CONSOLIDATED BALANCE SHEETS (Parenthetical) - USD ($) $ in Thousands	Mar. 31, 2020	Dec. 31, 2019
Restricted cash	$ 90,229	$ 21,876
Allowance for loan losses	21,702	921
Real estate securities amortized cost	$ 509,745	$ 387,294
Preferred stock, par value per share (in dollars per share)	$ 0.01	$ 0.01
Preferred stock, shares authorized (in shares)	50,000,000	50,000,000
Preferred stock, shares issued (in shares)	0	0
Preferred stock, shares outstanding (in shares)	0	0
Common stock, par value per share (in dollars per share)	$ 0.01	$ 0.01
Common stock, shares authorized (in shares)	949,999,000	949,999,000
Common stock, shares issued (in shares)	44,396,346	43,916,815.000
Common stock, shares outstanding (in shares)	44,396,346	43,916,815
Series A Convertible Preferred Stock
Preferred stock, par value per share (in dollars per share)	$ 0.01	$ 0.01
Preferred stock, shares authorized (in shares)	60,000	60,000
Preferred stock, shares issued (in shares)	40,514	40,500
Preferred stock, shares outstanding (in shares)	40,514	40,500
Series C Convertible Preferred Stock
Preferred stock, par value per share (in dollars per share)	$ 0.01	$ 0.01
Preferred stock, shares authorized (in shares)	20,000	20,000
Preferred stock, shares issued (in shares)	1,400	1,400
Preferred stock, shares outstanding (in shares)	1,400	1,400
Primary Beneficiary
Restricted cash	$ 28,200	$ 89,300
Allowance for loan losses	$ 10,500	$ 800