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Grant Awards (Details) - USD ($)	1 Months Ended						3 Months Ended		6 Months Ended
Grant Awards (Details) - USD ($)	May 31, 2026	Nov. 30, 2025	Dec. 31, 2024	Nov. 30, 2024	Oct. 31, 2024	Dec. 31, 2023	Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2026	Jun. 30, 2025	Dec. 31, 2025	Jan. 31, 2024	Jun. 30, 2021
Accounts, Notes, Loans and Financing Receivable [Line Items]
Deferred grant funding							$ 14,954,724		$ 14,954,724		$ 19,651,452
Research and development							241,966	$ 1,428,762	902,428	$ 3,726,143
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	$ 1,000,000.0		$ 2,000,000.0
Credits recorded to research and development expense for costs related to award							6,000	600,000	6,000	600,000
Initial award amount			$ 1,000,000.0
Receivable for expenses eligible for reimbursement							6,000		6,000		11,000
Grant, DARE-PTB1 \| Phase II Segment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Amount awarded for grant						$ 2,000,000.0
Credits recorded to research and development expense for costs related to award								200,000		300,000
Contraceptive Product Grant Agreement
Accounts, Notes, Loans and Financing Receivable [Line Items]
Credits recorded to research and development expense for costs related to award							1,100,000	700,000	2,300,000	1,400,000
Deferred grant funding							2,800,000		2,800,000		5,100,000
DARE-LARC1
Accounts, Notes, Loans and Financing Receivable [Line Items]
Amount awarded for grant									41,800,000
Deferred grant funding							9,000,000.0		9,000,000.0		12,600,000
Initial payment													$ 49,000,000.0
Research and development							1,900,000	2,300,000	3,600,000	3,900,000
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					$ 10,000,000.0
Performance period					24 months
Research and development funding percentage					22.00%
Proceeds from research and development arrangement with federal government									9,000,000.0
Credits recorded to research and development expense for costs related to award							1,700,000	$ 800,000	2,300,000	$ 1,400,000
Deferred grant funding							$ 3,200,000		$ 3,200,000		$ 2,000,000.0
Foundation \| Contraceptive Product Grant Agreement
Accounts, Notes, Loans and Financing Receivable [Line Items]
Amount awarded for grant		$ 3,600,000		$ 5,400,000
Initial payment				$ 10,700,000