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Commercial Loans - Summary of Classifications and Carrying Value of Commercial Loans (Details) - USD ($) $ in Thousands	Jun. 30, 2016	Dec. 31, 2015
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable, fair value	$ 325,063	$ 402,647
Commercial Loans, Held-for-Sale
Accounts, Notes, Loans and Financing Receivable [Line Items]
Residential loans, at lower of cost or fair value	69,720	39,141
Loans receivable, fair value	69,720	39,141
Commercial Loans at Lower of Cost or Market
Accounts, Notes, Loans and Financing Receivable [Line Items]
Residential loans, at lower of cost or fair value	233,058	0
Commercial Loans Held-for-Investment, at Fair Value
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable, fair value	0	67,657
Commercial Loans Held-for-Investment, at Amortized Cost
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable, fair value	$ 22,285	$ 295,849

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- Definition

Fair value portion of loans held-for-sale including, but not limited to, mortgage loans and finance receivables.

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- Definition

Fair value portion of loan receivable, including, but not limited to, mortgage loans held for investment, finance receivables held for investment, policy loans on insurance contracts.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Glossary Loan
-URI http://asc.fasb.org/extlink&oid=6517073

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