Note 11 - Fair Value Measurements - Assets and Liabilities Measured on a Recurring Basis (Details) - USD ($)	Jun. 30, 2024	Mar. 31, 2024	Dec. 31, 2023	Dec. 27, 2023	Jun. 30, 2023	Mar. 31, 2023	Dec. 31, 2022
Kips Bay Note [Member]
Derivative liability				$ 1,360,000
Haywood Derivative Instrument [Member]
Derivative liability	$ 678,150
GenMat Derivative Instrument [Member]
Derivative liability			$ 781,966
GenMat Derivative Instrument [Member] \| Fair Value, Inputs, Level 2 [Member]
Derivative liability	0		781,966
Fair Value, Recurring [Member]
Derivative liability	4,400,579	$ 5,252,847	5,400,128		$ 7,786,334	$ 11,916,205	$ 14,545,800
Total liabilities measured at fair value	4,400,579		5,400,128
Fair Value, Recurring [Member] \| Fair Value, Inputs, Level 1 [Member]
Total liabilities measured at fair value	0		0
Fair Value, Recurring [Member] \| Fair Value, Inputs, Level 2 [Member]
Total liabilities measured at fair value	3,930,579		4,040,128
Fair Value, Recurring [Member] \| Fair Value, Inputs, Level 3 [Member]
Total liabilities measured at fair value	470,000		1,360,000
Fair Value, Recurring [Member] \| Kips Bay Note [Member]
Derivative liability	470,000	1,440,000	1,360,000
Fair Value, Recurring [Member] \| Kips Bay Note [Member] \| Fair Value, Inputs, Level 1 [Member]
Derivative liability	0		0
Fair Value, Recurring [Member] \| Kips Bay Note [Member] \| Fair Value, Inputs, Level 2 [Member]
Derivative liability	0		0
Fair Value, Recurring [Member] \| Kips Bay Note [Member] \| Fair Value, Inputs, Level 3 [Member]
Derivative liability	470,000		1,360,000
Fair Value, Recurring [Member] \| LINICO Derivative Instrument [Member]
Derivative liability	3,252,429	2,893,325	2,383,162		3,278,162	5,468,162	6,053,162
Fair Value, Recurring [Member] \| LINICO Derivative Instrument [Member] \| Fair Value, Inputs, Level 1 [Member]
Derivative liability	0		0
Fair Value, Recurring [Member] \| LINICO Derivative Instrument [Member] \| Fair Value, Inputs, Level 2 [Member]
Derivative liability	3,252,429		2,383,162
Fair Value, Recurring [Member] \| LINICO Derivative Instrument [Member] \| Fair Value, Inputs, Level 3 [Member]
Derivative liability	0		0
Fair Value, Recurring [Member] \| Haywood Derivative Instrument [Member]
Derivative liability	678,150	1,160,000	875,000		605,000	1,190,000	1,480,000
Fair Value, Recurring [Member] \| Haywood Derivative Instrument [Member] \| Fair Value, Inputs, Level 1 [Member]
Derivative liability	0		0
Fair Value, Recurring [Member] \| Haywood Derivative Instrument [Member] \| Fair Value, Inputs, Level 2 [Member]
Derivative liability	678,150		875,000
Fair Value, Recurring [Member] \| Haywood Derivative Instrument [Member] \| Fair Value, Inputs, Level 3 [Member]
Derivative liability	0		0
Fair Value, Recurring [Member] \| GenMat Derivative Instrument [Member]
Derivative liability	(0)	$ (240,478)	781,966		$ 3,303,172	$ 5,234,043	$ 6,592,638
Fair Value, Recurring [Member] \| GenMat Derivative Instrument [Member] \| Fair Value, Inputs, Level 1 [Member]
Derivative liability			0
Fair Value, Recurring [Member] \| GenMat Derivative Instrument [Member] \| Fair Value, Inputs, Level 2 [Member]
Derivative liability			781,966
Fair Value, Recurring [Member] \| GenMat Derivative Instrument [Member] \| Fair Value, Inputs, Level 3 [Member]
Derivative liability			$ 0
Fair Value, Recurring [Member] \| Stock Held by GenMat Advances [Member]
Assets, Fair Value Disclosure	412,206
Fair Value, Recurring [Member] \| Stock Held by GenMat Advances [Member] \| Fair Value, Inputs, Level 1 [Member]
Assets, Fair Value Disclosure	0
Fair Value, Recurring [Member] \| Stock Held by GenMat Advances [Member] \| Fair Value, Inputs, Level 2 [Member]
Assets, Fair Value Disclosure	412,206
Fair Value, Recurring [Member] \| Stock Held by GenMat Advances [Member] \| Fair Value, Inputs, Level 3 [Member]
Assets, Fair Value Disclosure	$ 0