Earnings Per Share (Schedule Of Weighted Average Shares Outstanding) (Details) - shares shares in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Earnings Per Share [Abstract]
Weighted average common shares, basic	24,386	24,381	24,384	24,380
Dilutive effect of stock options	42	39	40	9
Weighted average common shares, diluted	24,428	24,420	24,424	24,389