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Note 3 - Net Investment in Sales Type Lease (Tables)
12 Months Ended
Dec. 31, 2023
Notes Tables  
Sales-Type and Direct Financing Leases, Payment to be Received, Maturity [Table Text Block]
  

Amount

 

2024

  71,700 

2025

  71,700 

2026

  26,875 

2027

  22,800 

Total undiscounted cash flows

  193,075 

Present value discount

  15,144 

Net investment in lease as of December 31, 2023

 $177,931