REDEEMABLE PREFERRED STOCK - Issuances, Reclassifications and Redemptions for each class of Preferred Stock in Permanent Equity (Details) - USD ($) $ in Thousands		1 Months Ended			3 Months Ended						9 Months Ended		72 Months Ended
	Sep. 15, 2022	Sep. 30, 2022	Aug. 31, 2022	Jun. 30, 2022	Sep. 30, 2022	Jun. 30, 2022	Mar. 31, 2022	Sep. 30, 2021	Jun. 30, 2021	Mar. 31, 2021	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance					$ 387,006	$ 377,460	$ 373,549	$ 364,526	$ 278,515	$ 278,114	$ 373,549	$ 278,114
Issuance of Preferred Stock									76,943
Repurchase of Series L Preferred Stock (in shares)		(587,714)	(33,374)	(41,374)							(662,462)
Repurchase of Series L Preferred Stock		$ (4,173)	$ (239)	$ (303)	(4,412)	(303)					$ (4,715)
Reclassification of Series A Preferred Stock to permanent equity											24,373	34,552	$ 170,600
Ending balance		$ 372,144		$ 387,006	$ 372,144	$ 387,006	$ 377,460	$ 375,505	$ 364,526	$ 278,515	$ 372,144	$ 375,505	$ 372,144
Preferred Stock
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance (in shares)					12,530,231	11,995,934	11,715,354	10,671,562	10,125,641	9,784,067	11,715,354	9,784,067
Beginning balance					$ 331,176	$ 317,737	$ 310,661	$ 284,193	$ 270,546	$ 262,036	$ 310,661	$ 262,036
Ending balance (in shares)		13,002,509		12,530,231	13,002,509	12,530,231	11,995,934	11,265,130	10,671,562	10,125,641	13,002,509	11,265,130	13,002,509
Ending balance		$ 332,918		$ 331,176	$ 332,918	$ 331,176	$ 317,737	$ 299,323	$ 284,193	$ 270,546	$ 332,918	$ 299,323	$ 332,918
Series A1 Preferred Stock
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance (in shares)							0				0
Issuance of Preferred Stock					$ 60,780	$ 4,354
Ending balance (in shares)		2,859,441			2,859,441						2,859,441		2,859,441
Series A1 Preferred Stock | Preferred Stock
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance (in shares)					192,440	0
Beginning balance					$ 4,770	$ 0
Issuance of Preferred Stock (in shares)					2,667,001	192,440
Issuance of Preferred Stock					$ 64,720	$ 4,770
Ending balance (in shares)		2,859,441		192,440	2,859,441	192,440	0				2,859,441		2,859,441
Ending balance		$ 69,490		$ 4,770	$ 69,490	$ 4,770	$ 0				$ 69,490		$ 69,490
Series A
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance (in shares)							6,271,337				6,271,337
Reclassification of Series A Preferred Stock to permanent equity					7,038	9,668	$ 7,667	13,828	12,481	8,243
Redemption of Series A Preferred Stock					$ (1,408)	$ (2,093)	$ (1,195)	$ (607)	$ (431)	$ (685)
Ending balance (in shares)		7,134,335			7,134,335						7,134,335		7,134,335
Series A | Preferred Stock
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance (in shares)					6,893,774	6,551,917	6,271,337	5,253,377	4,715,291	4,377,762	6,271,337	4,377,762
Beginning balance					$ 172,176	$ 163,507	$ 156,431	$ 130,595	$ 117,140	$ 108,729	$ 156,431	$ 108,729
Reclassification of Series A Preferred Stock to permanent equity (in shares)					299,303	430,082	329,921	593,300	556,587	366,991
Reclassification of Series A Preferred Stock to permanent equity					$ 7,574	$ 10,857	$ 8,304	$ 15,132	$ 13,915	$ 9,144
Redemption of Series A Preferred Stock (in shares)					(58,742)	(88,225)	(49,341)	(25,564)	(18,501)	(29,462)
Redemption of Series A Preferred Stock					$ (1,463)	$ (2,188)	$ (1,228)	$ (634)	$ (460)	$ (733)
Ending balance (in shares)		7,134,335		6,893,774	7,134,335	6,893,774	6,551,917	5,821,113	5,253,377	4,715,291	7,134,335	5,821,113	7,134,335
Ending balance		$ 178,287		$ 172,176	$ 178,287	$ 172,176	$ 163,507	$ 145,093	$ 130,595	$ 117,140	$ 178,287	$ 145,093	$ 178,287
Series D
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance (in shares)							56,857				56,857
Issuance of Preferred Stock								$ 612	$ 185	$ 96
Ending balance (in shares)		56,857			56,857						56,857		56,857
Series D | Preferred Stock
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance (in shares)					56,857	56,857	56,857	31,025	23,190	19,145	56,857	19,145
Beginning balance					$ 1,396	$ 1,396	$ 1,396	$ 764	$ 572	$ 473	$ 1,396	$ 473
Issuance of Preferred Stock (in shares)								25,832	7,835	4,045
Issuance of Preferred Stock								$ 632	$ 192	$ 99
Ending balance (in shares)		56,857		56,857	56,857	56,857	56,857	56,857	31,025	23,190	56,857	56,857	56,857
Ending balance		$ 1,396		$ 1,396	$ 1,396	$ 1,396	$ 1,396	$ 1,396	$ 764	$ 572	$ 1,396	$ 1,396	$ 1,396
Series L
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance (in shares)							5,387,160				5,387,160
Repurchase of Series L Preferred Stock (in shares)	(2,435,284)
Repurchase of Series L Preferred Stock					$ (67,417)
Ending balance (in shares)		2,951,876			2,951,876						2,951,876		2,951,876
Series L | Preferred Stock
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance (in shares)					5,387,160	5,387,160	5,387,160	5,387,160	5,387,160	5,387,160	5,387,160	5,387,160
Beginning balance					$ 152,834	$ 152,834	$ 152,834	$ 152,834	$ 152,834	$ 152,834	$ 152,834	$ 152,834
Repurchase of Series L Preferred Stock (in shares)					(2,435,284)
Repurchase of Series L Preferred Stock					$ (69,089)
Reclassification of Series A Preferred Stock to permanent equity (in shares)					299,303
Reclassification of Series A Preferred Stock to permanent equity					$ 7,574
Redemption of Series A Preferred Stock (in shares)					(58,742)
Redemption of Series A Preferred Stock					$ (1,463)
Ending balance (in shares)		2,951,876		5,387,160	2,951,876	5,387,160	5,387,160	5,387,160	5,387,160	5,387,160	2,951,876	5,387,160	2,951,876
Ending balance		$ 83,745		$ 152,834	$ 83,745	$ 152,834	$ 152,834	$ 152,834	$ 152,834	$ 152,834	$ 83,745	$ 152,834	$ 83,745