Acquisitions and FDIC Indemnification Asset (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014	Mar. 31, 2015	Dec. 31, 2014	Mar. 31, 2014	Dec. 31, 2013
Business Acquisition [Line Items]
Loans and Leases Receivable, Gross, Carrying Amount, Covered					$ 6,259	$ 6,374	$ 9,911	$ 10,085
Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Accretable Yield, Accretion	$ 0		$ 0	$ 0
Loans and Leases Receivable, Disposals	(383)	$ (689)	(498)	(863)
Total Covered Assets	5,876	9,222	5,876	9,222
Consumer Loan [Member]
Business Acquisition [Line Items]
Loans and Leases Receivable, Gross, Carrying Amount, Covered					1,558	1,571	2,401	2,409
Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Accretable Yield, Accretion	0	0	0	0
Loans and Leases Receivable, Disposals	(11)	(516)	(24)	(524)
Total Covered Assets	1,547	1,885	1,547	1,885
Commercial Loan [Member]
Business Acquisition [Line Items]
Loans and Leases Receivable, Gross, Carrying Amount, Covered					$ 4,701	$ 4,803	$ 7,510	$ 7,676
Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Accretable Yield, Accretion	0	0	0	0
Loans and Leases Receivable, Disposals	(372)	(173)	(474)	(339)
Total Covered Assets	$ 4,329	$ 7,337	$ 4,329	$ 7,337