Investments - Schedule of Fair Value and Amortized Cost of Investments (Details) - USD ($)	Dec. 31, 2025	Dec. 31, 2024
Debt Securities, Available-for-Sale [Line Items]
Amortized cost	$ 59,166,000	$ 321,877,000
Gross unrealized gains	285,000	5,407,000
Gross unrealized losses	0	0
Fair value	59,451,000	327,284,000
Of which classified within cash and cash equivalents
Debt Securities, Available-for-Sale [Line Items]
Amortized cost		59,311,000
Gross unrealized gains		372,000
Gross unrealized losses		0
Fair value	0	59,683,000
Of which classified within short-term marketable debt securities
Debt Securities, Available-for-Sale [Line Items]
Amortized cost	59,166,000	262,566,000
Gross unrealized gains	285,000	5,035,000
Gross unrealized losses	0	0
Fair value	59,451,000	267,601,000
Eurocommercial Papers
Debt Securities, Available-for-Sale [Line Items]
Amortized cost		204,572,000
Gross unrealized gains		3,129,000
Gross unrealized losses		0
Fair value		207,701,000
Certificates of Deposit
Debt Securities, Available-for-Sale [Line Items]
Amortized cost	59,166,000	117,305,000
Gross unrealized gains	285,000	2,278,000
Gross unrealized losses	0	0
Fair value	$ 59,451,000	$ 119,583,000

Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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+ Details

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

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+ Details

MoonLake Immunotherapeutics 10-K