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Income Taxes - Additional Information (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024
Income Taxes
Accrued interest and penalties	$ 3.3	$ 0.4
Federal
Income Taxes
Net operating loss carryforwards	497.7
Net operating loss carryforwards do not expire	448.2
Federal | Entasis Therapeutics Holdings Inc
Income Taxes
Net operating loss carryforwards	146.5
Federal | La Jolla Pharmaceutical Company
Income Taxes
Net operating loss carryforwards	351.2
State
Income Taxes
Net operating loss carryforwards	$ 1,028.9
Net operating loss carryforwards beginning date of expiry	Jan. 01, 2030
State | Research tax credit carryforward
Income Taxes
Tax credit carryforward amount	$ 33.6
Tax credit carryforward beginning date of expiry	Jan. 01, 2033

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