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v3.23.1

License Agreements - Additional Information (Details) - USD ($) $ in Thousands |  | 1 Months Ended |  |
--- | --- | --- | --- | ---
Mar. 29, 2020 | Jan. 31, 2022 | Mar. 31, 2023 | Dec. 31, 2022
Voting stock, value |  |  | $ 36 | $ 34
UTHSCSA License Agreement [Member] |  |  |  |
License fee payment in cash |  | $ 300 |  |
Nano Tx Licenses Agreement [Member] |  |  |  |
License fee payment in cash | $ 400 |  |  |
Voting stock, value | $ 300 |  |  |
Percentage of non-dilutive monetary awards required to pay | 15.00% |  |  |
Accrued payments due to NanoTx |  |  | $ 1,000 |

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- Definition Aggregate par or stated value of issued nonredeemable common stock (or common stock redeemable solely at the option of the issuer). This item includes treasury stock repurchased by the entity. Note: elements for number of nonredeemable common shares, par value and other disclosure concepts are in another section within stockholders' equity. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 852 -SubTopic 10 -Section 55 -Paragraph 10 -URI https://asc.fasb.org/extlink&oid=84165509&loc=d3e56426-112766 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(29)) -URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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- Definition The amount of cash paid for royalties during the current period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 25 -Subparagraph (g) -URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3536-108585 + Details
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