Investment in Leasing Operations: Investment Aging (Details) - USD ($)	Dec. 28, 2019	Dec. 29, 2018
Investment in leasing operations
0-60 Days Delinquent and Accruing	$ 25,657,400	$ 39,730,200
Non-Accrual		70,000
Total investment in direct financing and sales-type leases	25,657,400
Total investment in direct financing and sales-type leases		39,800,200
Middle-Market
Investment in leasing operations
0-60 Days Delinquent and Accruing	24,546,300	38,395,000
Non-Accrual		70,000
Total investment in direct financing and sales-type leases	24,546,300
Total investment in direct financing and sales-type leases		38,465,000
Small-Ticket
Investment in leasing operations
0-60 Days Delinquent and Accruing	1,111,100	1,335,200
Total investment in direct financing and sales-type leases	$ 1,111,100
Total investment in direct financing and sales-type leases		$ 1,335,200