Business Segment Information (Disaggregation Of Net Sales By Class Of Similar Products) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2019	Dec. 31, 2018
Disaggregation of Revenue [Line Items]
Total net sales	$ 355,117	$ 349,581	$ 692,171	$ 666,235
Retail [Member]
Disaggregation of Revenue [Line Items]
Total net sales	186,210	186,302	352,287	349,050
Foodservice [Member]
Disaggregation of Revenue [Line Items]
Total net sales	168,907	163,279	339,884	317,185
Frozen breads [Member] | Retail [Member]
Disaggregation of Revenue [Line Items]
Total net sales	92,105	89,902	152,402	147,410
Refrigerated dressings, dips and other [Member] | Retail [Member]
Disaggregation of Revenue [Line Items]
Total net sales	51,405	55,204	114,042	117,073
Shelf-stable dressings and croutons [Member] | Retail [Member]
Disaggregation of Revenue [Line Items]
Total net sales	42,700	41,196	85,843	84,567
Dressings and sauces [Member] | Foodservice [Member]
Disaggregation of Revenue [Line Items]
Total net sales	114,970	115,925	234,733	231,837
Frozen breads and other [Member] | Foodservice [Member]
Disaggregation of Revenue [Line Items]
Total net sales	47,597	43,518	90,961	81,512
Other roll products [Member] | Foodservice [Member]
Disaggregation of Revenue [Line Items]
Total net sales	$ 6,340	$ 3,836	$ 14,190	$ 3,836