Acquisitions, Dispositions, Exchanges and Other (Assets Held for Sale) (Details 2) - USD ($) $ in Thousands	Jun. 30, 2015	Dec. 31, 2014
Disposal Group, Including Discontinued Operation, Balance Sheet Disclosures [Abstract]
Restricted cash	$ 685
Accounts receivable, net	13,308
Other current assets	5,006
Current Assets Held for Sale	18,999	$ 1,240
Property, plant and equipment, net	12,101
Goodwill, net	7,526
Indefinite-lived intangible assets	5,787
Amortized intangible assets, net	951
Deferred charges and other assets	693
Noncurrent Assets Held for Sale	27,058	820
Accounts payable and accrued liabilities	11,139
Deferred revenue	10,001
Current Liabilities Held for Sale	21,140	1,034
Other liabilities	7,849
Noncurrent Liabilities Held for Sale	$ 7,849	$ 0