Discontinued Operations (Summarized (Loss) Income from Discontinued Operations, Net Of Tax) (Details 1) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013
Discontinued Operation, Additional Disclosures [Abstract]
Operating revenues	$ 1,294	$ 141,152	$ 46,713	$ 441,001
Operating costs and expenses	(2,225)	(178,823)	(39,580)	(507,434)
(Loss) income from discontinued operations	(931)	(37,671)	7,133	(66,433)
Provision (benefit) from income taxes	231	(13,683)	3,371	(24,159)
Net (Loss) Income from Discontinued Operations	(1,162)	(23,988)	3,762	(42,274)
(Loss) gain on sales of discontinued operations	(4,352)	0	349,875	(70)
Expense (benefit) from income taxes on sales of discontinued operations	1,466	0	(16,304)	(24)
(Loss) Income from Discontinued Operations, Net of Tax	$ (6,980)	$ (23,988)	$ 369,941	$ (42,320)