Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2018

Accounting Policies [Abstract]

Summary of Deferred Revenues

Deferred revenue as of December 31, 2018 and 2017 consisted of the following

	December 31,
	2018			2017
Service activation fees	$	2,813		$	5,509
Prepaid services		7,816			2,754
Extended warranty revenues		796			459
		11,425			8,722
Less current portion		(5,954	)		(6,263	)
Long-term portion	$	5,471		$	2,459

Components of Revenue from Contracts with Customers

The following table summarizes the components of revenue from contracts with customers, as well as revenue recognized under ASC 840:

	Year Ended December 31,
	2018		2017		2016
Revenue from contracts with customers:
Recurring service revenues	$	148,367	$	126,540	$	106,515
Other service revenues		5,222		8,398		6,366
Total service revenues		153,589		134,938		112,881
Product sales		117,018		112,942		73,863
Total revenue from contracts with customers		270,607		247,880		186,744
Product sales recognized under ASC 840		5,533		6,340		—
Total revenues	$	276,140	$	254,220	$	186,744

Summary of carrying and fair values of senior secured notes

The carrying amounts and fair values of the Company’s Senior Secured Notes are shown in the following table:

	December 31, 2018				December 31, 2017
	Carrying Amount		Fair Value		Carrying Amount		Fair Value
Senior Secured Notes	$	250,000	$	255,000	$	250,000	$	266,550

Summary of Estimated Useful Lives of Assets

The following table provides the range of estimated useful lives used for each asset type:

	Useful Life (years)
Satellite network		10
Capitalized software	3-7
Computer hardware		3
Other	2-7