REDEEMABLE PREFERRED STOCK - Dividends Declared (Details) - USD ($) $ in Thousands				3 Months Ended
	Mar. 02, 2020	Jan. 28, 2020	Feb. 20, 2019	Mar. 31, 2020	Mar. 31, 2019
Series A Preferred Stock
Class of Stock [Line Items]
Number of Shares			3,149,924
Cash Dividends			$ 1,010	$ 3,252	$ 1,010
Series D Preferred Stock
Class of Stock [Line Items]
Cash Dividends				$ 3
Dividend Paid, April 15, 2020 | Series A Preferred Stock
Class of Stock [Line Items]
Number of Shares		4,827,633
Cash Dividends		$ 547
Dividend Paid, April 15, 2020 | Series D Preferred Stock
Class of Stock [Line Items]
Number of Shares	5,980
Cash Dividends	$ 1
Dividend Paid, March 16, 2020 | Series A Preferred Stock
Class of Stock [Line Items]
Number of Shares		4,684,453
Cash Dividends		$ 530
Dividend Paid, March 16, 2020 | Series D Preferred Stock
Class of Stock [Line Items]
Number of Shares	5,600
Cash Dividends	$ 0
Dividend Paid, February 18, 2020 | Series A Preferred Stock
Class of Stock [Line Items]
Number of Shares		4,581,353
Cash Dividends		$ 516