Stock Based Compensation (Narrative) (Details) (USD $)	0 Months Ended			12 Months Ended				0 Months Ended		12 Months Ended		0 Months Ended		12 Months Ended
	Jun. 07, 2012 item	Jun. 02, 2011 item	Feb. 01, 2011 item	Dec. 31, 2012 item	Dec. 31, 2011	Dec. 31, 2012 Stock Options [Member]	Dec. 31, 2011 Stock Options [Member]	Feb. 25, 2010 Employee Stock Option [Member]	Apr. 23, 2009 Employee Stock Option [Member]	Dec. 31, 2012 Employee Stock Option [Member]	Dec. 31, 2011 Employee Stock Option [Member]	Dec. 13, 2011 Employee Deferred Stock Award [Member]	Sep. 08, 2011 Employee Deferred Stock Award [Member]	Dec. 31, 2012 Employee Deferred Stock Award [Member]
Share available under plan				350,000		1,450,000
Share-based compensation shares available for grant	11,820	5,000				184,430
Stock based compensation expense			$ 93,750					$ 282,355	$ 92,555			$ 172,200
Stock options granted								86,500	100,000
Stock options available, nonemployee		3,000
Share-based compensation nonemployee, options granted			15,000
Granted exercise price			$ 13.30		$ 13.30			$ 8.28	$ 6.00			$ 9.84	$ 9.27
Share-based compensation, vesting period	1 year	1 year	6 months					42 months	42 months			4 years
Compensation cost included in salaries and benefits expense				70,589	70,589					22,037	26,444			1,794
Unrecognized compensation costs				62,498						47,059				170,406
Recognition period for unrecognized compensation costs				4 months 24 days						8 months 12 days				4 years
Share-based compensation, expiration period (in years)			10 years					10 years	10 years
Share-based compensation nonemployee, cost	149,996	73,300
Share-based compensation, other than options granted	2,364	1,000		165,000								20,500	54,250
Stock-based compensation, options granted, number of nonemployee	5	5	5
Restricted stock, percentage vested	100.00%
Shares issued for Employee Stock Purchase Plan				8,153	2,401
Benefit from appreciation in the value of common stock, per share				14.30
Percentage of the Rights vested				10.00%
Number of the Rights vested				16,500
Number of remaining Rights vest per year				16,500
Total fair value of SARs vested				239,788
Outstanding and exercisable options grant date fair value						1,115,000	1,091,000
Outstanding and exercisable options weighted average remaining contractual term						5 years 2 months 12 days	5 years 9 months 18 days
Share based Compensation Arrangement By Share based Payment Award Fair Value Assumptions, Fair value of stock options on grant date							93,750
Fair value of options exercised						74,000	229,000
Tax benefit from exercise of stock options				$ 32,458	$ 61,300
Granted, price	$ 12.69	$ 14.66
Weighted Average Fair Value Per Share	$ 12.69	$ 14.66