Business Segment Information (Disaggregation Of Net Sales By Class Of Similar Products) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Mar. 31, 2020	Mar. 31, 2019	Mar. 31, 2020	Mar. 31, 2019
Disaggregation of Revenue [Line Items]
Total net sales	$ 321,363	$ 317,882	$ 1,013,534	$ 984,117
Retail [Member]
Disaggregation of Revenue [Line Items]
Total net sales	169,414	153,038	521,701	502,088
Foodservice [Member]
Disaggregation of Revenue [Line Items]
Total net sales	151,949	164,844	491,833	482,029
Frozen breads [Member] | Retail [Member]
Disaggregation of Revenue [Line Items]
Total net sales	68,682	59,846	221,084	207,256
Refrigerated dressings, dips and other [Member] | Retail [Member]
Disaggregation of Revenue [Line Items]
Total net sales	49,479	47,900	163,521	164,973
Shelf-stable dressings and croutons [Member] | Retail [Member]
Disaggregation of Revenue [Line Items]
Total net sales	51,253	45,292	137,096	129,859
Dressings and sauces [Member] | Foodservice [Member]
Disaggregation of Revenue [Line Items]
Total net sales	106,306	115,746	341,039	347,583
Frozen breads and other [Member] | Foodservice [Member]
Disaggregation of Revenue [Line Items]
Total net sales	40,339	41,230	131,300	122,742
Other roll products [Member] | Foodservice [Member]
Disaggregation of Revenue [Line Items]
Total net sales	$ 5,304	$ 7,868	$ 19,494	$ 11,704