Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Thousands	Jun. 30, 2017	Dec. 31, 2016
Allowance for loan losses	$ 6,021	$ 5,167
Receivables at fair value	11,841	15,033
Allowance for uncollectible advances	152,683	146,781
Servicing rights at fair value	870,758	949,593
Other assets at fair value	40,522	87,937
Payables and accrued liabilities at fair value	5,924	11,804
Mortgage-backed debt at fair value	$ 470,600	$ 514,025
Preferred stock, par value	$ 0.01	$ 0.01
Preferred stock, shares authorized	10,000,000	10,000,000
Preferred stock, shares issued	0	0
Preferred stock, shares outstanding	0	0
Common stock, par value	$ 0.01	$ 0.01
Common stock, shares authorized	90,000,000	90,000,000
Common stock, shares issued	36,541,904	36,391,129
Common stock, shares outstanding, shares	36,541,904.000	36,391,129
VIE Primary Beneficiary
Mortgage-backed debt at fair value	$ 470,600	$ 514,025