Business Segment Information (Disaggregation Of Net Sales By Class Of Similar Products) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2018	Dec. 31, 2017
Disaggregation of Revenue [Line Items]
Total net sales	$ 349,581	$ 319,665	$ 666,235	$ 618,581
Retail [Member]
Disaggregation of Revenue [Line Items]
Total net sales	186,302	179,286	349,050	341,430
Foodservice [Member]
Disaggregation of Revenue [Line Items]
Total net sales	163,279	140,379	317,185	277,151
Frozen breads [Member] | Retail [Member]
Disaggregation of Revenue [Line Items]
Total net sales	89,902	87,863	147,410	146,483
Refrigerated dressings, dips and other [Member] | Retail [Member]
Disaggregation of Revenue [Line Items]
Total net sales	55,204	51,058	117,073	114,458
Shelf-stable dressings and croutons [Member] | Retail [Member]
Disaggregation of Revenue [Line Items]
Total net sales	41,196	40,365	84,567	80,489
Dressings and sauces [Member] | Foodservice [Member]
Disaggregation of Revenue [Line Items]
Total net sales	115,925	104,386	231,837	207,445
Frozen breads and other [Member] | Foodservice [Member]
Disaggregation of Revenue [Line Items]
Total net sales	43,518	35,993	81,512	69,706
Other roll products [Member] | Foodservice [Member]
Disaggregation of Revenue [Line Items]
Total net sales	$ 3,836	$ 0	$ 3,836	$ 0