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Stock Compensation Plans (Fair Value Assumptions Table) (Details)
3 Months Ended
Mar. 31, 2014
Stock Compensation Plans [Abstract]  
Expected volatility 29.20% [1]
Expected dividends 1.10% [2]
Expected term (in years) 6 years 3 months [3]
Risk-free rate 2.15% [4]
[1] Based on the monthly historical volatility of the Company's stock price over the expected life of the options.
[2] Calculated as the ratio of historical dividends paid per share of common stock to the stock price on the date of grant.
[3] Based on the average of the contractual life and vesting period for the respective option.
[4] Based upon an interpolated US Treasury yield curve interest rate that corresponds to the contractual life of the option, in effect at the time of the grant.