Note 3 - Stockholders' Equity - Schedule of Outstanding and Exercisable Options (Details) - Vested Options [Member]	9 Months Ended
	Sep. 30, 2025 $ / shares shares
Exercise Price Range 1 [Member]
Range of exercise prices (in dollars per share)	$ 0.01
Number outstanding (in shares) \| shares	107,500
Weighted average remaining contractual life (Year)	1 year 3 months
Weighted averge exercise price (in dollars per share)	$ 0.01
Exercise Price Range 2 [Member]
Range of exercise prices (in dollars per share)	$ 0.01
Number outstanding (in shares) \| shares	40,000
Weighted average remaining contractual life (Year)	1 year 6 months 18 days
Weighted averge exercise price (in dollars per share)	$ 0.01
Exercise Price Range 3 [Member]
Range of exercise prices (in dollars per share)	$ 0.01
Number outstanding (in shares) \| shares	40,000
Weighted average remaining contractual life (Year)	2 years
Weighted averge exercise price (in dollars per share)	$ 0.01
Exercise Price Range 4 [Member]
Range of exercise prices (in dollars per share)	$ 0.01
Number outstanding (in shares) \| shares	62,500
Weighted average remaining contractual life (Year)	2 years 3 months
Weighted averge exercise price (in dollars per share)	$ 0.01
Exercise Price Range 5 [Member]
Range of exercise prices (in dollars per share)	$ 0.01
Number outstanding (in shares) \| shares	25,000
Weighted average remaining contractual life (Year)	2 years 3 months 3 days
Weighted averge exercise price (in dollars per share)	$ 0.01
Exercise Price Range 6 [Member]
Range of exercise prices (in dollars per share)	$ 0.01
Number outstanding (in shares) \| shares	30,000
Weighted average remaining contractual life (Year)	2 years 4 months 28 days
Weighted averge exercise price (in dollars per share)	$ 0.01
Exercise Price Range 7 [Member]
Range of exercise prices (in dollars per share)	$ 0.01
Number outstanding (in shares) \| shares	4,000
Weighted average remaining contractual life (Year)	2 years 6 months 7 days
Weighted averge exercise price (in dollars per share)	$ 0.01
Exercise Price Range 8 [Member]
Range of exercise prices (in dollars per share)	$ 0.01
Number outstanding (in shares) \| shares	25,000
Weighted average remaining contractual life (Year)	3 years 3 months 7 days
Weighted averge exercise price (in dollars per share)	$ 0.01
Exercise Price Range 9 [Member]
Range of exercise prices (in dollars per share)	$ 0.01
Number outstanding (in shares) \| shares	35,000
Weighted average remaining contractual life (Year)	3 years 11 months 19 days
Weighted averge exercise price (in dollars per share)	$ 0.01
Exercise Price Range 10 [Member]
Range of exercise prices (in dollars per share)	$ 0.01
Number outstanding (in shares) \| shares	150,000
Weighted average remaining contractual life (Year)	4 years 1 month 20 days
Weighted averge exercise price (in dollars per share)	$ 0.01
Exercise Price Range 11 [Member]
Range of exercise prices (in dollars per share)	$ 0.01
Number outstanding (in shares) \| shares	35,000
Weighted average remaining contractual life (Year)	4 years 3 months 7 days
Weighted averge exercise price (in dollars per share)	$ 0.01
Exercise Price Range 12 [Member]
Range of exercise prices (in dollars per share)	$ 0.01
Number outstanding (in shares) \| shares	75,000
Weighted average remaining contractual life (Year)	5 years 3 months 7 days
Weighted averge exercise price (in dollars per share)	$ 0.01
Exercise Price Range 13 [Member]
Range of exercise prices (in dollars per share)	$ 0.01
Number outstanding (in shares) \| shares	200,000
Weighted average remaining contractual life (Year)	5 years 7 months 20 days
Weighted averge exercise price (in dollars per share)	$ 0.01
Exercise Price Range 14 [Member]
Range of exercise prices (in dollars per share)	$ 0.01
Number outstanding (in shares) \| shares	200,000
Weighted average remaining contractual life (Year)	5 years 9 months 18 days
Weighted averge exercise price (in dollars per share)	$ 0.01
Exercise Price Range 15 [Member]
Range of exercise prices (in dollars per share)	$ 0.01
Number outstanding (in shares) \| shares	10,000
Weighted average remaining contractual life (Year)	5 years 11 months 1 day
Weighted averge exercise price (in dollars per share)	$ 0.01
Exercise Price Range 16 [Member]
Range of exercise prices (in dollars per share)	$ 0.01
Number outstanding (in shares) \| shares	300,000
Weighted average remaining contractual life (Year)	6 years 3 months 7 days
Weighted averge exercise price (in dollars per share)	$ 0.01
Exercise Price Range 17 [Member]
Range of exercise prices (in dollars per share)	$ 0.01
Number outstanding (in shares) \| shares	55,000
