Convertible Debt (Narrative) (Details) - USD ($)			3 Months Ended	9 Months Ended
Jul. 10, 2023	Jan. 10, 2023	Sep. 30, 2023	Sep. 30, 2023
Change in fair value of convertible debt				$ 12,959,000
Loss on convertible debt extinguishment			$ (3,863,000)	$ (3,863,000)
Innoviva Strategic Opportunities LLC [Member]
Proceeds from qualified financing per agreement benchmark		$ 30,000,000.0
Innoviva Strategic Opportunities LLC [Member] \| Secured term loan
Aggregate amount	$ 25,000,000.0	$ 30,000,000.0
Interest rate (as a percent)	14.00%	8.00%	27.31%	27.31%
Price per share		$ 1.52
Discount on share price for conversion		15.00%
Change in fair value of convertible debt	$ 14,700,000		$ 1,800,000
Loss on convertible debt extinguishment			$ 3,900,000

The percent of discount on share price for conversion of debt into shares of common stock.

No definition available.

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- Definition

Increase (decrease) fair value of liabilities.

+ References

No definition available.

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- Definition

Proceeds from qualified financing per agreement benchmark.

+ References

No definition available.

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- Definition

The price per share of the conversion feature embedded in the debt instrument.

+ References

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- Definition

Face (par) amount of debt instrument at time of issuance.

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- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

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- Definition

Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity.

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