Lease (Details 2) - USD ($)	Dec. 31, 2020	Dec. 31, 2019
Total Minimum Lease Payments to be Received	$ 1,210,305
Amortization of Unearned Income	124,653
Net Investment in Sales Type Leases	1,085,652
2021 [Member]
Total Minimum Lease Payments to be Received	299,850
Amortization of Unearned Income	64,605
Net Investment in Sales Type Leases	235,245
2022 [Member]
Total Minimum Lease Payments to be Received	422,755
Amortization of Unearned Income	41,852
Net Investment in Sales Type Leases	380,903
2023 [Member]
Total Minimum Lease Payments to be Received	422,755
Amortization of Unearned Income	17,654
Net Investment in Sales Type Leases	405,101
2024 [Member]
Total Minimum Lease Payments to be Received	64,945
Amortization of Unearned Income	542
Net Investment in Sales Type Leases	64,403
2025 [Member]
Total Minimum Lease Payments to be Received
Amortization of Unearned Income
Net Investment in Sales Type Leases
Thereafter [Member]
Total Minimum Lease Payments to be Received
Amortization of Unearned Income
Net Investment in Sales Type Leases

The net investment in sales type leases as of the balance sheet date consisting of: (a) minimum lease payments on sales type leases and (b) unguaranteed residual value; less: (i) executory costs, (ii) unearned income, and (iii) the accumulated allowance for uncollectible minimum lease payments.

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- Definition

The estimate of minimum payments on sales-type leases that are probable of not being collected as of the balance sheet date.

+ References

+ Details

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- Definition

Amount of remaining payments as of the balance sheet date that lessees are obligated to make or can be required to make under sales-type leases, including any guarantee of residual value and executory costs. The amount also includes any guaranteed rental payments by an unrelated third-party provided that are financially capable of making such payments.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 840
-SubTopic 30
-Section 50
-Paragraph 4
-Subparagraph (a)(1)
-URI http://asc.fasb.org/extlink&oid=121568338&loc=d3e45377-112738

Reference 2: http://fasb.org/us-gaap/role/ref/otherTransitionRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 840
-SubTopic 10
-Section 25
-Paragraph 7
-URI http://asc.fasb.org/extlink&oid=121595440&loc=d3e34102-112682

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