Deferred Revenue (Tables)

12 Months Ended

Dec. 31, 2014

Deferred Revenue Disclosure [Abstract]

Summary of Deferred Revenue

Deferred revenue consisted of the following at December 31 (in thousands):

	Year Ended December 31,
	2014		2013
Warranty	$	21,973	$	15,889
AXON services	9,286		4,026
Hardware equipment	4,252		304
Other	177		—
Total deferred revenue	35,688		20,219
Total current portion of deferred revenue	14,020		6,878
Total long-term portion of deferred revenue	$	21,668	$	13,341