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Mortgage-Backed Securities Interest Income Components (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Interest Income Components [Line Items]
Net Amortization	$ (1,850)	$ (2,477)
Agency RMBS [Member]
Interest Income Components [Line Items]
Coupon Interest	11,144	12,491
Net Amortization	(2,194)	(2,959)
Interest Income	8,950	9,532
Non-Agency RMBS [Member]
Interest Income Components [Line Items]
Coupon Interest	276	283
Net Amortization	343	456
Interest Income	619	739
Residential Mortgage Backed Securities [Member]
Interest Income Components [Line Items]
Coupon Interest	11,420	12,774
Net Amortization	(1,851)	(2,503)
Interest Income	$ 9,569	$ 10,271

X

- Definition

Represents the coupon interest income earned from securities backed by a pool of mortgages.

+ References

No definition available.

+ Details

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X

- Definition

Income derived from investments in debt securities including coupon interest income earned from securities backed by a pool of mortgages and adjustments for amortization of premiums and accreation of discounts.

+ References

No definition available.

+ Details

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X

- Definition

[Line Items] for Interest Income Components [Table]

+ References

No definition available.

+ Details

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X

- Definition

The sum of the periodic adjustments of the differences between securities' face values and purchase prices that are charged against earnings. This is called accretion if the security was purchased at a discount and amortization if it was purchased at premium. As a noncash item, this element is an adjustment to net income when calculating cash provided by or used in operations using the indirect method.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3602-108585

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