Derivatives (Offsetting Derivatives Assets) (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2014	Dec. 31, 2013
Derivative Assets
Derivatives Assets, Net Amounts of Assets presented in the Statement of Financial Position	$ 29,210us-gaap_DerivativeAssets	$ 17,921us-gaap_DerivativeAssets
Interest Rate Swap [Member]
Derivative Assets
Derivative Assets, Gross Amounts of Recognized Assets	26,327	15,965
Derivative Assets, Gross Amounts Offset in the Statement of Financial Position	0	0
Derivatives Assets, Net Amounts of Assets presented in the Statement of Financial Position	26,327	15,965
Derivative Asset, Fair Value, Amount Not Offset Against Collateral [Abstract]
Derivative Assets, Gross Amounts Not Offset in the Statement of Financial Position, Financial Instruments	(131)	(4,852)
Derivative Assets, Gross Amounts Not Offset in the Statement of Financial Position, Collateral Posted	0	(2,207)
Derivative Assets, Net Amount	$ 26,196	$ 8,906

Derivative Asset, Gross Amounts Offset in Statement of Financial Position

No definition available.

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- Definition

Fair value, after the effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets not subject to a master netting arrangement and not elected to be offset.

+ References

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 825

-SubTopic 10

-Section 50

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- Definition

Amount of obligation to return cash collateral under master netting arrangements that have not been offset against derivative assets.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

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- Definition

Amount of obligation to return securities collateral under master netting arrangements that have not been offset against derivative assets.

+ References

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- Definition

Fair value before effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset.

+ References

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

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- Definition

Fair value of financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset offset against an obligation to return collateral. Includes assets not subject to a master netting arrangement and not elected to be offset.

+ References

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