Benefit Plans (Details 3) (USD $)	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Salary Continuation Plan
Benefit Plans
Amounts expensed	$ 122,000	$ 80,000
Amounts recorded as liability	1,000,000	524,000
Directors' Deferred Compensation Plan
Benefit Plans
Amounts recorded as liability	315,000	269,000
Variable rate basis	prime
Basis spread (as a percent)	1.00%
Interest expense	7,000	10,000	7,000
Long-Term Care Insurance Plan
Benefit Plans
Amounts expensed	79,000	33,000
Amounts recorded as liability	90,000	70,000
Long-Term Care Insurance Plan | Maximum
Benefit Plans
Insurance premium recorded in deferred compensation account, on opting out of the plan	$ 4,000