Investment Securities, Held-to-maturity Securities, Loss Position (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
Dec. 31, 2013
Held to maturity unrecognized loss position - Fair Value [Abstract]
Less than 12 months - Fair Value	$ 27,091
12 months or more - Fair Value	0
Total - Fair Value	27,091
Held to maturity unrecognized loss position - Gross Unrec. Loss [Abstract]
Less than 12 months - Gross Unrecognized Loss	138
12 months or more - Gross Unrecognized Loss	0
Total - Gross Unrecognized Loss	138
Mortgage-backed securities and collateralized mortgage obligations-residential [Member]
Held to maturity unrecognized loss position - Fair Value [Abstract]
Less than 12 months - Fair Value	27,091
12 months or more - Fair Value	0
Total - Fair Value	27,091
Held to maturity unrecognized loss position - Gross Unrec. Loss [Abstract]
Less than 12 months - Gross Unrecognized Loss	138
12 months or more - Gross Unrecognized Loss	0
Total - Gross Unrecognized Loss	$ 138

Amount of unrealized loss on investments in held-to-maturity securities that have been in a loss position for twelve months or longer.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 320

-SubTopic 10

-Section 50

-Paragraph 7

-URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27337-111563

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 320

-SubTopic 10

-Section 50

-Paragraph 6

-Subparagraph (a)(2)

-URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27290-111563

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- Definition

Amount of unrealized loss on investments in held-to-maturity securities.

+ References

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- Definition

This item represents the fair value of securities categorized as held-to-maturity which are in an unrealized loss position.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 320

-SubTopic 10

-Section 50

-Paragraph 6

-Subparagraph (a)(1)

-URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27290-111563

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- Definition

Amount of unrealized loss before deducting unrealized gain on investments in held-to-maturity securities that have been in a loss position for less than twelve months.

+ References

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This item represents the fair value of securities categorized as held-to-maturity that have been in a continuous unrealized loss position for less than twelve months.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 320

-SubTopic 10

-Section 50

-Paragraph 7

-URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27337-111563

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 320

-SubTopic 10

-Section 50

-Paragraph 6

-Subparagraph (a)(1)

-URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27290-111563

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- Definition

This item represents the fair value of securities categorized as held-to-maturity securities that have been in a continuous unrealized loss position for twelve months or longer.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 320

-SubTopic 10

-Section 50

-Paragraph 7

-URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27337-111563

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 320

-SubTopic 10

-Section 50

-Paragraph 6

-Subparagraph (a)(1)

-URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27290-111563

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