Segment Reporting and Significant Concentration (Details 2)	Dec. 31, 2013	Dec. 31, 2012
Comcast
Summary of Accounts Receivable by Significant Client
Accounts Receivable by Significant Client, Percentage	21.00%	19.00%
DISH
Summary of Accounts Receivable by Significant Client
Accounts Receivable by Significant Client, Percentage	14.00%	19.00%
Time Warner
Summary of Accounts Receivable by Significant Client
Accounts Receivable by Significant Client, Percentage	9.00%	14.00%