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CONVERTIBLE SENIOR NOTES (Narrative) (Details) $ / shares in Units, $ in Thousands			3 Months Ended		6 Months Ended
	Jun. 30, 2023 USD ($) $ / shares	Feb. 16, 2021 USD ($) $ / shares	Jun. 30, 2023 USD ($) $ / shares	Jun. 30, 2022 USD ($)	Jun. 30, 2023 USD ($) $ / shares	Jun. 30, 2022 USD ($)	Dec. 31, 2022 USD ($)
Debt Instrument [Line Items]
Loss on extinguishment of debt			$ (2,033)	$ 0	$ (2,033)	$ 0
2030 Convertible Senior Notes
Debt Instrument [Line Items]
Principal amount	$ 441,000		441,000		441,000		$ 0
Debt issuance costs	7,200		7,200		7,200
Aggregate outstanding balance	$ 434,328		$ 434,328		$ 434,328		0
2030 Convertible Senior Notes | Convertible Debt
Debt Instrument [Line Items]
Debt instrument, stated interest rate	1.375%		1.375%		1.375%
Principal amount of notes	$ 441,000		$ 441,000		$ 441,000
Debt instrument, convertible, conversion ratio	0.046512
Conversion price per share (in dollars per share) | $ / shares	$ 21.50		$ 21.50		$ 21.50
Debt redemption, percentage of conversion price	150.00%
Debt redemption, trading days	20 days
Debt redemption, consecutive trading days	30 days
Redemption price, percentage	100.00%
Debt instrument, debt default, calendar days	360 days
Debt instrument, interest in the event of default	0.25%
Additional interest in the event of default	0.50%
Debt instrument, effective interest rate	1.60%		1.60%		1.60%
Fair value of convertible debt	$ 441,600		$ 441,600		$ 441,600
2030 Convertible Senior Notes | Convertible Debt | Maximum
Debt Instrument [Line Items]
Debt instrument, debt default, calendar days	360 days
2030 Convertible Senior Notes | Convertible Debt | Minimum
Debt Instrument [Line Items]
Debt instrument, debt default, calendar days	181 days
2030 Convertible Senior Notes | Debt Conversion Terms One | Convertible Debt
Debt Instrument [Line Items]
Debt instrument, debt default, calendar days	180 days
2030 Convertible Senior Notes | Debt Conversion Terms Two | Convertible Debt
Debt Instrument [Line Items]
Debt instrument, debt default, calendar days	361 days
2028 Convertible Senior Notes
Debt Instrument [Line Items]
Principal amount	$ 459,000		459,000		459,000		900,000
Debt issuance costs	1,500		1,500		1,500
Aggregate outstanding balance	457,467		457,467		457,467		$ 896,683
2028 Convertible Senior Notes | Convertible Debt
Debt Instrument [Line Items]
Debt instrument, stated interest rate		1.50%
Principal amount of notes	441,000	$ 900,000	441,000		441,000
Principal amount	$ 459,000		$ 459,000		$ 459,000
Debt instrument, convertible, conversion ratio		0.0229885
Conversion price per share (in dollars per share) | $ / shares		$ 43.50
Debt redemption, percentage of conversion price		150.00%
Debt redemption, trading days		20 days
Debt redemption, consecutive trading days		30 days
Redemption price, percentage		100.00%
Debt instrument, debt default, calendar days		360 days
Debt instrument, interest in the event of default		0.25%
Additional interest in the event of default		0.50%
Debt issuance costs		$ 4,500
Debt instrument, effective interest rate	1.60%		1.60%		1.60%
Aggregate outstanding balance	$ 459,000		$ 459,000		$ 459,000
Fair value of convertible debt	388,000		388,000		388,000
2028 Convertible Senior Notes | Convertible Debt | Maximum
Debt Instrument [Line Items]
Debt instrument, debt default, calendar days		360 days
2028 Convertible Senior Notes | Convertible Debt | Minimum
Debt Instrument [Line Items]
Debt instrument, debt default, calendar days		181 days
2028 Convertible Senior Notes | Debt Conversion Terms One | Convertible Debt
Debt Instrument [Line Items]
Debt instrument, debt default, calendar days		180 days
2028 Convertible Senior Notes | Debt Conversion Terms Two | Convertible Debt
Debt Instrument [Line Items]
Debt instrument, debt default, calendar days		361 days
Exchange Transaction
Debt Instrument [Line Items]
Loss on extinguishment of debt			2,000		2,000
Exchange Transaction | Convertible Debt
Debt Instrument [Line Items]
Principal amount of notes	$ 441,000		$ 441,000		441,000
Paid accrued but unpaid interest					$ 2,500

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