Compensation Programs (Schedule Of Option Award Activity) (Details) (USD $)	3 Months Ended
	Mar. 31, 2012
Compensation Programs [Abstract]
Number of Shares, Option awards outstanding at December 31, 2011	256,250
Number of Shares, Exercises	(36,250)
Number of Shares, Option awards outstanding at March 31, 2012	220,000
Weighted Average Exercise Price, Option awards outstanding at December 31, 2011	$ 10.71
Weighted Average Exercise Price, Exercises	$ 10.06
Weighted Average Exercise Price, Option awards outstanding at March 31, 2012	$ 10.82