Unaudited Quarterly Results Of Operations (Tables)

12 Months Ended

Oct. 02, 2016

Selected Quarterly Financial Information [Abstract]

Quarterly Results Of Operations

	16 Weeks Ended		12 Weeks Ended				13 Weeks Ended
Fiscal Year 2016	January 17, 2016		April 10, 2016		July 3, 2016		October 2, 2016
Revenues	$	470,823	$	361,151	$	368,938	$	398,419
Earnings from operations	$	62,514	$	52,786	$	55,705	$	58,910
Net earnings	$	33,221	$	28,682	$	30,189	$	31,981
Net earnings per share:
Basic	$	0.94	$	0.85	$	0.92	$	0.98
Diluted	$	0.92	$	0.84	$	0.91	$	0.97
	16 Weeks Ended		12 Weeks Ended
Fiscal Year 2015	January 18, 2015		April 12, 2015		July 5, 2015		September 27, 2015
Revenues	$	468,621	$	358,122	$	359,506	$	354,068
Earnings from operations	$	63,236	$	41,868	$	50,395	$	41,674
Net earnings	$	35,835	$	23,005	$	26,831	$	23,141
Net earnings per share:
Basic	$	0.93	$	0.61	$	0.72	$	0.64
Diluted	$	0.91	$	0.60	$	0.71	$	0.63