Income Taxes (Schedule Of Income Tax Benefit From Continuing Operations) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended								12 Months Ended
	Dec. 31, 2014	Sep. 30, 2014	Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Income Taxes [Abstract]
Current tax expense (benefit), Federal									$ 0	$ 0	$ 0
Current tax expense (benefit), State									0	0	0
Current tax expense (benefit), Total									0	0	0
Deferred tax expense (benefit), Federal									0	0	5,860
Deferred tax expense (benefit), State									0	0	692
Deferred tax expense (benefit), Total									0	0	6,552
Total income tax benefit, Federal									0	0	5,860
Total income tax benefit, State									0	0	692
Total income tax expense (benefit)	$ 0	$ 0	$ 0	$ 0	$ 0	$ 0	$ 0	$ 0	$ 0	$ 0	$ 6,552