Quarterly report pursuant to Section 13 or 15(d)

Our Portfolio - Deferred Funding Obligations, Additional Information (Details)

v3.8.0.1
Our Portfolio - Deferred Funding Obligations, Additional Information (Details) - USD ($)
$ in Thousands
Mar. 31, 2018
Dec. 31, 2017
Investment Portfolios [Abstract]    
Escrow deposits $ 84,000 $ 90,000
Investment securities pledged as collateral 27,000 29,000
Financial Instruments Owned and Pledged as Collateral [Line Items]    
Deferred funding obligations 136,505 153,308
Financing Receivables and Investments [Member]    
Financial Instruments Owned and Pledged as Collateral [Line Items]    
Deferred funding obligations $ 20,000 $ 20,000