REDEEMABLE PREFERRED STOCK - Series L Preferred Stock Narrative (Details) - USD ($) $ / shares in Units, $ in Thousands			1 Months Ended	3 Months Ended		9 Months Ended		12 Months Ended	17 Months Ended
	Sep. 15, 2022	Nov. 21, 2017	Jan. 31, 2023	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022	Dec. 31, 2022	Sep. 30, 2023
Class of Stock [Line Items]
Shares repurchased (in shares)				0		0			662,462
Redeemable preferred stock redemptions				$ 352	$ 4,863	$ 1,040	$ 5,044
Series L Preferred Stock
Class of Stock [Line Items]
Preferred stock, shares issued (in shares)		8,080,740
Preferred stock, liquidation preference per share (in usd per share)		$ 28.37
Gross proceeds from sale of preferred stock		$ 229,300
Shares repurchased (in shares)	2,435,284
Share price (in usd per share)	$ 27.40
Stock repurchase program, percentage of discount	3.40%
Preferred dividends declared (in usd per share)	$ 1.12							$ 1.56
Aggregate value of accrued and unpaid dividends	$ 2,700							$ 4,600
Stock repurchase program, transactions costs	$ 700		$ 93
Stock repurchase program, price per share (in usd per share)	$ 0.29
Cost of shares repurchased	$ 70,100		$ 83,800
Redeemable preferred stock redemptions					$ 4,800
Purchase price (in usd per share)	$ 2.65