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Principles of Consolidation - Summary of Unconsolidated Variable Interest Entity's Sponsored by Redwood (Detail) - Variable Interest Entity, Not Primary Beneficiary - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014
On-balance sheet assets, at fair value:
Maximum loss exposure	$ 588,396	$ 611,593
Principal balance of loans outstanding	7,318,167	7,276,825
Principal balance of delinquent loans 30+ days delinquent	18,300	17,022
Interest-Only and Senior Securities
On-balance sheet assets, at fair value:
Securities	258,697	93,802
Senior and Subordinate Securities
On-balance sheet assets, at fair value:
Securities	272,715	460,990
Mortgage Servicing Rights
On-balance sheet assets, at fair value:
Securities	$ 56,984	$ 56,801

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This is the amount of the financial instruments that are considered delinquent (past due) at the end of the period.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
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Amount of transferred financial assets in which the transferor has continuing involvement with the assets underlying the transaction that have been derecognized. Continuing involvement includes, but is not limited to, servicing, recourse, and restrictions on transferor's interests in transferred financial assets.

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The reporting entity's maximum amount of exposure to loss as a result of its involvement with the Variable Interest Entity (VIE).

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Carrying amount of the assets in the reporting entity's statement of financial position that relate to the reporting entity's variable interest in the Variable Interest Entity (VIE), where the reporting entity is not the VIE's primary beneficiary.

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