Business Segment Information (Disaggregation Of Foodservice Net Sales By Type Of Customer) (Details) - USD ($) $ in Thousands	3 Months Ended
	Sep. 30, 2018	Sep. 30, 2017
Disaggregation of Revenue [Line Items]
Total net sales	$ 316,654	$ 298,916
Foodservice [Member]
Disaggregation of Revenue [Line Items]
Total net sales	153,906	136,772
Foodservice [Member] | National accounts [Member]
Disaggregation of Revenue [Line Items]
Total net sales	115,575	100,412
Foodservice [Member] | Branded and other [Member]
Disaggregation of Revenue [Line Items]
Total net sales	$ 38,331	$ 36,360