EQUITY AND CONVERTIBLE PREFERRED STOCK - Narrative (Details)												1 Months Ended	3 Months Ended						9 Months Ended
	Nov. 30, 2021 USD ($)	Nov. 10, 2021 USD ($) shares	Nov. 06, 2021 shares	Oct. 29, 2021 shares	Oct. 20, 2021 USD ($) shares	Sep. 30, 2021 USD ($)	Sep. 10, 2021 USD ($) shares	Nov. 30, 2020	Jul. 31, 2020 USD ($) shares	May 26, 2020 USD ($) shares	May 11, 2020 USD ($) $ / shares shares	Oct. 31, 2021 USD ($)	Mar. 31, 2022 USD ($) vote classOfStock $ / shares shares	Dec. 31, 2021 USD ($)	Sep. 30, 2021 USD ($)	Mar. 31, 2021 USD ($) shares	Dec. 31, 2020 USD ($)	Sep. 30, 2020 USD ($)	Mar. 31, 2022 USD ($) vote classOfStock $ / shares shares	Mar. 31, 2021 shares	Jun. 30, 2021 USD ($) $ / shares shares	Nov. 16, 2020 shares	Jun. 30, 2020 shares	Feb. 03, 2016 USD ($)
Class of Stock [Line Items]
Common stock, par value (in dollars per share) | $ / shares													$ 0.01						$ 0.01		$ 0.01
Common stock, shares authorized (in shares)													1,250,000,000						1,250,000,000		1,250,000,000
Common stock, shares outstanding (in shares)													839,200,000						839,200,000		766,000,000.0
Preferred stock, shares authorized (in shares)													20,000,000.0						20,000,000.0		20,000,000.0
Number of classes of preferred stock | classOfStock													2						2
Preferred stock, par value (in dollars per share) | $ / shares													$ 0.01						$ 0.01		$ 0.01
Preferred stock, shares issued (in shares)													1,500,000						1,500,000		1,500,000
Preferred stock, shares outstanding (in shares)													1,500,000						1,500,000		1,500,000
Preferred stock value | $													$ 0						$ 0		$ 0
Deemed dividend | $														$ 800,000	$ 6,700,000	$ 10,500,000
Deemed dividend - exchange agreement | $															93,600,000
Preferred stock dividends paid during the period, previously declared | $												$ 25,100,000
Deemed contributions, Convertible Series B Preferred Stock | $												$ 4,400,000		4,400,000
Dividends declared | $													$ 3,300,000	5,900,000	22,700,000	$ 23,600,000	$ 23,200,000	$ 20,800,000
Number of shares repurchased (in shares)													0			0			0	0
Changes in dividends accrued | $													$ 100,000	$ 200,000	$ 500,000	$ 500,000	$ 400,000	$ 800,000	$ 800,000
Dividends, common stock, no longer expected to vest, forfeitures | $													800,000						800,000
First Exchange
Class of Stock [Line Items]
Non-monetary loss | $					$ (2,900,000)
Wella Business
Class of Stock [Line Items]
Equity method investment, amount sold (percentage)	4.70%				9.40%			60.00%
Convertible Series B preferred stock redeemed for sale of ownership interest (in shares)					290,465
Restricted Stock Units
Class of Stock [Line Items]
Payment for previously accrued dividends | $																			1,300,000
Restricted Stock Units | CEO | Cottage Holdco B.V.
