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Consolidated Statements of Stockholders' Equity (Deficit) (Parentheticals) - $ / shares | 12 Months Ended
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Dec. 31, 2022 | Dec. 31, 2021
Series A Preferred Stock [Member] |  |
Preferred stock, dividend rate | 8.875% | 8.875%
Preferred stock, dividend rate | 8.857% | 8.857%
Dividends declared (in dollars per share) | $ 2,220 | $ 1,190

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- Definition The percentage rate used to calculate dividend payments on preferred stock. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 13 -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=126973232&loc=SL123496158-112644 + Details
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