Condensed Consolidated Statements Of Financial Condition (Parenthetical) - USD ($) $ in Thousands	Mar. 31, 2020	Dec. 31, 2019
Restricted cash	$ 34,719	$ 50,266	[1]
Notes receivable, net	429,993	448,568	[1]
Real estate held-for-sale	$ 11,348	$ 11,297
Preferred stock, par value	$ 0.01	$ 0.01
Preferred stock, shares authorized	10,000,000	10,000,000
Variable Interest Entity, Primary Beneficiary [Member]
Restricted cash	$ 17,456	$ 22,534
Notes receivable, net	$ 288,435	$ 292,590
Class A Common Stock [Member]
Common Stock, par value	$ 0.01	$ 0.01
Common stock, shares authorized	150,000,000	150,000,000
Common stock, shares issued	75,663,645	75,530,331
Common stock, shares outstanding	75,663,645	75,530,331
Class B Common Stock [Member]
Common Stock, par value	$ 0.01	$ 0.01
Common stock, shares authorized	20,000,000	20,000,000
Common stock, shares issued	15,824,539	15,957,853
Common stock, shares outstanding	15,824,539	15,957,853

[1] See Note 1 for a summary of adjustments.