Class of Stock [Line Items]
Shares contributed by related party (in shares)				10,000,000
Restricted Stock Units and Phantom Units | Accrued Expenses and Other Current Liabilities
Class of Stock [Line Items]
Dividends payable | $													1,500,000						1,500,000
Restricted Stock Units and Phantom Units | Other Noncurrent Liabilities
Class of Stock [Line Items]
Dividends payable | $													$ 500,000						$ 500,000
Common Class A
Class of Stock [Line Items]
Common stock, par value (in dollars per share) | $ / shares													$ 0.01						$ 0.01
Votes per share | vote													1						1
Common stock, shares authorized (in shares)													1,250,000,000						1,250,000,000
Common stock, shares outstanding (in shares)													839,200,000						839,200,000
Common shares issued upon conversion (in shares)		19,944,701					50,000,088
Shares registered for purchase (in shares)																							19,300,000
Option to receive dividend, percentage reinvested in common stock																							50.00%
Common Class A | KKR
Class of Stock [Line Items]
Sale of stock, number of shares issued (in shares)		19,944,701					50,000,088
Common Class A | Incremental Repurchase Program
Class of Stock [Line Items]
Authorized repurchase amount | $																								$ 500,000,000.0
Number of shares repurchased (in shares)													0						0
Share repurchase program, remaining authorized repurchase amount | $													$ 396,800,000						$ 396,800,000
Common Class A | Cottage Holdco B.V.
Class of Stock [Line Items]
Parent ownership percentage													54.00%						54.00%
Common Class A | Restricted Stock Units | CEO
Class of Stock [Line Items]
Common stock, par value (in dollars per share) | $ / shares																					$ 0.01
Series A Preferred Stock
Class of Stock [Line Items]
Votes per share | vote													0						0
Preferred stock, shares authorized (in shares)													1,500,000						1,500,000
Preferred stock, par value (in dollars per share) | $ / shares													$ 0.01						$ 0.01
Preferred stock, shares issued (in shares)													1,500,000						1,500,000
Preferred stock, shares outstanding (in shares)													1,500,000						1,500,000
Series A Preferred Stock | Other Noncurrent Liabilities
Class of Stock [Line Items]
Preferred stock value | $													$ 1,000,000.0						$ 1,000,000.0
Series A-1 Preferred Stock
Class of Stock [Line Items]
Votes per share | vote													0						0
Preferred stock, shares authorized (in shares)													0						0
Preferred stock, par value (in dollars per share) | $ / shares													$ 0.01						$ 0.01
Preferred stock, shares issued (in shares)													0						0
Preferred stock, shares outstanding (in shares)													0						0
Series B Preferred Stock
Class of Stock [Line Items]
Preferred stock, par value (in dollars per share) | $ / shares											$ 0.01
Sale of stock, shares authorized (in shares)											1,000,000
Sale of stock, maximum purchase price received | $											$ 1,000,000,000
Sale of stock, price per share (in dollars per share) | $ / shares											$ 1,000
Sale of stock, number of shares issued (in shares)									250,000	750,000
Sale of stock, consideration received | $									$ 250,000,000.0	$ 750,000,000.0
Conversion of convertible series B preferred stock (in shares)		123,219					285,576
Unpaid preferred stock dividends converted to common stock | $		$ 1,200,000					$ 26,400,000												$ 1,200,000
Proceeds from secondary sale of Series B stock | $		0					0
Deemed dividend | $		$ 800,000			$ (6,500,000)		$ 6,700,000
Preferred stock, dividend rate																			9.00%
Dividends declared | $													$ 3,300,000						$ 31,900,000
Preferred stock dividends declared and paid during the period | $													3,300,000						27,400,000
Dividends payable | $													$ 3,300,000						$ 3,300,000		$ 74,100,000
Series B Preferred Stock | Wella Business
Class of Stock [Line Items]
Convertible Series B preferred stock redeemed for sale of ownership interest (in shares)			154,683		290,465
Convertible Series B preferred stock accrued dividends redeemed for sale of ownership interest | $					$ 22,500,000
Deemed dividend - exchange agreement | $	$ 66,400,000					$ 93,600,000
Series B Preferred Stock | HFS | KKR
Class of Stock [Line Items]
Preferred stock, shares issued (in shares)																						146,057
Series B Preferred Stock | Sale of Stock, Initial Issuance
Class of Stock [Line Items]
Sale of stock, shares authorized (in shares)											750,000
Series B Preferred Stock | Sale of Stock, Second Issuance
Class of Stock [Line Items]
Sale of stock, shares authorized (in shares)											250,000