Receivables Held for Investment, net - Receivables (Detail) - USD ($) $ in Millions	Dec. 31, 2016	Dec. 31, 2015		Dec. 31, 2014
Real estate secured:
Total receivables		$ 9,156	[1],[2]	$ 22,670
Accrued interest income and other		142
Credit loss reserve for receivables	$ 0	(311)
Total receivables held for investment, net	$ 0	8,987
First lien [Member]
Real estate secured:
Total receivables		7,302		20,153
Second lien [Member]
Real estate secured:
Total receivables		$ 1,854		$ 2,517

[1] Includes $1,654 million of closed-end real estate secured receivables which serve as collateral for secured financings previously issued under public trusts with an outstanding balance of $879 million at December 31, 2015. See Note 17, "Variable Interest Entities," for additional information.

[2] Includes deferred origination fees, net of costs, totaling $71 million and net unamortized premium on our receivables totaling $35 million.