Discontinued Operations (Assets And Liabilities of Disposal Groups) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014
Disposal Group, Including Discontinued Operation, Classified Balance Sheet Disclosures [Abstract]
Accounts receivable, net	$ 1,234	$ 16,701
Prepaid expenses	330	2,463
Disposal group inventory and other current assets	1,036	5,576
Assets of Disposal Group, Including Discontinued Operation, Current	2,600	24,740
Disposal group property, plant and equipment, net	92,634	91,171
Intangible and other long-term assets, net		769
Long-term assets	92,634	91,940
Accounts payable	1,007	20,530
Accrued expenses	3,654	24,496
Current liabilities	$ 4,661	45,026
Other long-term liabilities		$ 16,814