Goodwill and Intangibles Assets (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Goodwill and Intangible Assets Disclosure [Abstract]
Identifiable intangible assets, amortization period	15 years
Identifiable intangibles
Gross Carrying Value	$ 3,734	$ 3,734
Accumulated Amortization	3,690	3,519
Unamortizable goodwill
Gross Carrying Value	3,421	3,421
Accumulated Amortization	0	0
Amortization	171	$ 171	$ 171
Estimated amortization expense of identifiable intangibles [Abstract]
2017	44
Estimated amortization expense of identifiable intangibles, total	$ 44