Prior Period Revision (Schedule Of Financial Statement Line Items Impacted By Revisions By More Than 1%) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		12 Months Ended
	Mar. 31, 2014	Mar. 31, 2013	Dec. 31, 2013
Provision/(Benefit) for Income Taxes	$ (882)	$ 35	$ (12,268)
Net Income	(3,217)	1,653	18,532
Comprehensive Income	(3,058)	2,551	29,538
% Impact			2.54%
% Impact			2.07%
% Impact			1.20%
Restatement Adjustment [Member]
Provision/(Benefit) for Income Taxes			(305)
Net Income			375
Comprehensive Income			375
As Previously Reported [Member]
Provision/(Benefit) for Income Taxes			(11,963)
Net Income			18,157
Comprehensive Income			$ 29,163