Note 7 - Fair Value Measurements (Tables)

6 Months Ended

Jun. 30, 2026

Notes Tables

Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block]

										*As of June 30, 2026*
		*Carrying*				*Fair*				*Quoted Prices*				*Significant*
		*Value*				*Value*				*in Active*				*Other*				*Significant*
										*Markets for*				*Observable*				*Observable*
										*Identical Assets*				*Inputs*				*Inputs*
										*(Level 1)*				*(Level 2)*				*(Level 3)*				*Total*
Assets:
Cash and money market accounts⁽¹⁾		$	8,860,205			$	8,860,205			$	8,860,205			$	—			$	—			$	8,860,205

Liabilities:
Bank debt⁽²⁾		$	8,302,886			$	7,685,612			$	—			$	7,685,612			$	—			$	7,685,612

										As of December 31, 2025
		*Carrying*				*Fair*				*Quoted Prices*				*Significant*
		*Value*				*Value*				*in Active*				*Other*				*Significant*
										*Markets for*				*Observable*				*Observable*
										*Identical Assets*				*Inputs*				*Inputs*
										*(Level 1)*				*(Level 2)*				*(Level 3)*				*Total*
Assets:
Cash and money market accounts⁽¹⁾		$	3,806,831			$	3,806,831			$	3,806,831			$	—			$	—			$	3,806,831

Liabilities:
Bank debt⁽²⁾		$	9,099,107			$	8,457,433			$	—			$	8,457,433			$	—			$	8,457,433