Weighted average remaining contractual life (Year)	6 years 3 months 18 days
Weighted averge exercise price (in dollars per share)	$ 0.01
Exercise Price Range 18 [Member]
Range of exercise prices (in dollars per share)	$ 0.01
Number outstanding (in shares) \| shares	560,000
Weighted average remaining contractual life (Year)	6 years 6 months 18 days
Weighted averge exercise price (in dollars per share)	$ 0.01
Exercise Price Range 19 [Member]
Range of exercise prices (in dollars per share)	$ 0.01
Number outstanding (in shares) \| shares	75,000
Weighted average remaining contractual life (Year)	6 years 10 months 13 days
Weighted averge exercise price (in dollars per share)	$ 0.01
Exercise Price Range 20 [Member]
Range of exercise prices (in dollars per share)	$ 0.01
Number outstanding (in shares) \| shares	10,000
Weighted average remaining contractual life (Year)	6 years 11 months 4 days
Weighted averge exercise price (in dollars per share)	$ 0.01
Exercise Price Range 21 [Member]
Range of exercise prices (in dollars per share)	$ 0.01
Number outstanding (in shares) \| shares	495,000
Weighted average remaining contractual life (Year)	6 years 11 months 26 days
Weighted averge exercise price (in dollars per share)	$ 0.01
Exercise Price Range 22 [Member]
Range of exercise prices (in dollars per share)	$ 0.01
Number outstanding (in shares) \| shares	25,000
Weighted average remaining contractual life (Year)	7 years 3 months 7 days
Weighted averge exercise price (in dollars per share)	$ 0.01
Exercise Price Range 23 [Member]
Range of exercise prices (in dollars per share)	$ 0.01
Number outstanding (in shares) \| shares	10,000
Weighted average remaining contractual life (Year)	7 years 11 months 4 days
Weighted averge exercise price (in dollars per share)	$ 0.01
Exercise Price Range 24 [Member]
Range of exercise prices (in dollars per share)	$ 0.01
Number outstanding (in shares) \| shares	895,000
Weighted average remaining contractual life (Year)	7 years 11 months 23 days
Weighted averge exercise price (in dollars per share)	$ 0.01
Exercise Price Range 25 [Member]
Range of exercise prices (in dollars per share)	$ 0.01
Number outstanding (in shares) \| shares	25,000
Weighted average remaining contractual life (Year)	8 years 3 months 7 days
Weighted averge exercise price (in dollars per share)	$ 0.01
Exercise Price Range 26 [Member]
Range of exercise prices (in dollars per share)	$ 0.01
Number outstanding (in shares) \| shares	10,000
Weighted average remaining contractual life (Year)	8 years 11 months 4 days
Weighted averge exercise price (in dollars per share)	$ 0.01
Exercise Price Range 27 [Member]
Range of exercise prices (in dollars per share)	$ 0.01
Number outstanding (in shares) \| shares	25,000
Weighted average remaining contractual life (Year)	9 years 3 months 7 days
Weighted averge exercise price (in dollars per share)	$ 0.01
Exercise Price Range 28 [Member]
Range of exercise prices (in dollars per share)	$ 0.01
Number outstanding (in shares) \| shares	10,000
Weighted average remaining contractual life (Year)	9 years 11 months 4 days
Weighted averge exercise price (in dollars per share)	$ 0.01
Exercise Price Range 29 [Member]
Range of exercise prices (in dollars per share)	$ 0.06
Number outstanding (in shares) \| shares	50,000
Weighted average remaining contractual life (Year)	7 years 3 months 7 days
Weighted averge exercise price (in dollars per share)	$ 0.06
Exercise Price Range 30 [Member]
Range of exercise prices (in dollars per share)	$ 0.07
Number outstanding (in shares) \| shares	125,000
Weighted average remaining contractual life (Year)	8 years 3 months 7 days
Weighted averge exercise price (in dollars per share)	$ 0.07
Exercise Price Range 31 [Member]
Range of exercise prices (in dollars per share)	$ 0.07
Number outstanding (in shares) \| shares	6,562,000
Weighted average remaining contractual life (Year)	7 years 11 months 26 days
Weighted averge exercise price (in dollars per share)	$ 0.07
Exercise Price Range 32 [Member]
Range of exercise prices (in dollars per share)	$ 0.09
Number outstanding (in shares) \| shares	175,000
Weighted average remaining contractual life (Year)	9 years 3 months 7 days
Weighted averge exercise price (in dollars per share)	$ 0.09
Exercise Price Range 34 [Member]
Range of exercise prices (in dollars per share)	$ 0.14
Number outstanding (in shares) \| shares	210,000
Weighted average remaining contractual life (Year)	6 years 3 months 18 days
Weighted averge exercise price (in dollars per share)	$ 0.14
Exercise Price Range 36 [Member]
Range of exercise prices (in dollars per share)	$ 0.15
Number outstanding (in shares) \| shares	3,000,000
