Investment in Leasing Operations: Investment Aging (Details) - USD ($)	Jul. 01, 2017	Dec. 31, 2016
Investment in leasing operations
0-60 Days Delinquent and Accruing	$ 41,403,000	$ 42,286,700
Total investment in direct financing and sales-type leases	41,403,000	42,286,700
Middle-Market
Investment in leasing operations
0-60 Days Delinquent and Accruing	40,300,300	41,299,600
Total investment in direct financing and sales-type leases	40,300,300	41,299,600
Small-Ticket
Investment in leasing operations
0-60 Days Delinquent and Accruing	1,102,700	987,100
Total investment in direct financing and sales-type leases	$ 1,102,700	$ 987,100