Other Expenses - Schedule of General and Administrative Expenses (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Other Income And Expenses [Abstract]
Professional services	$ 525	$ 421
Operating and other costs	570	398
Subtotal	1,095	819
Non-cash compensation expenses
Management incentive awards plan - CT Legacy Partners	136	963
Director stock-based compensation	94	38
Restricted class A common stock earned	1,740
Subtotal	1,970	1,001
Expenses of consolidated securitization vehicles	134	155
Total	$ 3,199	$ 1,975