SEGMENT INFORMATION (Net Sales) (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Jun. 30, 2020	Mar. 31, 2020	Dec. 31, 2019	Sep. 30, 2019	Jun. 30, 2019	Mar. 31, 2019	Dec. 31, 2018	Sep. 30, 2018	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2018
Revenue from External Customer [Line Items]
Net Sales	$ 511,746	$ 553,297	$ 506,784	$ 482,076	$ 505,305	$ 547,257	$ 533,566	$ 518,478	$ 2,053,903	$ 2,104,606	$ 2,265,670
United States
Revenue from External Customer [Line Items]
Net Sales									1,016,230	1,052,930	1,138,749
United Kingdom
Revenue from External Customer [Line Items]
Net Sales									650,416	704,524	762,706
All Other
Revenue from External Customer [Line Items]
Net Sales									387,257	347,152	364,215
Grocery
Revenue from External Customer [Line Items]
Net Sales									1,423,761	1,512,868	1,650,336
Snacks
Revenue from External Customer [Line Items]
Net Sales									309,261	296,123	302,859
Personal Care
Revenue from External Customer [Line Items]
Net Sales									192,875	180,141	196,195
Tea
Revenue from External Customer [Line Items]
Net Sales									$ 128,006	$ 115,474	$ 116,280