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License Agreements - Additional Information (Details) - USD ($)		3 Months Ended		9 Months Ended
	Mar. 29, 2020	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023	Dec. 31, 2023	Sep. 07, 2023
Research and development expense		$ 2,858,000	$ 2,493,000	$ 8,394,000	$ 6,896,000
Voting stock, value		6,000		6,000		$ 5,000
Biocept Agreement [Member] | Common Stock [Member]
Shares issued							53,381
Research and development expense				75,000
Nano Tx Licenses Agreement [Member]
License fee payment in cash	$ 400,000
Voting stock, value	$ 300,000
Percentage of non-dilutive monetary awards required to pay	15.00%
Accrued payments due to NanoTx		$ 1,000,000		$ 1,000,000

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Accrued license payable.

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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.

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The amount of cash paid for royalties during the current period.

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Amount of expense for research and development. Includes, but is not limited to, cost for computer software product to be sold, leased, or otherwise marketed and writeoff of research and development assets acquired in transaction other than business combination or joint venture formation or both. Excludes write-down of intangible asset acquired in business combination or from joint venture formation or both, used in research and development activity.

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Number of shares of stock issued as of the balance sheet date, including shares that had been issued and were previously outstanding but which are now held in the treasury.

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