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Fair Value of Financial Instruments Level 3 (Details) (Fair Value, Measurements, Recurring [Member], Fair Value, Inputs, Level 3 [Member], USD $) In Thousands, unless otherwise specified | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2014 | Sep. 30, 2014
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |
Balance at the beginning of the period | $ 65,242 | $ 73,480
Unrealized (loss) gain included in OCI | 863 | 940
Principal payments | (14,588) | (23,351)
Accretion | 57 | 505
Balance at the end of the period | 51,574 | 51,574
Non-Agency CMBS [Member] |  |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |
Balance at the beginning of the period | 62,744 | 70,733
Unrealized (loss) gain included in OCI | 878 | 1,078
Principal payments | (14,290) | (22,598)
Accretion | 57 | 176
Balance at the end of the period | 49,389 | 49,389
Non-Agency RMBS [Member] |  |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |
Balance at the beginning of the period | 2,498 | 2,747
Unrealized (loss) gain included in OCI | (15) | (138)
Principal payments | (298) | (753)
Accretion | 0 | 329
Balance at the end of the period | $ 2,185 | $ 2,185

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- Definition Amount of discount accreted during the period for financial instrument classified as an asset whose fair value is measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing. + References No definition available. + Details
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- Definition Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Principal Payments. + References No definition available. + Details
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- Definition Amount of gain (loss) recognized in other comprehensive income (loss) for financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1a) -URI http://asc.fasb.org/extlink&oid=36462937&loc=d3e19207-110258 + Details
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- Definition Fair value of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=36462937&loc=d3e19207-110258 + Details
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