Stock Based Compensation (Details) (USD $)	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013	Dec. 31, 2013
Stock-Based Compensation [Abstract]
Maximum number of common stock authorizes for issuance (in shares)	500,000
Option Shares [Abstract]
Outstanding at beginning of period (in shares)	176,747
Granted (in shares)	0
Exercised (in shares)	0
Forfeited (in shares)	0
Expired (in shares)	0
Outstanding at end of period (in shares)	176,747
Exercisable at end of period (in shares)	176,747
Weighted Average Exercise Price [Abstract]
Outstanding at beginning of period (in dollars per share)	$ 24.39
Granted (in dollars per share)	$ 0
Exercised (in dollars per share)	$ 0
Forfeited (in dollars per share)	$ 0
Expired (in dollars per share)	$ 0
Outstanding at end of period (in dollars per share)	$ 24.39
Exercisable at end of period (in dollars per share)	$ 24.39
Weighted Average Remaining Contractual Term [Abstract]
Outstanding at end of period	3 years 1 month 2 days
Exercisable at end of period	3 years 1 month 2 days
Aggregate Intrinsic Value [Abstract]
Outstanding at end of period	$ 289,000
Exercisable at end of period	289,000
Unrecognized compensation expense	0
Weighted Average Grant Date Fair Value [Roll Forward]
Regular quarterly retainer director could receive in cash	3,000
Regular quarterly retainer if restricted stock vested	4,688
Monthly meeting fees a director could receive in cash	600
Monthly meeting fees a director could receive if restricted stock vested	750
Number of directors elected to receive stock in lieu of cash	13
Restricted Stock [Member]
Shares [Roll Forward]
Nonvested at beginning of period (in shares)	33,350
Granted (in shares)	11,544
Vested (in shares)	0
Forfeited (in shares)	0
Nonvested at end of period (in shares)	44,894
Weighted Average Grant Date Fair Value [Roll Forward]
Nonvested at end of period (in dollars per share)	$ 19.77
Granted (in dollars per share)	$ 24.49
Vested (in dollars per share)	$ 0
Forfeited (in dollars per share)	$ 0
Nonvested at end of period (in dollars per share)	$ 20.98
Unrecognized compensation expense	523,000		337,000
Weighted average period for recognition of unrecognized compensation cost	1 year 6 months 18 days
Share based compensation expense	96,000	70,000
Number of shares issued (in shares)	3,002	3,668
Recognized share based compensation expense	$ 70,000	$ 76,000
Restricted Stock [Member] | Maximum [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Maximum vesting period of granted restricted stock	36 months
Restricted Stock [Member] | Minimum [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Maximum vesting period of granted restricted stock	24 months