Stock Based Compensation (Schedule Of Assumptions Used) (Details) (USD $)			9 Months Ended
	Apr. 23, 2013	May 07, 2012	Sep. 30, 2013 1 Year Vest [Member] item	Sep. 30, 2012 1 Year Vest [Member] item	Sep. 30, 2013 3 Year Vest [Member] item	Sep. 30, 2012 3 Year Vest [Member] item
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock Price	$ 17.66	$ 19.35	$ 17.66	$ 19.35	$ 17.66	$ 19.35
Expected Volatilities			33.50%	44.31%	37.03%	40.50%
Correlation Coefficients			0.4729	0.719	0.6254	0.6938
Risk Free Rate			0.10%	0.16%	0.31%	0.34%
Dividend Yield			5.70%	5.17%	5.70%	5.17%
Simulated Fair Value			$ 15.33	$ 17.73	$ 16.57	$ 18.88
Fair Value as a % of Grant			86.81%	91.63%	93.83%	97.57%