$	0.20	$	0.80