Stock-Based Compensation (Summary Of Option Activity) (Details)	9 Months Ended
	Sep. 30, 2015 $ / shares shares
Stock Options [Roll Forward]
Outstanding, Shares, Beginning Balance	68,675
Granted, shares	0
Foreited, shares	0
Expired, Shares	0
Exercised, Shares	(68,675)
Outstanding, Shares, Ending Balance	0
Outstanding, Weighted Average Exercise Price, Beginning Balance | $ / shares	$ 29.27
Granted, Weighted Average Exercise Price | $ / shares	0.00
Forfeited, Weighted Average Exercise Price | $ / shares	0.00
Expired, Weighted Average Exercise Price | $ / shares	0.00
Exercised, Weighted Average Exercise Price | $ / shares	29.27
Outstanding, Weighted Average Exercise Price, Ending Balance | $ / shares	$ 0