Revenue Recognition (Tables)

6 Months Ended

Jun. 30, 2018

Revenue Recognition [Abstract]

Schedule Of Sales By Type Of Product

	13 Weeks Ended
(dollars in thousands)	June 30, 2018				July 1, 2017
Grocery	$	757,894	87.0	%	$	768,824	87.6	%
Pharmacy		78,271	9.0			78,573	9.0
Fuel		33,439	3.8			27,830	3.2
Manufacturing		1,496	0.2			1,342	0.2
Total net sales	$	871,100	100.0	%	$	876,569	100.0	%

	26 Weeks Ended
(dollars in thousands)	June 30, 2018				July 1, 2017
Grocery	$	1,525,912	87.3	%	$	1,518,386	87.8	%
Pharmacy		156,211	8.9			154,823	9.0
Fuel		62,084	3.6			52,280	3.0
Manufacturing		2,999	0.2			3,309	0.2
Total net sales	$	1,747,206	100.0	%	$	1,728,798	100.0	%