EQUITY SECURITIES PORTFOLIO INVESTMENT - Narrative (Details) $ in Thousands, £ in Millions			3 Months Ended
	Apr. 03, 2020 USD ($)	Apr. 03, 2020 GBP (£)	Mar. 31, 2023 USD ($)	Mar. 31, 2022 USD ($)	Dec. 31, 2022 USD ($)	Dec. 03, 2020
Offsetting Liabilities [Line Items]
Fair value of investment			$ 60,724		$ 61,608
Net income including noncontrolling interests in subsidiaries			9,447	$ (73,266)
Net income attributable to noncontrolling interests in subsidiaries			0	0
Interest income, other			71	$ 78
Arix
Offsetting Liabilities [Line Items]
Fair value of investment			$ 43,300
Arix | Arix
Offsetting Liabilities [Line Items]
Equity method investment ownership			26.00%
MalinJ1
Offsetting Liabilities [Line Items]
Ownership percentage						63.90%
Earnings on equity investment in joint venture			$ 0
MalinJ1 | MalinJ1
Offsetting Liabilities [Line Items]
Equity method investment ownership			41.00%
Equity Securities
Offsetting Liabilities [Line Items]
Investment at fair value			$ 69,000		$ 68,400
Option Agreement | Portfolio Companies
Offsetting Liabilities [Line Items]
Payments to acquire investments	$ 277,500	£ 223.9