Stock Option Plan (Details) (USD $) In Thousands, except Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2013 Optionholder	Dec. 31, 2012 Optionholder
Stock Option Plan [Abstract]
Options maximum term period	10 years
Shares [Roll Forward]
Options outstanding, beginning of period (in shares)	156,960
Granted (in shares)	0
Exercised (in shares)	0
Canceled or expired (in shares)	(5,625)
Options outstanding, end of period (in shares)	151,335	156,960
Options exercisable, end of period (in shares)	151,335
Weighted Average Exercise Price [Roll Forward]
Options outstanding, beginning of period (in dollars per share)	$ 21.63
Granted (in dollars per share)	$ 0
Exercised (in dollars per share)	$ 0
Canceled or expired (in dollars per share)	$ 21.04
Options outstanding, end of period (in dollars per share)	$ 21.66	$ 21.63
Options exercisable, end of period (in dollars per share)	$ 21.66
Weighted Average Remaining Contractual Life (in years) [Abstract]
Options outstanding, end of period	2 years 5 months 5 days
Options exercisable, end of period	2 years 5 months 5 days
Aggregate Intrinsic Value [Abstract]
Options outstanding, end of period	$ 0
Options exercisable, end of period	0
Number of option holders that exercised	0	0
Proceeds from exercise of stock options	0	0
Unrecognized compensation expense related to nonvested options	0	0
Stock compensation expense	$ 0	$ 82
Information pertaining to options outstanding [Abstract]
Options Outstanding, Number Outstanding (in shares)	151,335
Options Outstanding, Weighted Average Remaining Contractual Life	2 years 5 months 5 days
Options Outstanding, Weighted Average Exercise Price (in dollars per share)	$ 21.66
Options Exercisable, Number Exercisable (in shares)	151,335
Options Exercisable, Weighted Average Exercise Price (in dollars per share)	$ 21.66
23.83 [Member]
Information pertaining to options outstanding [Abstract]
Range of Exercise Prices (in dollars per share)	$ 23.83
Options Outstanding, Number Outstanding (in shares)	64,500
Options Outstanding, Weighted Average Remaining Contractual Life	0 years 7 months 6 days
Options Outstanding, Weighted Average Exercise Price (in dollars per share)	$ 23.83
Options Exercisable, Number Exercisable (in shares)	64,500
Options Exercisable, Weighted Average Exercise Price (in dollars per share)	$ 23.83
20.05 [Member]
Information pertaining to options outstanding [Abstract]
Range of Exercise Prices (in dollars per share)	$ 20.05
Options Outstanding, Number Outstanding (in shares)	86,835
Options Outstanding, Weighted Average Remaining Contractual Life	3 years 9 months 14 days
Options Outstanding, Weighted Average Exercise Price (in dollars per share)	$ 20.05
Options Exercisable, Number Exercisable (in shares)	86,835
Options Exercisable, Weighted Average Exercise Price (in dollars per share)	$ 20.05