Revenues - Revenues by Products and Service Offerings (Details) - USD ($) $ in Thousands	3 Months Ended					6 Months Ended	9 Months Ended		12 Months Ended
	Sep. 30, 2024	Jun. 30, 2024	Mar. 31, 2024	Dec. 31, 2023	Sep. 30, 2023	Jun. 30, 2024	Sep. 30, 2024	Sep. 30, 2023	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Disaggregation of Revenue [Line Items]
Revenue from contract with customers	$ 544,274	$ 503,236	$ 459,871	$ 430,376	$ 413,278	$ 963,107	$ 1,507,381	$ 1,130,323	$ 1,560,699	$ 1,187,143	$ 865,638
TASER Devices (Professional)
Disaggregation of Revenue [Line Items]
Revenue from contract with customers	130,515				86,718		333,815	239,165
Cartridges
Disaggregation of Revenue [Line Items]
Revenue from contract with customers	60,179				54,279		181,792	149,504
Axon Evidence and Cloud Services
Disaggregation of Revenue [Line Items]
Revenue from contract with customers	217,342				160,493		610,519	426,856
Extended Warranties
Disaggregation of Revenue [Line Items]
Revenue from contract with customers	27,035				22,124		75,815	63,657
Axon Body Cameras and Accessories
Disaggregation of Revenue [Line Items]
Revenue from contract with customers	70,363				52,488		180,592	124,066
Axon Fleet Systems
Disaggregation of Revenue [Line Items]
Revenue from contract with customers	23,239				27,336		79,620	99,015
Other
Disaggregation of Revenue [Line Items]
Revenue from contract with customers	15,601				9,840		45,228	28,060
TASER
Disaggregation of Revenue [Line Items]
Revenue from contract with customers	221,734				162,570		597,441	452,167
TASER | TASER Devices (Professional)
Disaggregation of Revenue [Line Items]
Revenue from contract with customers	130,515				86,718		333,815	239,165
TASER | Cartridges
Disaggregation of Revenue [Line Items]
Revenue from contract with customers	60,179				54,279		181,792	149,504
TASER | Axon Evidence and Cloud Services
Disaggregation of Revenue [Line Items]
Revenue from contract with customers	13,861				8,975		40,297	25,575
TASER | Extended Warranties
Disaggregation of Revenue [Line Items]
Revenue from contract with customers	9,729				8,078		27,164	23,463
TASER | Axon Body Cameras and Accessories
Disaggregation of Revenue [Line Items]
Revenue from contract with customers	0				0		0	0
TASER | Axon Fleet Systems
Disaggregation of Revenue [Line Items]
Revenue from contract with customers	0				0		0	0
TASER | Other
Disaggregation of Revenue [Line Items]
Revenue from contract with customers	7,450				4,520		14,373	14,460
Software and Sensors
Disaggregation of Revenue [Line Items]
Revenue from contract with customers	322,540				250,708		909,940	678,156
Software and Sensors | TASER Devices (Professional)
Disaggregation of Revenue [Line Items]
Revenue from contract with customers	0				0		0	0
Software and Sensors | Cartridges
Disaggregation of Revenue [Line Items]
Revenue from contract with customers	0				0		0	0
Software and Sensors | Axon Evidence and Cloud Services
Disaggregation of Revenue [Line Items]
Revenue from contract with customers	203,481				151,518		570,222	401,281
Software and Sensors | Extended Warranties
Disaggregation of Revenue [Line Items]
Revenue from contract with customers	17,306				14,046		48,651	40,194
Software and Sensors | Axon Body Cameras and Accessories
Disaggregation of Revenue [Line Items]
Revenue from contract with customers	70,363				52,488		180,592	124,066
Software and Sensors | Axon Fleet Systems
Disaggregation of Revenue [Line Items]
Revenue from contract with customers	23,239				27,336		79,620	99,015
Software and Sensors | Other
Disaggregation of Revenue [Line Items]
Revenue from contract with customers	$ 8,151				$ 5,320		$ 30,855	$ 13,600