Goodwill and Intangible Assets Amortization Expense (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Total Amortization Expense [Abstract]
Amortization of intangible assets	$ 455	$ 155
Estimated Amortization Expense [Abstract]
For period 03/31/16-12/31/16	1,092
For year ended 12/31/17	1,322
For year ended 12/31/18	1,193
For year ended 12/31/19	1,079
For year ended 12/31/20	933
For year ended 12/31/21	710
Core Deposits [Member]
Total Amortization Expense [Abstract]
Amortization of intangible assets	409	155
Customer Lists [Member]
Total Amortization Expense [Abstract]
Amortization of intangible assets	$ 46	$ 0