LONG-TERM DEBT - Convertible Notes (Details) $ / shares in Units, $ in Thousands			3 Months Ended	12 Months Ended
	Apr. 15, 2020 USD ($) $ / shares	Jan. 29, 2020 $ / shares	Mar. 31, 2024 USD ($) $ / shares	Dec. 31, 2021 USD ($)	Dec. 31, 2020 USD ($)	Dec. 31, 2023 USD ($)	Feb. 16, 2023 USD ($)	Mar. 15, 2020 USD ($)
Long-term debt
Unamortized debt discount of notes			$ 165
Outstanding amount			$ 542,020			$ 495,370
3.875% Convertible Senior Notes due 2025
Long-term debt
Interest rate (as a percent)			3.875%			3.875%		3.875%
Outstanding amount			$ 50,869			$ 50,830		$ 75,000
2025 Notes maturing on April 15, 2025
Long-term debt
Debt instrument conversion ratio	12.7910		68.6965
Threshold principal amount for adjusted conversion price	$ 1		$ 1
Conversion price per share (in dollars per share) | $ / shares	$ 78.18		$ 14.56
Repurchase of notes				$ 11,400	$ 12,500
Unamortized debt discount of notes				1,600	2,600
Loss on Extinguishment of Debt				$ 2,900	$ 1,100
Premium initial conversion price		20.00%
Closing share price (in dollars per share) | $ / shares		$ 65.15
Dividends Declared and Paid - Common Stock (in dollars per share) | $ / shares	$ 0.13
Sinking fund provided			$ 0
2025 Notes Repurchase Program | Maximum
Long-term debt
Repurchase of notes							$ 4,740
Convertible Debt | 2025 Notes maturing on April 15, 2025
Long-term debt
Threshold principal amount for adjusted conversion price			1
Unamortized debt discount of notes			200
Outstanding amount			$ 51,000