Revenue Recognition (Tables)

3 Months Ended

Mar. 31, 2018

Revenue Recognition [Abstract]

Schedule Of Sales By Type Of Product

	13 Weeks Ended
(dollars in thousands)	March 31, 2018				April 1, 2017
Grocery	$	768,019	87.7	%	$	749,561	88.0	%
Pharmacy		77,940	8.9			76,250	8.9
Fuel		28,645	3.3			24,450	2.9
Manufacturing		1,502	0.1			1,967	0.2
Total net sales	$	876,106	100.0	%	$	852,229	100.0	%