Note 12 - Asset Retirement Obligation (Tables)

12 Months Ended

Dec. 31, 2023

Notes Tables

Schedule of Change in Asset Retirement Obligation [Table Text Block]

	Obligation for Lease Disposal Cost
Balance at December 31, 2021		892,087
Increase in lease disposal costs		—
Accretion expense/amortization expense		50,291
Balance at December 31, 2022		942,378
Increase in lease disposal costs		478,959
Accretion expense/amortization expense		53,126
Balance at December 31, 2023	$	1,474,463