Variable Interest Entities - VIE Balance Sheet (Details) (Variable Interest Entity Primary Beneficiary [Member], USD $)	Dec. 31, 2013
Variable Interest Entity Primary Beneficiary [Member]
Mortgage Backed Securities At Fair Value [Abstract]
Pledged to counterparties	$ 335,775,000
Unpledged	15,448,000
Total mortgage-backed securities	351,223,000
Cash and cash equivalents	8,169,000
Restricted cash Accrued interest receivable	2,446,000
Accrued interest receivable	1,559,000
Other assets	179,000
Total Assets	363,576,000
Liabilities Abstract
Repurchase agreements	318,557,000
Accrued interest payable	91,000
Other liabilities	80,000
Total Liabilities	$ 318,728,000

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Carrying amount as of the variable interest entity's interest earned but not received included in the reporting entity's statement of financialposition

+ References

No definition available.

+ Details

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- Definition

The carrying amount of the Variable interest entity's currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits included in the reporting entity's statement of financial position

+ References

No definition available.

+ Details

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- Definition

Carrying value of the variable interest entity's accrued interest payable on all forms of debt, including trade payables, that has been incurred and is unpaid included in the reporting entity's statement of financial position

+ References

No definition available.

+ Details

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- Definition

The carrying amount of the Variable interest entity's investments in mortgage backed securities which are accounted for under the Fair Value Option included in the reporting entity's statement of position

+ References

No definition available.

+ Details

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- Definition

+ References

No definition available.

+ Details

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- Definition

The carrying amount of the consolidated Variable Interest Entity's investments in mortgage backed securities for which the Fair Value Option has been elected and serve as collateral for borrowings at the balance sheet date included in the reported entity's statement of positions

+ References

No definition available.

+ Details

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Period Type:	instant

- Definition

The carrying amount of the variable interest entity's expenditures made in advance of when the economic benefit of the cost will be realized, and which will be expensed in future periods included in the reporting entity's statement of financial position

+ References

No definition available.

+ Details

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- Definition

The carrying value of the variable interest entity's securities that an institution sells and agrees to repurchase included in the reporting entity's statement of financial reporting

+ References

No definition available.

+ Details

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- Definition

The carrying amounts of the variable interest entity's cash and cash equivalent items which are restricted as to withdrawal or usage included in the reporting entity's statement of financial position

+ References

No definition available.

+ Details

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- Definition

The carrying amount of the Variable interest entity's investments in mortgage backed securities for which the Fair Value Option has been elected that are unencumbered at the balance sheet date included in the reported entity's statement of financial position

+ References

No definition available.

+ Details

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- Details

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- Definition

The carrying amount of the consolidated Variable Interest Entity's assets included in the reporting entity's statement of financial position.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 810

-SubTopic 10

-Section 50

-Paragraph 3

-Subparagraph (bb)

-URI http://asc.fasb.org/extlink&oid=28200181&loc=d3e5710-111685

+ Details

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- Definition

The carrying amount of the consolidated Variable Interest Entity's liabilities included in the reporting entity's statement of financial position.

+ References

+ Details

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