Schedule of hierarchy of level 1, level 2 and level 3 assets (Details) - USD ($)	12 Months Ended
Dec. 31, 2021	Dec. 31, 2020
Fair Value, Inputs, Level 2 [Member]
Impairment Effects on Earnings Per Share [Line Items]
Beginning balance
Included in earnings (or changes in net assets)
Purchases, issuances, sales, and settlements
Purchases
Issuances
Sales
Settlements
Ending balance
Securities (Assets) [Member] \| Fair Value, Inputs, Level 1 [Member]
Impairment Effects on Earnings Per Share [Line Items]
Beginning balance	34,826
Included in earnings (or changes in net assets)	842	(10,292)
Purchases, issuances, sales, and settlements
Purchases	38,470	83,536
Issuances
Sales	(73,129)	(38,418)
Settlements
Ending balance	1,009	34,826
Contractual Interests in Legal Recoveries [Member] \| Fair Value, Inputs, Level 3 [Member]
Impairment Effects on Earnings Per Share [Line Items]
Beginning balance	381,529	346,195
Included in earnings (or changes in net assets)
Purchases, issuances, sales, and settlements
Purchases	15,137	50,717
Issuances
Sales
Settlements		(15,383)
Ending balance	396,666	381,529
Investment in Common Stock Warrants [Member] \| Fair Value, Inputs, Level 3 [Member]
Impairment Effects on Earnings Per Share [Line Items]
Beginning balance	1,000	5,669
Included in earnings (or changes in net assets)	175	(4,669)
Purchases, issuances, sales, and settlements
Purchases
Issuances
Sales
Settlements
Ending balance	1,175	1,000
Other Equity Investments [Member] \| Fair Value, Inputs, Level 3 [Member]
Impairment Effects on Earnings Per Share [Line Items]
Beginning balance	204,028	204,028
Included in earnings (or changes in net assets)
Purchases, issuances, sales, and settlements
Purchases
Issuances
Sales
Settlements
Ending balance	$ 204,028	$ 204,028

Amount of gain (loss) recognized in income from asset measured at fair value on recurring basis using unobservable input (level 3).

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(1)
-URI http://asc.fasb.org/extlink&oid=123874694&loc=d3e19207-110258

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+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(2)
-URI http://asc.fasb.org/extlink&oid=123874694&loc=d3e19207-110258

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Fair value of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=123874694&loc=d3e19207-110258

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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