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Marketable securities in equity securities with readily determinable market prices consisted of the following as of March 31, 2022 and December 31, 2021: (Details) - Common Stock [Member] - USD ($)	3 Months Ended	12 Months Ended
	Mar. 31, 2022	Dec. 31, 2021
Net Investment Income [Line Items]
Payments to Acquire Investments	$ 16,366,000	$ 53,475,000
Unrealized Gain (Loss) on Securities	5,268,000	32,000
Debt and Equity Securities, Gain (Loss)	(5,476,000)	(13,127,000)
Mortgage-backed Securities Available-for-sale, Fair Value Disclosure	$ 16,158,000	$ 40,380,000

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- Definition

Amount of unrealized and realized gain (loss) on investment in debt and equity securities.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section S99
-Paragraph 2
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Fair value of securitized, pay-through debt securities collateralized by real estate mortgage loans classified as available-for-sale.

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The cash outflow associated with the purchase of all investments (debt, security, other) during the period.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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-Topic 230
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Amount of unrealized gain (loss) recognized in the income statement on unsold other securities.

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