Earnings Per Share (Details) - $ / shares	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Shares [Abstract]
Basic earnings per share (in shares)	8,668,618	7,841,078	8,698,394	7,871,016
Effect of dilutive securities - stock options (in shares)	7,953	10,657	8,476	10,425
Diluted earnings per share (in shares)	8,676,571	7,851,735	8,706,870	7,881,441
Per Share Amount [Abstract]
Basic earnings per share (in dollars per share)	$ 0.47	$ 0.40	$ 1.20	$ 1.25
Effect of dilutive securities - stock options (in dollars per share)	0.00	0.00	0.00	0.00
Diluted earnings per share (in dollars per share)	$ 0.47	$ 0.40	$ 1.20	$ 1.25
Stock Options [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Antidilutive securities not included in computation of earning per share (in shares)			78,127	120,277