Maturity of Certificates of Deposit (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2014	Dec. 31, 2013
$100,000 and Over
Less than 1 year	$ 255,625
Greater than 1 year and less than 2 years	55,840
Greater than 2 years and less than 3 years	7,321
Greater than 3 years and less than 4 years	47,147
Greater than 4 years and less than 5 years	11,611
Greater than 5 years	0
Time Deposits, $100,000 or More	377,544us-gaap_TimeDeposits100000OrMore	475,544us-gaap_TimeDeposits100000OrMore
Other
Less than 1 year	74,169
Greater than 2 years and less than 3 years	28,671
Greater than 2 years and less than 3 years	8,218
Greater than 3 years and less than 4 years	12,850
Greater than 3 years and less than 4 years	3,893
Greater than 5 years	7
Time Deposits, Less than $100,000	127,808us-gaap_TimeDepositsLessThan100000	157,371us-gaap_TimeDepositsLessThan100000
Total
Less than 1 year	329,794us-gaap_TimeDepositMaturitiesYearOne
Greater than 1 year and less than 2 years	84,511us-gaap_TimeDepositMaturitiesYearTwo
Greater than 2 years and less than 3 years	15,539us-gaap_TimeDepositMaturitiesYearThree
Greater than 3 years and less than 4 years	59,997us-gaap_TimeDepositMaturitiesYearFour
Greater than 4 years and less than 5 years	15,504us-gaap_TimeDepositMaturitiesYearFive
Greater than 5 years	7
Total Time Deposits	$ 505,352us-gaap_TimeDeposits

Contractual Maturities, Time Deposits, $100,000 or More, after Year Five

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Contractual Maturities, Time Deposits, $100,000 or More, Next Twelve Months

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Contractual Maturities, Time Deposits, $100,000 or More, Year Five

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Contractual Maturities, Time Deposits, $100,000 or More, Year Four

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Contractual Maturities, Time Deposits, $100,000 or More, Year Three

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Contractual Maturities, Time Deposits, $100,000 or More, Year Two

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Contractual Maturities, Time Deposits, Less than $100,000, after Year Five

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Contractual Maturities, Time Deposits, Less than $100,000, Next Twelve Months

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Contractual Maturities, Time Deposits, Less than $100,000, Year Four

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Contractual Maturities, Time Deposits, Less than $100,000, Year Three

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Amount of time deposits maturing after the fifth fiscal year following the latest fiscal year. Time deposits include, but are not limited to, certificates of deposits, individual retirement accounts and open accounts.

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-Publisher FASB

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-Topic 470

-SubTopic 10

-Section 50

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=6802200&loc=d3e1835-112601

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Amount of time deposits maturing in the fifth fiscal year following the latest fiscal year. Time deposits include, but are not limited to, certificates of deposits, individual retirement accounts and open accounts.

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Amount of time deposits maturing in the fourth fiscal year following the latest fiscal year. Time deposits include, but are not limited to, certificates of deposits, individual retirement accounts and open accounts.

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Amount of time deposits maturing in the next fiscal year following the latest fiscal year. Time deposits include, but are not limited to, certificates of deposits, individual retirement accounts and open accounts.

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Amount of time deposits maturing in the third fiscal year following the latest fiscal year. Time deposits include, but are not limited to, certificates of deposits, individual retirement accounts and open accounts.

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Amount of time deposits maturing in the second fiscal year following the latest fiscal year. Time deposits include, but are not limited to, certificates of deposits, individual retirement accounts and open accounts.

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Amount of deposits that cannot be withdrawn before a set date without penalty or for which notice of withdrawal is required. Time deposits include, but are not limited to, certificates of deposits, individual retirement accounts and open accounts.

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 942

-SubTopic 210

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-Subparagraph (SX 210.9-03.12)

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-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 12

-Article 9

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The aggregate amount of domestic and foreign time deposit liabilities (including certificates of deposits, individual retirement accounts and open accounts) in denominations of $100,000 or more.

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The aggregate amount of domestic or foreign time deposits (including certificates of deposits, individual retirement accounts and open accounts) that total to less than $100,000.

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