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Redeemable Noncontrolling Interests (Narrative) (Details) - New Video (BBC AMERICA) [Member]
Mar. 31, 2016
Dec. 31, 2015
Noncontrolling Interest [Line Items]    
Noncontrolling Interest, Ownership Percentage by Parent 49.90%  
Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners   50.10%