Acquisitions (Allocation of the Fair Value of Assets Acquired and Liabilities Assumed as of the Acquisition Date) (Details) - USD ($) $ in Thousands	Jun. 30, 2015	Jun. 16, 2015
Business Acquisition [Line Items]
Goodwill	$ 173,237
Carpathia Hosting, Inc. [Member]
Business Acquisition [Line Items]
Land		$ 1,130
Buildings		79,372
CIP		12,127
Acquired intangibles, net		89,847
Net working capital		2,569
Total identifiable assets acquired		185,045
Capital lease and lease financing obligations		43,832
Deferred income taxes		19,766
Total liabilities assumed		63,598
Net identifiable assets acquired		121,447
Goodwill	$ 173,000	173,237
Net assets acquired		$ 294,684