EQUITY AND CONVERTIBLE PREFERRED STOCK - Narrative (Details)											1 Months Ended		2 Months Ended	3 Months Ended		12 Months Ended
	Nov. 30, 2021 USD ($)	Nov. 10, 2021 USD ($) shares	Nov. 06, 2021 shares	Oct. 29, 2021 shares	Oct. 20, 2021 USD ($) shares	Sep. 30, 2021 USD ($) shares	Sep. 10, 2021 USD ($) shares	Jul. 31, 2020 USD ($) shares	May 26, 2020 USD ($) shares	May 11, 2020 USD ($) $ / shares shares	Jun. 30, 2022 USD ($) $ / shares shares	Oct. 31, 2021 USD ($)	Jul. 31, 2022 shares	Sep. 30, 2022 USD ($) class_of_stock vote $ / shares shares	Sep. 30, 2021 USD ($)	Jun. 30, 2022 USD ($) $ / shares shares	Jun. 30, 2021 $ / 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			849,300,000		839,200,000
Preferred stock, shares authorized (in shares)											20,000,000.0			20,000,000		20,000,000.0
Number of classes of preferred stock | class_of_stock														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 Dividends - Conversion of Convertible Series B Preferred Stock | $															$ 6,700,000
Deemed Dividends - 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
Dividends declared | $														3,300,000	22,700,000
Authorized repurchase amount | $											200,000,000.0					200,000,000.0
Execution fees | $											$ 2,000,000.0					2,000,000.0
Employee taxes | $														$ 100,000
SOFR
Class of Stock [Line Items]
Weighted average interest rate spread														6.80%
First Exchange
Class of Stock [Line Items]
Non-monetary loss | $					$ (2,900,000)
Wella Company
Class of Stock [Line Items]
Equity method investment, amount sold (percentage)	4.70%		4.70%		9.40%	9.40%
Convertible Series B preferred stock redeemed for sale of ownership interest (in shares)					290,465
RSUs
Class of Stock [Line Items]
Preferred stock dividends declared and paid during the period | $														$ 400,000
Restricted Stock Units and Phantom Units | Other Noncurrent Liabilities
Class of Stock [Line Items]
Dividends payable | $														200,000
Restricted Stock Units and Phantom Units | Accrued Expenses and Other Current Liabilities
Class of Stock [Line Items]
Dividends payable | $														$ 1,300,000
CEO | RSUs | Cottage Holdco B.V.
Class of Stock [Line Items]
Shares contributed by related party (in shares)				10,000,000
Common Class A
Class of Stock [Line Items]
Common stock, par value (in dollars per share) | $ / shares														$ 0.01
Votes per share | vote														1
Common stock, shares authorized (in shares)														1,250,000,000
Common stock, shares outstanding (in shares)														849,300,000
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 | Counterparty One
Class of Stock [Line Items]
Sale of stock, number of shares issued (in shares)													13,700,000
Common Class A | Counterparty Two
Class of Stock [Line Items]
Sale of stock, number of shares issued (in shares)													6,200,000
Common Class A | Counterparty Three
Class of Stock [Line Items]
Sale of stock, number of shares issued (in shares)											7,100,000
Common Class A | Incremental Repurchase Program
Class of Stock [Line Items]
Authorized repurchase amount | $																				$ 500,000,000.0
Purchase of Class A Common Stock (in shares)														0
Share repurchase program, remaining authorized repurchase amount | $														$ 396,800,000
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 | CEO | RSUs
Class of Stock [Line Items]
Common stock, par value (in dollars per share) | $ / shares																	$ 0.01
Common Class A | Cottage Holdco B.V.
Class of Stock [Line Items]
Parent ownership percentage														53.00%
Series A Preferred Stock
Class of Stock [Line Items]
Votes per share | vote														0
Preferred stock, shares authorized (in shares)														1,500,000
Preferred stock, par value (in dollars per share) | $ / shares														$ 0.01
Preferred stock, shares issued (in shares)														1,500,000
Preferred stock, shares outstanding (in shares)														1,500,000
Series A Preferred Stock | Other Noncurrent Liabilities
Class of Stock [Line Items]
Preferred stock value | $														$ 200,000
Series A-1 Preferred Stock
Class of Stock [Line Items]
Votes per share | vote														0
Preferred stock, shares authorized (in shares)														0
Preferred stock, par value (in dollars per share) | $ / shares														$ 0.01
Preferred stock, shares issued (in shares)														0
Preferred stock, shares outstanding (in shares)														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								3,500,000
Proceeds from secondary sale of Series B stock | $		0					0
Deemed Dividends - Conversion of Convertible Series B Preferred Stock | $		$ 800,000			$ (6,500,000)		$ 6,700,000
Preferred stock, dividend rate														9.00%
Dividends declared | $														$ 3,300,000	$ 22,700,000
Preferred stock dividends declared and paid during the period | $														0.0		3,300,000
Dividends payable | $											$ 3,300,000			$ 3,300,000		$ 3,300,000
Series B Preferred Stock | Wella Company
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 Dividends - Exchange Agreement | $	$ 66,400,000					$ 93,600,000
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
Series B Preferred Stock | KKR | HFS
Class of Stock [Line Items]
Preferred stock, shares issued (in shares)																		146,057