Income Taxes (Schedule Of Income Tax Expense (Benefit)) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011
Income Taxes [Abstract]
Current taxes - Federal	$ (772,000)	$ 22,678,000
Current taxes - State	47,000	2,383,000
Deferred taxes - Federal	101,000	5,226,000
Deferred taxes - State	(9,000)	319,000
Income tax expense (benefit)	$ (633,000)	$ 30,606,000