Accounts Receivable, Net and Revenue Concentrations - AR by Significant Customer (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts receivable, net	$ 95,408	$ 91,048
Accounts receivable | DIRECTV
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts receivable, net	$ 0	$ 9,277
Concentration risk	0.00%	10.20%