License Revenues (Additional Information) (Details)			1 Months Ended			3 Months Ended		9 Months Ended
	Apr. 18, 2022 shares	Apr. 12, 2021 shares	Feb. 25, 2022 USD ($)	Oct. 31, 2021 USD ($) $ / shares shares	Oct. 21, 2021 shares	Sep. 30, 2022 USD ($) shares	Sep. 30, 2021 shares	Sep. 30, 2022 USD ($) shares	Sep. 30, 2021 shares	Dec. 31, 2021 USD ($) shares
Defined Benefit Plan Disclosure [Line Items]
Common Stock, Shares, Outstanding | shares						53,796,000		53,796,000		47,597,000
Due from Radionetics (Note 8)						$ 92,000		$ 92,000		$ 553,000
Upfront Payment As License Revenue						500,000		4,000,000.0
Current deferred revenues						2,320,000		2,320,000		0
Non - current deferred revenues						6,652,000		$ 6,652,000		0
Common Stock
Defined Benefit Plan Disclosure [Line Items]
Issuance of common stock, net of transaction costs, shares | shares	5,625,563						851,000	5,626,000	5,413,000
IPO [Member] | Common Stock
Defined Benefit Plan Disclosure [Line Items]
Issuance of common stock, net of transaction costs, shares | shares		4,562,044			8,712,400
Radionetics
Defined Benefit Plan Disclosure [Line Items]
Investment in Company						1,000,000.0		$ 1,000,000.0
Due from Radionetics (Note 8)						$ 92,000		92,000		600,000
Five A M Ventures And Frazier Healthcare Partners [Member] | Radionetics
Defined Benefit Plan Disclosure [Line Items]
Exercise price of warrant | $ / shares				$ 0.00001
Warrant exercisable term				10 years
Upfront noncash considerations				$ 1,100,000
Common stock value				$ 1,000,000.0
Warrant Price | shares				100,000
Noncash Upfront Fee as License Revenues				$ 1,100,000
Sales and Royalties milestones				$ 1,000,000,000.0
Sales to Date								$ 0
Convertible notes financing										$ 30,000,000.0
Five A M Ventures And Frazier Healthcare Partners [Member] | Radionetics | IPO [Member] | Common Stock
Defined Benefit Plan Disclosure [Line Items]
Issuance of common stock, net of transaction costs, shares | shares				50,500,000
Aggregate equity interest				64.00%		56.00%		56.00%
Common Stock Purchase | shares				3,407,285
Percentage of aggregate diluted capitalization				0.22
Dr. Struthers | Radionetics
Defined Benefit Plan Disclosure [Line Items]
Vest ratably months								36 months
Annual retainer receives						$ 50,000		$ 50,000
Dr. Struthers | Radionetics | Restricted common stock
Defined Benefit Plan Disclosure [Line Items]
Common Stock, Shares, Outstanding | shares						1,000,000		1,000,000
Sanwa Kagaku Kenkyusho Co., Ltd
Defined Benefit Plan Disclosure [Line Items]
Upfront payment						$ 13,000,000
Transfer Of License								$ 1,500,000
Sanwa Kagaku Kenkyusho Co., Ltd | Radionetics
Defined Benefit Plan Disclosure [Line Items]
Sales and Royalties milestones			$ 13,000,000.0
Non refundable, upfront payment			13,000,000.0
Additional milestone payments			$ 25,500,000