DISCONTINUED OPERATIONS (Details) - USD ($)	12 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2018	Jun. 01, 2020
Disposal Group, Including Discontinued Operation, Income Statement Disclosures [Abstract]
Net income from discontinued operations	$ 87,200,000	$ 121,000,000.0	$ 234,500,000
Working capital, maximum required for operations	500,000,000.0
ASSETS
Current assets held for sale	4,613,100,000	773,200,000
Total noncurrent assets held for sale	0	4,195,500,000
LIABILITIES
Current liabilities held for sale	956,700,000	456,500,000
Noncurrent liabilities held for sale	$ 0	522,700,000
Discontinued Operations, Held-for-sale or Disposed of by Sale | Coty's Professional and Retail Hair business
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Total purchase price				$ 4,300,000,000.0
Ownership percentage after transaction	40.00%
Disposal Group, Including Discontinued Operation, Income Statement Disclosures [Abstract]
Net revenues	$ 2,020,100,000	2,360,600,000	2,556,100,000
Cost of sales	689,700,000	808,000,000.0	889,700,000
Gross profit	1,330,400,000	1,552,600,000	1,666,400,000
Selling, general and administrative expenses	1,009,200,000	1,096,000,000.0	1,211,000,000.0
Amortization expense	95,500,000	106,800,000	108,500,000
Restructuring costs	7,500,000	10,000,000.0	38,300,000
Asset impairment charges	0	122,900,000	0
Operating income	218,200,000	216,900,000	308,600,000
Interest expense, net	49,700,000	50,600,000	64,400,000
Other (income), net	(900,000)	(1,000,000.0)
Other expense, net			2,200,000
Income from discontinued operations before income taxes	169,400,000	167,300,000	242,000,000.0
Income tax on discontinued operations	82,200,000	46,300,000	7,500,000
Net income from discontinued operations	87,200,000	121,000,000.0	234,500,000
NON-CASH OPERATING ITEMS
Depreciation and amortization	131,800,000	157,500,000	161,500,000
Goodwill and intangible asset impairment charges	0	123,000,000.0	0
CASH FLOW FROM INVESTING ACTIVITIES
Capital Expenditures	24,700,000	44,100,000	$ 68,800,000
ASSETS
Trade receivables	168,000,000.0	302,300,000
Inventories	269,200,000	293,200,000
Prepaid expenses and other current assets	134,900,000	177,700,000
Property and equipment, net	241,300,000	268,000,000.0
Goodwill	874,800,000	907,100,000
Other intangible assets, net	2,770,400,000	2,891,000,000.0
Operating lease right of use asset	73,400,000
Deferred income taxes	25,500,000	82,300,000
Other noncurrent assets	55,600,000	47,100,000
Current assets held for sale	4,613,100,000	773,200,000
Total noncurrent assets held for sale	0	4,195,500,000
TOTAL ASSETS HELD FOR SALE	4,613,100,000	4,968,700,000
LIABILITIES
Accounts payable	128,300,000	149,200,000
Long-term operating lease liabilities	236,400,000	295,300,000
Current operating lease liabilities	17,200,000
Income and other taxes payable	15,800,000	12,000,000.0
Long-term operating lease liabilities	65,900,000
Noncurrent deferred tax liabilities	324,800,000	347,600,000
Pension and other post-employment benefits	140,800,000	145,800,000
Other noncurrent liabilities	27,500,000	29,300,000
Current liabilities held for sale	956,700,000	456,500,000
Noncurrent liabilities held for sale	0	522,700,000
TOTAL LIABILITIES HELD FOR SALE	$ 956,700,000	$ 979,200,000
Discontinued Operations, Held-for-sale or Disposed of by Sale | Coty's Professional and Retail Hair business | KKR
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Ownership percentage after transaction	60.00%