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Millendo Merger (Details) - USD ($) $ in Thousands	12 Months Ended
Millendo Merger (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Jun. 30, 2022	Jun. 25, 2021
Business Acquisition [Line Items]
Cash and cash equivalents	$ 51,829	$ 51,621
Operating lease right-of-use assets	3,051	$ 1,553
Private Tempest
Business Acquisition [Line Items]
Cash and cash equivalents			$ 17,000
Prepaid expense and other assets			1,400
Accrued liabilities and other liabilities			500
Operating lease right-of-use assets			2,100
Present value of operating lease obligations			$ 2,100
Private Tempest \| Additional Paid-in Capital
Business Acquisition [Line Items]
Acquisition related costs	$ 6,400