Deferred Revenues (Tables)

6 Months Ended

Jun. 30, 2015

Deferred Revenue Disclosure [Abstract]

Summary of Deferred Revenues

Deferred revenues consisted of the following:

	June 30, 2015			December 31, 2014
Service activation fees	$	4,785		$	3,411
Prepaid services		3,238			2,509
Prepaid product revenues		149			15
Warranty revenues		131			169
		8,303			6,104
Less current portion		(5,610	)		(3,525	)
Long-term portion	$	2,693		$	2,579