Shareholders' Equity and Stock Compensation (Summary Of Stock Option Activity) (Details) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended	6 Months Ended
	Jun. 30, 2014	Jun. 30, 2014
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]
Options Outstanding, Balance, beginning of period		981,000
Options Outstanding, Granted/Assumed	0	440,000
Options Outstanding, Exercised		(522,000)
Options Outstanding, Forfeited/expired		(35,000)
Options Outstanding, Balance, end of period	864,000	864,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Roll Forward]
Weighted Avg Exercise Price, Balance beginning of period		$ 16.17
Weighted-Avg Exercise Price, Granted/Assumed		$ 12.12
Weighted-Avg Exercise Price, Exercised		$ 11.92
Weighted-Avg Exercise Price, Forfeited/expired		$ 18.90
Weighted Avg Exercise Price, Balance, end of period	$ 16.56	$ 16.56
Share-based Compensation Arrangement by Share-based Payment Award, Options, Additional Disclosures [Abstract]
Options exercisable, end of year, Options Outstanding	697,000	697,000
Options exercisable, end of year, Weighted Avg. Exercise Price	$ 17.60	$ 17.60
Weighted Avg Remaining Contractual Term		4 years 29 days
Options exercisable, end of period - Weighted-Avg Remaining Contractual Term		3 years 2 months 12 days
Aggregate Intrinsic Value	$ 3,217	$ 3,217
Options exercisable, end of period - Aggregate Intrinsic Value	$ 2,268	$ 2,268