Commitments and Contingencies (Streaming Content) (Narrative) (Details) - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014
Contractual Obligation [Line Items]
Total streaming content obligations	$ 10,902,231	$ 9,451,112
Unrecorded streaming obligations	6,100,000	5,800,000
Current Content Liabilities [Member]
Contractual Obligation [Line Items]
Recorded streaming obligations	2,800,000	2,100,000
Non-current Content Liabilities [Member]
Contractual Obligation [Line Items]
Recorded streaming obligations	$ 2,000,000	$ 1,600,000