Segment Data (Tables)

9 Months Ended

Sep. 30, 2018

Summary of Operational Information Relative to the Company's Reportable Segments

Information relative to our reportable segments was as follows (in thousands):



	Three Months Ended September 30, 2018							Three Months Ended September 30, 2017 ⁽¹⁾
	TASER Weapons		Software and Sensors			Total		TASER Weapons		Software and Sensors			Total
Net sales from products	$	63,666	$	17,257		$	80,923	$	59,416	$	14,569		$	73,985
Net sales from services	—		23,913			23,913		—		16,277			16,277
Net sales	63,666		41,170			104,836		59,416		30,846			90,262
Cost of product sales	19,256		13,697			32,953		19,237		15,336			34,573
Cost of service sales	—		6,250			6,250		—		5,924			5,924
Cost of sales	19,256		19,947			39,203		19,237		21,260			40,497
Gross margin	44,410		21,223			65,633		40,179		9,586			49,765
Sales, general and administrative	22,574		17,111			39,685		20,575		15,823			36,398
Research and development	4,837		17,145			21,982		1,856		12,310			14,166
Income (loss) from operations	$	16,999	$	(13,033	)	$	3,966	$	17,748	$	(18,547	)	$	(799	)



	Nine Months Ended September 30, 2018							Nine Months Ended September 30, 2017 ⁽¹⁾
	TASER Weapons		Software and Sensors			Total		TASER Weapons		Software and Sensors			Total
Net sales from products	$	187,814	$	50,804		$	238,618	$	170,103	$	38,248		$	208,351
Net sales from services	—		66,659			66,659		—		40,796			40,796
Net sales	187,814		117,463			305,277		170,103		79,044			249,147
Cost of product sales	57,480		38,994			96,474		53,341		38,476			91,817
Cost of service sales	—		15,566			15,566		—		13,258			13,258
Cost of sales	57,480		54,560			112,040		53,341		51,734			105,075
Gross margin	130,334		62,903			193,237		116,762		27,310			144,072
Sales, general and administrative	65,759		49,028			114,787		55,283		43,796			99,079
Research and development	11,816		43,786			55,602		5,931		33,687			39,618
Income (loss) from operations	$	52,759	$	(29,911	)	$	22,848	$	55,548	$	(50,173	)	$	5,375

⁽¹⁾ Amounts for the three and nine months ended September 30, 2017 have not been adjusted under the modified retrospective method of adoption of Topic 606, and are presented consistent with the prior period amounts reported under ASC 605.