Note 12 - Segment Reporting - Summary of Reportable Segments (Details) - USD ($)	3 Months Ended						9 Months Ended
	Sep. 30, 2025	Jun. 30, 2025	Mar. 31, 2025	Sep. 30, 2024	Jun. 30, 2024	Mar. 31, 2024	Sep. 30, 2025	Sep. 30, 2024
Revenue from Contract with Customer, Including Assessed Tax	$ 1,812,461			$ 0			$ 3,450,056	$ 1,623,260
Operating (Loss) Income	(6,063,194)			(1,605,322)			(24,594,494)	(5,886,159)
Interest income (expense), net	21,979			(30,874)			33,035	(38,084)
Unrealized Gain (Loss) on Hybrid Instrument, Net	(105,785)			403,625			(679,722)	(595,783)
Gain (Loss) on Conversion of Convertible Debt	(207,027)			0			(283,791)	0
Other expense	(3,530)			(2,415)			(15,703)	(2,415)
Income tax expense	(0)			(0)			(0)	(0)
Net loss	(6,357,557)	$ (5,146,737)	$ (14,036,381)	(1,234,986)	$ (755,092)	$ (4,532,363)	(25,540,675)	(6,522,441)
Operating loss	(6,063,194)			$ (1,605,322)			(24,594,494)	$ (5,886,159)
Operating Segments [Member]
Revenue from Contract with Customer, Including Assessed Tax	1,812,461						3,450,056
Operating (Loss) Income	(6,063,194)						(24,594,494)
Interest income (expense), net	21,979						33,035
Unrealized Gain (Loss) on Hybrid Instrument, Net	(105,785)						(679,722)
Gain (Loss) on Conversion of Convertible Debt	(207,027)						(283,791)
Other expense	(3,530)						(15,703)
Income tax expense	0						0
Net loss	(6,357,557)						(25,540,675)
Operating loss	(6,063,194)						(24,594,494)
Electric Vehicles [Member]
Revenue from Contract with Customer, Including Assessed Tax							349,063
Electric Vehicles [Member] \| Operating Segments [Member]
Revenue from Contract with Customer, Including Assessed Tax	0						348,063
Operating (Loss) Income	(3,057,470)						(19,581,724)
Operating loss	(3,057,470)						(19,581,724)
Medical Supplies [Member]
Revenue from Contract with Customer, Including Assessed Tax							3,100,993
Medical Supplies [Member] \| Operating Segments [Member]
Revenue from Contract with Customer, Including Assessed Tax	1,812,461						3,101,993
Operating (Loss) Income	(2,994,693)						(4,335,105)
Operating loss	(2,994,693)						(4,335,105)
Drones [Member] \| Operating Segments [Member]
Revenue from Contract with Customer, Including Assessed Tax	0						0
Operating (Loss) Income	(11,031)						(677,665)
Operating loss	$ (11,031)						$ (677,665)

Envirotech Vehicles, Inc. 10-Q