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FINANCING ARRANGEMENTS - Convertible Senior Notes Due (Details) $ / shares in Units, $ in Thousands		1 Months Ended		3 Months Ended		9 Months Ended
	Jul. 02, 2025 USD ($) $ / shares	Jul. 31, 2025 USD ($)	Nov. 30, 2024 USD ($) $ / shares	Sep. 30, 2025 USD ($) $ / shares shares	Sep. 30, 2024 USD ($)	Sep. 30, 2025 USD ($) $ / shares shares	Sep. 30, 2024 USD ($)	Dec. 31, 2024 USD ($)	Apr. 30, 2021 USD ($)
Debt Instrument [Line Items]
Loss on extinguishment of debt				$ 99,925	$ 0	$ 99,925	$ 0
Conversion price (in dollars per share) | $ / shares				$ 23.35		$ 23.35
Proceeds for the settlement of the capped call transactions						$ 2,732	$ 0
4.875% Convertible Senior Notes Due 2030 | Senior Notes
Debt Instrument [Line Items]
Debt conversion, converted amount	$ 244,100
Stated interest rate	4.875%
Debt conversion ratio	0.018503
Conversion price (in usd per share) | $ / shares	$ 54.04
Redemption price	100.00%
Exchange cap, percentage	0.049
Threshold limit of default with respect to indebtedness for borrowed money	$ 75,000
Debt issuance costs	2,300
Fair value of principal recorded at issuance	267,700
Issued at premium	$ 23,600			$ 22,522		22,522
Effective interest rate	2.99%
Estimated fair value of convertible notes				233,000		233,000
Debt, outstanding balance				$ 264,411		$ 264,411
4.875% Convertible Senior Notes Due 2030 | Senior Notes | Maximum
Debt Instrument [Line Items]
Debt conversion ratio	0.0277546
4.875% Convertible Senior Notes Due 2030 | Senior Notes | 4.875% Convertible Senior Notes Due 2030, Amount in Exchange for 2026 Notes
Debt Instrument [Line Items]
Debt conversion, converted amount	$ 20,000
4.875% Convertible Senior Notes Due 2030 | Senior Notes | 4.875% Convertible Senior Notes Due 2030, Amount in Exchange for 2027 Notes
Debt Instrument [Line Items]
Debt conversion, converted amount	224,100
Convertible Senior Notes Due 2026 and 2027 | Senior Notes
Debt Instrument [Line Items]
Loss on extinguishment of debt	99,900
1.125% Convertible Senior Notes Due 2026 | Senior Notes
Debt Instrument [Line Items]
Debt conversion, converted amount			$ 176,300
Debt conversion, original amount	20,000		176,300
Stated interest rate				1.125%		1.125%
Debt conversion ratio						0.01468
Conversion price (in usd per share) | $ / shares				$ 68.12		$ 68.12
Threshold limit of default with respect to indebtedness for borrowed money			50,000
Effective interest rate				1.83%		1.83%
Principal amount									$ 230,000
Estimated fair value of convertible notes				$ 32,900		$ 32,900		$ 48,700
Debt, outstanding balance		$ 33,700	$ 53,700	$ 33,632		$ 33,632		53,286
Debt conversion price, premium on stock price				100.00%		100.00%
Terminated number of call options (in shares) | shares				196,200		196,200
Proceeds for the settlement of the capped call transactions		2,700
1.125% Convertible Senior Notes Due 2026 | Senior Notes | Maximum
Debt Instrument [Line Items]
Conversion price (in usd per share) | $ / shares				$ 104.80		$ 104.80
6.25% Convertible Senior Notes Due 2027 | Senior Notes
Debt Instrument [Line Items]
Debt conversion, original amount	$ 150,000
Stated interest rate				6.25%		6.25%
Debt conversion ratio			0.033
Conversion price (in usd per share) | $ / shares			$ 30
Threshold limit of default with respect to indebtedness for borrowed money			$ 35,000
Effective interest rate				7.27%		7.27%
Principal amount			$ 197,300
Estimated fair value of convertible notes				$ 53,200		$ 53,200		192,000
Debt instrument, additional interest rate			2.50%
Debt, outstanding balance		$ 47,300		$ 45,653		$ 45,653		$ 192,727

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