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DEBT - Narrative (Details)								1 Months Ended			3 Months Ended			6 Months Ended		12 Months Ended
	Aug. 01, 2025 USD ($)	Jul. 03, 2025 USD ($)	Mar. 31, 2025 USD ($)	May 09, 2024 USD ($) $ / shares	May 01, 2024 USD ($)	Jun. 30, 2023 USD ($)	Mar. 31, 2023 USD ($)	Jul. 31, 2025 USD ($)	May 31, 2024 USD ($) trading_day $ / shares	Jul. 31, 2020 USD ($) $ / shares	Sep. 30, 2025 USD ($)	Jun. 30, 2025 USD ($) trading_day $ / shares	Jun. 30, 2024 USD ($)	Jun. 30, 2025 USD ($) trading_day $ / shares	Jun. 30, 2024 USD ($)	Dec. 31, 2024 USD ($)	Mar. 31, 2028 USD ($)	Jan. 07, 2022 USD ($)	May 31, 2017 USD ($)
Debt Instrument [Line Items]
Share price (in dollars per share) | $ / shares				$ 29.86								$ 23.90		$ 23.90
Gain (loss) extinguishment of debt												$ 0	$ 7,518,000	$ 0	$ 7,518,000
Additional Paid-In Capital
Debt Instrument [Line Items]
Purchase of capped calls				$ 26,700,000
Purchase of capped calls, tax				$ 6,500,000
Term loan A facility maturing March 2028
Debt Instrument [Line Items]
Weighted average interest rate, at point in time												7.43%		7.43%
Term loan A facility maturing March 2028 | Minimum | Base Rate
Debt Instrument [Line Items]
Net leverage ratio												2.00%		2.00%
Term loan A facility maturing March 2028 | Minimum | SOFR
Debt Instrument [Line Items]
Net leverage ratio												3.00%		3.00%
Term loan A facility maturing March 2028 | Maximum | Base Rate
Debt Instrument [Line Items]
Net leverage ratio												2.75%		2.75%
Term loan A facility maturing March 2028 | Maximum | SOFR
Debt Instrument [Line Items]
Net leverage ratio												3.75%		3.75%
Term loan A facility maturing March 2028 | Term Loan
Debt Instrument [Line Items]
Discount rate							0.30%
Aggregate principal amount							$ 150,000,000
Proceeds from Term loan A facility							149,600,000
Debt instrument, unamortized discount							$ 400,000					$ 236,000		$ 236,000		$ 281,000
Periodic payment, principal			$ 3,800,000			$ 2,800,000
Repayments of debt														$ 6,600,000		11,300,000
Term loan A facility maturing March 2028 | Term Loan | Forecast
Debt Instrument [Line Items]
Balloon payment to be paid																	$ 85,300,000
Term loan A facility maturing March 2028 | Term Loan | Subsequent Event
Debt Instrument [Line Items]
Repayments of debt		$ 98,800,000
Gain (loss) extinguishment of debt								$ (900,000)			$ (900,000)
2.125% Convertible senior notes due May 2029 | Unsecured Debt
Debt Instrument [Line Items]
Aggregate principal amount									$ 287,500,000
Stated rate									2.125%			2.125%		2.125%
Threshold percentage stock price trigger									130.00%
Threshold trading days | trading_day									20
Threshold consecutive trading days | trading_day									30
Settlement period - convertible debt conversion request									50 days
Initial conversion rate									0.0252752
Initial conversion price of notes into common stock (in dollars per share) | $ / shares									$ 39.56			$ 39.56		$ 39.56
Convertible debt, premium on common stock									32.50%
Market price of principal amount of notes												0.979		0.979
2.125% Convertible senior notes due May 2029 | Unsecured Debt | Terms one
Debt Instrument [Line Items]
Threshold percentage stock price trigger														130.00%
Threshold trading days | trading_day														20
Threshold consecutive trading days | trading_day														30
Required principal repayment on conversion												$ 287,500,000		$ 287,500,000
2.125% Convertible senior notes due May 2029 | Unsecured Debt | Term two
Debt Instrument [Line Items]
Threshold trading days | trading_day														5
Threshold consecutive trading days | trading_day														5
Percentage of last reported sale price of common stock														98.00%
2.125% Convertible senior notes due May 2029 | Unsecured Debt | Term three
Debt Instrument [Line Items]
Threshold percentage stock price trigger														130.00%
Threshold trading days | trading_day														20
Threshold consecutive trading days | trading_day														30
Scheduled trading day | trading_day												50		50
Repurchase price percent														100.00%
2.125% Convertible senior notes due May 2029 | Convertible Debt | Capped Call
Debt Instrument [Line Items]
Cap price (in USD per share) | $ / shares				$ 53.75
Premium				80.00%
0.750% Convertible senior notes due August 2025
Debt Instrument [Line Items]
Payment of debt														$ 0	190,994,000
0.750% Convertible senior notes due August 2025 | Unsecured Debt
Debt Instrument [Line Items]
Aggregate principal amount										$ 402,500,000
Stated rate										0.75%		0.75%		0.75%
Settlement period - convertible debt conversion request										40 days
Initial conversion rate														0.0139324
Initial conversion price of notes into common stock (in dollars per share) | $ / shares										$ 71.78
Convertible debt, premium on common stock										32.50%
Share price (in dollars per share) | $ / shares										$ 54.17
Market price of principal amount of notes												0.993		0.993
Repurchased aggregate principal									$ 200,000,000
Payment of debt									$ 191,400,000
Gain (loss) extinguishment of debt																$ 7,500,000
Common stock conversion rate														98.00%
0.750% Convertible senior notes due August 2025 | Unsecured Debt | Debt Conversion Terms Business Day Immediately Preceding February 3, 2020
Debt Instrument [Line Items]
Threshold percentage stock price trigger														130.00%
Threshold trading days | trading_day														20
Threshold consecutive trading days | trading_day														30
0.750% Convertible senior notes due August 2025 | Unsecured Debt | Subsequent Event
Debt Instrument [Line Items]
Outstanding principal balance	$ 202,500,000
3.375% Convertible senior notes due May 2024
Debt Instrument [Line Items]
Payment of debt														$ 0	$ 8,641,000
3.375% Convertible senior notes due May 2024 | Unsecured Debt
Debt Instrument [Line Items]
Repayments of debt					$ 8,600,000
Repurchase amount																		$ 192,600,000
3.375% Convertible senior notes due May 2024 | Unsecured Debt | Flexion
Debt Instrument [Line Items]
Aggregate principal amount																			$ 201,300,000
Stated rate																			3.375%
Revolving Credit Facility | Wells Fargo Bank | Line of Credit | Subsequent Event
Debt Instrument [Line Items]
Commitment amount		300,000,000
Borrowings		2,100,000
Revolving Credit Facility | The Credit Facility | Line of Credit | Subsequent Event
Debt Instrument [Line Items]
Borrowings		101,000,000
Letter of Credit | Wells Fargo Bank | Line of Credit | Subsequent Event
Debt Instrument [Line Items]
Commitment amount		10,000,000
Bridge Loan | Wells Fargo Bank | Line of Credit | Subsequent Event
Debt Instrument [Line Items]
Commitment amount		$ 15,000,000

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