Note 2 - Summary of Significant Accounting Policies - Schedule of Par Values, Fair Values and Purchase Premiums (Discounts) of the Initial Portfolio (Details)	Feb. 11, 2020 USD ($)
Reported Value Measurement [Member]
Cash	$ 302
Loans, held-for-investment, net	22,127
Preferred stock	40,000
Accrued interest and dividends	3,616
Assets, Fair Value Disclosure	2,719,837
Financial and Nonfinancial Liabilities, Fair Value Disclosure	2,539,724
Total contributions	180,113
Reported Value Measurement [Member] \| Credit Facility [Member]
Facility	788,764
Reported Value Measurement [Member] \| Bridge Facility [Member]
Facility	95,000
Reported Value Measurement [Member] \| Variable Interest Entity, Primary Beneficiary [Member]
Bonds payable held in variable interest entities, at fair value	1,655,960
Reported Value Measurement [Member] \| Mortgages [Member]
Loans, held-for-investment, net	863,564
Reported Value Measurement [Member] \| Mortgages [Member] \| Variable Interest Entity, Primary Beneficiary [Member]
Loans, held-for-investment, net	1,790,228
Estimate of Fair Value Measurement [Member]
Cash	302
Loans, held-for-investment, net	22,282
Preferred stock	40,400
Accrued interest and dividends	3,616
Assets, Fair Value Disclosure	2,791,653
Financial and Nonfinancial Liabilities, Fair Value Disclosure	2,539,724
Total contributions	251,929
Estimate of Fair Value Measurement [Member] \| Credit Facility [Member]
Facility	788,764
Estimate of Fair Value Measurement [Member] \| Bridge Facility [Member]
Facility	95,000
Estimate of Fair Value Measurement [Member] \| Variable Interest Entity, Primary Beneficiary [Member]
Bonds payable held in variable interest entities, at fair value	1,655,960
Estimate of Fair Value Measurement [Member] \| Mortgages [Member]
Loans, held-for-investment, net	934,918
Estimate of Fair Value Measurement [Member] \| Mortgages [Member] \| Variable Interest Entity, Primary Beneficiary [Member]
Loans, held-for-investment, net	1,790,135
Changes Measurement [Member]
Cash	0
Loans, held-for-investment, net	155
Preferred stock	400
Accrued interest and dividends	0
Assets, Fair Value Disclosure	71,816
Financial and Nonfinancial Liabilities, Fair Value Disclosure	0
Total contributions	71,816
Changes Measurement [Member] \| Credit Facility [Member]
Facility	0
Changes Measurement [Member] \| Bridge Facility [Member]
Facility	0
Changes Measurement [Member] \| Variable Interest Entity, Primary Beneficiary [Member]
Bonds payable held in variable interest entities, at fair value	0
Changes Measurement [Member] \| Mortgages [Member]
Loans, held-for-investment, net	71,354
Changes Measurement [Member] \| Mortgages [Member] \| Variable Interest Entity, Primary Beneficiary [Member]
Loans, held-for-investment, net	$ (93)

Fair value portion of amount receivable for interest and dividends.

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The difference between the liabilities of fair value and assets of fair value.

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Fair value portion of probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

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Fair value portion of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.

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Fair value of investment in debt security measured at amortized cost (held-to-maturity).

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Fair value of financial and nonfinancial obligations.

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Fair value portion of contractual arrangement with a lender under which borrowings can be made up to a specific amount at any point in time.

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Fair value portion of loan receivable, including, but not limited to, mortgage loans held for investment, finance receivables held for investment, policy loans on insurance contracts.

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The fair value amount of long-term debt whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission.

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