Loans Receivable and Allowance for Loan Losses (Loans Receivable Modified as Troubled Debt Restructurings, Previous 12 Months) (Details) $ in Thousands	3 Months Ended	9 Months Ended
Sep. 30, 2015 USD ($) Contract	Sep. 30, 2014 USD ($) Contract	Sep. 30, 2015 USD ($) Contract	Sep. 30, 2014 USD ($) Contract
Financing Receivable, Modifications [Line Items]
Number of Contracts			6
TDR's, Subsequently Defaulted [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts	1	3	11	20
Recorded Investment \| $	$ 3,282	$ 789	$ 7,765	$ 9,743
TDR's, Subsequently Defaulted [Member] \| Commercial and industrial [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts	1	0	4	7
Recorded Investment \| $	$ 3,282	$ 0	$ 3,805	$ 1,288
TDR's, Subsequently Defaulted [Member] \| Owner occupied real estate [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts	0	0	3	4
Recorded Investment \| $	$ 0	$ 0	$ 1,057	$ 1,792
TDR's, Subsequently Defaulted [Member] \| Commercial construction and land development [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts	0	2	1	4
Recorded Investment \| $	$ 0	$ 448	$ 236	$ 2,376
TDR's, Subsequently Defaulted [Member] \| Commercial real estate [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts	0	0	3	0
Recorded Investment \| $	$ 0	$ 0	$ 2,667	$ 0
TDR's, Subsequently Defaulted [Member] \| Residential [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts	0	1	0	4
Recorded Investment \| $	$ 0	$ 341	$ 0	$ 3,811
TDR's, Subsequently Defaulted [Member] \| Consumer [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts	0	0	0	1
Recorded Investment \| $	$ 0	$ 0	$ 0	$ 476

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- Definition

Number of financing receivables that have been modified by troubled debt restructurings within the previous 12 months and for which there was a payment default.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 10

-Section 50

-Paragraph 34

-URI http://asc.fasb.org/extlink&oid=49124121&loc=SL6953682-111524

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- Definition

Amount of investment related to financing receivables modified by troubled debt restructurings within the previous 12 months, for which there was a payment default.

+ References

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