Investment in Leasing Operations: (Tables)

6 Months Ended

Jul. 01, 2023

Investment in Leasing Operations:

Schedule of components of leasing income

	Three Months Ended		Three Months Ended		Six Months Ended		Six Months Ended
	July 1, 2023		June 25, 2022		July 1, 2023		June 25, 2022
Interest income on direct financing and sales-type leases	$	78,700	$	205,300	$	173,500	$	483,800
Selling profit (loss) at commencement of sales-type leases		—		34,800		—		1,298,000
Operating lease income		674,200		528,300		1,526,800		910,100
Income on sales of equipment under lease		87,400		328,700		645,600		932,100
Other		179,500		114,900		310,900		459,700
Leasing income	$	1,019,800	$	1,212,000	$	2,656,800	$	4,083,700