Quarterly report pursuant to Section 13 or 15(d)

Business & Basis of Presentation (Details 1)

v2.4.0.8
Business & Basis of Presentation (Details 1) (Common Stock [Member], Liberty Media [Member])
Sep. 30, 2013
Common Stock [Member] | Liberty Media [Member]
 
Related Party Transaction [Line Items]  
Related party ownership percentage (greater than 50%) 50.00%