Segment Data (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2021 USD ($) segment	Dec. 31, 2020 USD ($)	Dec. 31, 2019 USD ($)
Segment Reporting Information [Line Items]
Number of reportable segments of company | segment	2
Net sales	$ 863,381	$ 681,003	$ 530,860
Cost of sales	322,471	264,672	223,574
Gross margin	540,910	416,331	307,286
Research and development	194,026	123,195	100,721
TASER
Segment Reporting Information [Line Items]
Net sales	436,927	366,552	281,661
Cost of sales	149,884	136,925	107,188
Gross margin	287,043	229,627	174,473
Research and development	46,136	15,380	14,469
Software and Sensors
Segment Reporting Information [Line Items]
Net sales	426,454	314,451	249,199
Cost of sales	172,587	127,747	116,386
Gross margin	253,867	186,704	132,813
Research and development	147,890	107,815	86,252
Product
Segment Reporting Information [Line Items]
Net sales	608,525	500,250	399,474
Cost of sales	260,098	224,131	190,683
Product | TASER
Segment Reporting Information [Line Items]
Net sales	426,916	362,649	280,554
Cost of sales	149,739	136,925	107,188
Product | Software and Sensors
Segment Reporting Information [Line Items]
Net sales	181,609	137,601	118,920
Cost of sales	110,359	87,206	83,495
Service
Segment Reporting Information [Line Items]
Net sales	254,856	180,753	131,386
Cost of sales	62,373	40,541	32,891
Service | TASER
Segment Reporting Information [Line Items]
Net sales	10,011	3,903	1,107
Cost of sales	145
Service | Software and Sensors
Segment Reporting Information [Line Items]
Net sales	244,845	176,850	130,279
Cost of sales	$ 62,228	$ 40,541	$ 32,891