Securities (Gains (Losses) on the sales of debt securities and credit losses for OTTI of investments) (Details) (Debt Securities [Member], USD $) In Thousands, unless otherwise specified	12 Months Ended
Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Debt Securities [Member]
Gain (Loss) on Investments [Line Items]
Gross Realized Gains	$ 388	$ 1,826	$ 2,889
Gross Realized Losses	(470)	(1,162)	(1,838)
OTTI Credit Losses	0	0	(649)
Net Gains (Losses)	$ (82)	$ 664	$ 402

Held-To-Maturity and Available-For-Sale Securities, Gross Realized Gain (Loss), Total

No definition available.

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- Definition

Held-To-Maturity and Available-For-Sale Securities, Gross Realized Gains

+ References

No definition available.

+ Details

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- Definition

This item represents the gross loss realized on the sale of debt or equity securities categorized neither as held-to-maturity nor trading securities.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 320

-SubTopic 10

-Section 50

-Paragraph 9

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27357-111563

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- Definition

The amount of other than temporary impairment losses on investments in debt and equity securities categorized as Available-for-sale which have been recognized in earnings during the period. Such impairment losses consist of other than temporary impairments (OTTI) on equity securities, credit losses on investments in debt securities, and when the entity intends to sell an impaired debt security or it is more likely than not that the entity will be required to sell the impaired debt security before recovery of its amortized cost basis.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 320

-SubTopic 10

-Section 50

-Paragraph 2

-URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27161-111563

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