Goodwill and Intangible Assets (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Goodwill and Intangible Assets Disclosure [Abstract]
Goodwill	$ 30,334	$ 30,334
Finite-lived intangible assets useful life	10 years	10 years
Finite-Lived Intangible Assets [Line Items]
Amortization of intangible assets	$ 924	$ 1,089	$ 1,254
Core deposit intangible, net, end of year	$ 2,151
Core Deposits [Member]
Goodwill and Intangible Assets Disclosure [Abstract]
Finite-lived intangible assets useful life	10 years
Finite-Lived Intangible Assets [Line Items]
Amortization of intangible assets	$ 924	1,089	$ 1,254
Gross core deposit intangible balance, beginning of year	9,060	9,060
Accumulated amortization	(6,909)	(5,985)
Core deposit intangible, net, end of year	$ 2,151	$ 3,075