Stock Based Compensation Schedule of Other Stock Option Plan Information (Details) (USD $) In Thousands, except Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Share-based Compensation Arrangement by Share-based Payment Award, Options, Additional Disclosures [Abstract]
Granted, in shares	10,200	77,302	79,994
Fair Value of Options Granted, Weighted Average Grant Date, in dollars per share	$ 5.46	$ 5.89	$ 6.00
Dividend Yield	4.20%	3.93%	4.00%
Expected Volatility	36.57%	37.43%	36.50%
Risk Free Interest Rate	1.31%	1.22%	2.54%
Expected Life, in years	6 years 8 months 15 days	6 years 5 months 16 days	6 years 4 months 25 days
Stock-Based Compensation Expense	$ 372	$ 424	$ 354
Compensation Costs for Non-vested Awards Not Yet Recognized	420	737	705
Weighted Average Expected Vesting Period, In Years	1 year 5 months 13 days	1 year 8 months 15 days	1 year 9 months 18 days
Proceeds From Stock Options Exercised	1,254	2,105	1,413
Tax Benefit for Exercises of Stock Options	23	68	51
Intrinsic Value of Stock Options Exercised	$ 267	$ 2,434	$ 1,740