Stock Based Compensation - Stock Options Activity (Details) (USD $)	12 Months Ended
	Dec. 31, 2013
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]
Number of Shares, Outstanding at beginning of period	203,125
Number of Shares, Granted	13,843
Number of Shares, Forfeited	0
Number of Shares, Exercised	(11,482)
Number of Shares, Outstanding at end of period	205,486
Weighted Average Exercise Price, Outstanding at beginning of period	$ 20.76
Weighted Average Exercise Price, Granted	$ 23.74
Weighted Average Exercise Price, Forfeited	$ 0.00
Weighted Average Exercise Price, Exercised	$ 14.38
Weighted Average Exercise Price, Outstanding at end of period	$ 21.32
Weighted Average Remaining Contractual Life, in Years, Outstanding at end of period	4 years 7 months 17 days