Inventory (Tables)

6 Months Ended

Jun. 30, 2018

Inventory

Schedule of inventory

	As of
	June 30,		December 31,
	2018		2017
	(In thousands)
Finished goods	$	267,602	$	248,233
Work-in-process and service repairs		47,498		54,445
Raw materials		14,295		18,221
Total inventory	$	329,395	$	320,899