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Stockholders' Equity - Summary of Preferred Stock (Details) - USD ($) $ / shares in Units, $ in Thousands | Dec. 31, 2022 | Dec. 31, 2021
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Class of Stock [Line Items] |  |
Preferred stock, par value (in dollars per share) | $ 0.001 | $ 0.001
Preferred stock, shares authorized (in shares) | 20,000,000 | 20,000,000
Stated Value per share liquidation | $ 606 | $ 606
Liquidation preference - Series A Convertible Preferred Stock | $ 1,044 | $ 1,020
Series A Convertible Preferred Stock |  |
Class of Stock [Line Items] |  |
Preferred stock, par value (in dollars per share) | $ 0.001 |
Preferred stock, shares authorized (in shares) | 277,100 |
Preferred stock, shares outstanding (in shares) | 60,600 | 60,600
Cumulative unpaid preferred stock dividends | $ 438 | $ 414
Series B Convertible Preferred Stock |  |
Class of Stock [Line Items] |  |
Preferred stock, par value (in dollars per share) | $ 0.001 |
Preferred stock, shares authorized (in shares) | 8,860 |
Preferred stock, shares outstanding (in shares) | 0 | 0
Series C Convertible Preferred Stock |  |
Class of Stock [Line Items] |  |
Preferred stock, par value (in dollars per share) | $ 0.001 |
Preferred stock, shares authorized (in shares) | 200,000 |
Preferred stock, shares outstanding (in shares) | 0 | 0
Series D Convertible Preferred Stock |  |
Class of Stock [Line Items] |  |
Preferred stock, par value (in dollars per share) | $ 0.0001 |
Preferred stock, shares authorized (in shares) | 154,670 |
Preferred stock, shares outstanding (in shares) | 0 | 0
Series E Convertible Preferred Stock |  |
Class of Stock [Line Items] |  |
Preferred stock, par value (in dollars per share) | $ 0.001 |
Preferred stock, shares authorized (in shares) | 865,824 |
Preferred stock, shares outstanding (in shares) | 0 | 655,044

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- Definition Value of the difference between preference in liquidation and the par or stated values of the preferred shares. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08(d)) -URI https://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 13 -Subparagraph (h) -URI https://asc.fasb.org/extlink&oid=126973232&loc=SL123496158-112644 + Details
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