Accounts Receivable, Net and Revenue Concentrations - Significant Customers (Details) - USD ($) $ in Thousands	3 Months Ended			9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014		Sep. 30, 2015	Sep. 30, 2014		Dec. 31, 2014
Revenue and Accounts Receivable, Major Customer [Line Items]
Net sales	$ 160,467	$ 147,780		$ 440,723	$ 423,940
Accounts receivable, net	112,054			112,054			$ 97,989
Sales [Member] | Comcast Corporation [Member]
Revenue and Accounts Receivable, Major Customer [Line Items]
Net sales	$ 42,675	$ 0	[1]	$ 88,633	$ 0	[2]
Concentration risk	26.60%	0.00%	[1]	20.10%	0.00%	[2]
Sales [Member] | DIRECTV [Member]
Revenue and Accounts Receivable, Major Customer [Line Items]
Net sales	$ 21,957	$ 18,201		$ 57,447	$ 44,733
Concentration risk	13.70%	12.30%		13.00%	10.60%
Trade Accounts Receivable [Member] | Comcast Corporation [Member]
Revenue and Accounts Receivable, Major Customer [Line Items]
Concentration risk				19.80%
Accounts receivable, net	$ 22,200			$ 22,200

[1] Net sales to this customer did not total more than 10% of our total net sales in the prior period.

[2] Net sales to this customer did not total more than 10% of our total net sales in the prior period.