Weighted average remaining contractual life (Year)	6 years 3 months 7 days
Weighted averge exercise price (in dollars per share)	$ 0.15
Exercise Price Range 37 [Member]
Range of exercise prices (in dollars per share)	$ 0.15
Number outstanding (in shares) \| shares	5,954,325
Weighted average remaining contractual life (Year)	6 years 6 months 18 days
Weighted averge exercise price (in dollars per share)	$ 0.15
Exercise Price Range 38 [Member]
Range of exercise prices (in dollars per share)	$ 0.16
Number outstanding (in shares) \| shares	255,000
Weighted average remaining contractual life (Year)	2 months 8 days
Weighted averge exercise price (in dollars per share)	$ 0.16
Exercise Price Range 39 [Member]
Range of exercise prices (in dollars per share)	$ 0.16
Number outstanding (in shares) \| shares	75,000
Weighted average remaining contractual life (Year)	4 years 2 months 12 days
Weighted averge exercise price (in dollars per share)	$ 0.16
Exercise Price Range 40 [Member]
Range of exercise prices (in dollars per share)	$ 0.18
Number outstanding (in shares) \| shares	25,000
Weighted average remaining contractual life (Year)	2 months 1 day
Weighted averge exercise price (in dollars per share)	$ 0.18
Exercise Price Range 42 [Member]
Range of exercise prices (in dollars per share)	$ 0.18
Number outstanding (in shares) \| shares	4,830,000
Weighted average remaining contractual life (Year)	6 years 11 months 26 days
Weighted averge exercise price (in dollars per share)	$ 0.18
Exercise Price Range 43 [Member]
Range of exercise prices (in dollars per share)	$ 0.24
Number outstanding (in shares) \| shares	25,000
Weighted average remaining contractual life (Year)	6 years 10 months 2 days
Weighted averge exercise price (in dollars per share)	$ 0.24
Exercise Price Range 44 [Member]
Range of exercise prices (in dollars per share)	$ 0.24
Number outstanding (in shares) \| shares	118,000
Weighted average remaining contractual life (Year)	6 years 10 months 13 days
Weighted averge exercise price (in dollars per share)	$ 0.24
Exercise Price Range 45 [Member]
Range of exercise prices (in dollars per share)	$ 0.25
Number outstanding (in shares) \| shares	50,000
Weighted average remaining contractual life (Year)	5 years 11 months 1 day
Weighted averge exercise price (in dollars per share)	$ 0.25
Exercise Price Range 46 [Member]
Range of exercise prices (in dollars per share)	$ 0.25
Number outstanding (in shares) \| shares	363,000
Weighted average remaining contractual life (Year)	5 years 11 months 1 day
Weighted averge exercise price (in dollars per share)	$ 0.25
Exercise Price Range 47 [Member]
Range of exercise prices (in dollars per share)	$ 0.28
Number outstanding (in shares) \| shares	25,000
Weighted average remaining contractual life (Year)	3 years 11 months 4 days
Weighted averge exercise price (in dollars per share)	$ 0.28
Exercise Price Range 48 [Member]
Range of exercise prices (in dollars per share)	$ 0.29
Number outstanding (in shares) \| shares	25,000
Weighted average remaining contractual life (Year)	1 year 8 months 15 days
Weighted averge exercise price (in dollars per share)	$ 0.29
Exercise Price Range 49 [Member]
Range of exercise prices (in dollars per share)	$ 0.39
Number outstanding (in shares) \| shares	1,335,000
Weighted average remaining contractual life (Year)	5 years 9 months 10 days
Weighted averge exercise price (in dollars per share)	$ 0.39
Exercise Price Range 50 [Member]
Range of exercise prices (in dollars per share)	$ 0.59
Number outstanding (in shares) \| shares	1,200,000
Weighted average remaining contractual life (Year)	1 year 7 months 20 days
Weighted averge exercise price (in dollars per share)	$ 0.59
Exercise Price Range 51 [Member]
Range of exercise prices (in dollars per share)	$ 0.59
Number outstanding (in shares) \| shares	1,600,000
Weighted average remaining contractual life (Year)	5 years 7 months 20 days
Weighted averge exercise price (in dollars per share)	$ 0.59
Exercise Price Range 52 [Member]
Range of exercise prices (in dollars per share)	$ 0.92
Number outstanding (in shares) \| shares	300,000
Weighted average remaining contractual life (Year)	1 year 3 months 3 days
Weighted averge exercise price (in dollars per share)	$ 0.92
Exercise Price Range 53 [Member]
Number outstanding (in shares) \| shares	550,000
Weighted averge exercise price (in dollars per share)	$ 0.92
Exercise Price Range 54 [Member]
Range of exercise prices (in dollars per share)	$ 0.92
Number outstanding (in shares) \| shares	30,386,325
Weighted averge exercise price (in dollars per share)	$ 0.2
Label (in dollars per share)	$ 0.01

ZION OIL & GAS INC 10-Q