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Grant Awards - Additional Information (Details) - USD ($)	1 Months Ended					3 Months Ended			12 Months Ended
	Dec. 31, 2024	Nov. 30, 2024	Oct. 31, 2024	Dec. 31, 2023	Jul. 31, 2023	Mar. 31, 2025	Dec. 31, 2024	Mar. 31, 2024	Dec. 31, 2024	Jul. 31, 2024	Jan. 31, 2024	Nov. 30, 2022	Jun. 30, 2021
Accounts, Notes, Loans and Financing Receivable [Line Items]
Deferred grant funding	$ 16,561,625					$ 15,121,962	$ 16,561,625		$ 16,561,625
Research and development						2,297,381		$ 3,353,520
Minimum
Accounts, Notes, Loans and Financing Receivable [Line Items]
Non-dilutive grant funding, percentage excluded											5.00%
Maximum
Accounts, Notes, Loans and Financing Receivable [Line Items]
Non-dilutive grant funding, percentage excluded											15.00%
DARE-HPV
Accounts, Notes, Loans and Financing Receivable [Line Items]
Amount awarded for grant	1,000,000
Credits recorded to research and development expense for costs related to award						31,000
Receivable for expenses eligible for reimbursement	0					16,000	0		0
Grant, DARE-PTB1 \| Phase II Segment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Amount awarded for grant				$ 2,000,000
Credits recorded to research and development expense for costs related to award						169,000		112,000
Receivable for expenses eligible for reimbursement	45,000					57,000	45,000		45,000
NICHD
Accounts, Notes, Loans and Financing Receivable [Line Items]
Amount awarded for grant					$ 400,000
Grant, DARE-PTB2
Accounts, Notes, Loans and Financing Receivable [Line Items]
Receivable for expenses eligible for reimbursement										$ 400,000
Contraceptive Product Grant Agreement
Accounts, Notes, Loans and Financing Receivable [Line Items]
Credits recorded to research and development expense for costs related to award						800,000
Deferred grant funding	5,200,000					4,400,000	5,200,000		5,200,000
Biotherapeutic Product Grant Agreement
Accounts, Notes, Loans and Financing Receivable [Line Items]
Credits recorded to research and development expense for costs related to award						0		133,000
Initial payment											$ 750,000
DARE-LARC1
Accounts, Notes, Loans and Financing Receivable [Line Items]
Amount awarded for grant						31,800,000			3,500,000
Deferred grant funding	10,800,000					9,200,000	10,800,000		10,800,000
Initial payment													$ 49,000,000
Research and development						1,500,000		$ 2,300,000
DARE-LBT
Accounts, Notes, Loans and Financing Receivable [Line Items]
Deferred grant funding	0						0		0
Initial payment												$ 585,000
Credits to research and development expense							235,000
National Collegiate Inventors And Innovators Alliance, Inc. d/b/a VentureWell \| Federal Subaward
Accounts, Notes, Loans and Financing Receivable [Line Items]
Amount awarded for grant			$ 10,000,000
Performance period			24 months
Research and development funding percentage			22.00%
Proceeds from research and development arrangement with federal government						2,500,000
Credits recorded to research and development expense for costs related to award						600,000
Deferred grant funding	$ 600,000					$ 1,500,000	$ 600,000		$ 600,000
Foundation \| Contraceptive Product Grant Agreement
Accounts, Notes, Loans and Financing Receivable [Line Items]
Amount awarded for grant		$ 5,400,000
Initial payment		$ 10,700,000