MARKETABLE SECURITIES AND FAIR VALUE MEASUREMENTS - REALIZED AND UNREALIZED GAINS AND LOSSES EQUITY AND DERIVATIVE INSTRUMENTS (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Investments, Debt and Equity Securities [Abstract]
Net unrealized losses recognized on equity investments	$ (1,669)	$ 0
Net realized gains recognized on equity investments	2,148	0
Net realized losses recognized on derivative instruments	(1,467)	0
Net unrealized gains recognized on derivative instruments	103	0
Total net gains (losses) recognized in interest and other income	$ (885)	$ 0