CONSOLIDATED BALANCE SHEETS (Parenthetical) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014
Securities held to maturity, fair value (in dollars)	$ 39,196	$ 45,807
Preferred stock, no par value	$ 0	$ 0
Preferred stock, shares authorized	100,000	100,000
Non cumulative convertible preferred stock (as a percent)	8.50%	8.50%
Preferred stock, issued	0	0
Class A Common Stock
Common Stock, no par value	$ 0	$ 0
Common Stock, shares authorized	30,000,000	30,000,000
Common Stock, issued	18,651,841	18,603,354
Common Stock, outstanding	18,651,841	18,603,354
Class B Common Stock
Common Stock, no par value	$ 0	$ 0
Common Stock, shares authorized	5,000,000	5,000,000
Common Stock, issued	2,245,250	2,245,492
Common Stock, outstanding	2,245,250	2,245,492