Consolidated Balance Sheets (Parentheticals) - USD ($)	Dec. 31, 2024	Dec. 31, 2023
Allowance for credit loss	$ 0	$ 0
Common stock, par value (in dollars per share)	$ 0.0001	$ 0.0001
Common stock, shares authorized (in shares)	100,000,000	100,000,000
Common stock, shares issued (in shares)	4,887,531	2,863,734
Common stock, shares outstanding (in shares)	4,887,531	2,863,734
Treasury stock, shares (in shares)	90	90
Series A-1 Preferred Stock [Member]
Preferred stock, par value (in dollars per share)	$ 0.0001	$ 0.0001
Preferred stock, authorized (in shares)	260,000	260,000
Preferred stock, issued (in shares)	7,202	7,202
Preferred stock, outstanding (in shares)	7,202	7,202
Preferred stock, liquidation preference	$ 116,997	$ 116,997
Series B Preferred Stock [Member]
Preferred stock, par value (in dollars per share)	$ 0.0001	$ 0.0001
Preferred stock, authorized (in shares)	370,000	370,000
Preferred stock, issued (in shares)	12,481	12,481
Preferred stock, outstanding (in shares)	12,481	12,481
Preferred stock, liquidation preference	$ 529,122	$ 529,122
Convertible Debenture [Member]
Debt discount	0	283,335
Warrant discount	0	831,746
Accrued interest	$ 0	$ 299,648