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Summary Of Significant Accounting Policies (Amounts Excluded From The Computation Of Diluted Net Income Per Share Applicable To Common Shareholders) (Details) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Securities (shares)			63	2,004
Stock Options [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Securities (shares)	25	2,010
Restricted Stock Awards [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Securities (shares)	3	0	11	0

Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented.

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