Share-Based Compensation (Summary Of Other Information Of Stock Option Plans) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]
Total grant-date fair value of stock awards granted	$ 3,412	$ 2,438	$ 1,477
Total fair value of stock awards vested during period	1,897	1,409	1,551
Total unrecognized compensation expense related to non-vested stock awards	$ 4,963	$ 3,999	$ 3,547