Merger (Estimated Fair Value of Assets Acquired) (Details) - USD ($) $ in Thousands	Mar. 01, 2015	Sep. 30, 2015	Dec. 31, 2014
Net assets acquired:
Goodwill		$ 3,918	$ 1,016
Phoenix Bancorp Inc. [Member]
Business Acquisition [Line Items]
Total purchase price	$ 14,241
Net assets acquired:
Cash and cash equivalents	11,044
Investment securities	11,331
Restricted stock	509
Loans	110,363
Bank owned life insurance	3,673
Premises and equipment	1,792
Accrued interest receivable	388
Core deposit and other intangibles	578
Other assets	1,127
Deposits	(123,238)
FHLB borrowings	(3,570)
Accrued interest payable	(32)
Other liabilities	(876)
Preferred stock	(1,750)
Total net assets acquired	11,339
Goodwill	$ 2,902