Pay vs Performance Disclosure - USD ($) $ in Thousands	3 Months Ended						9 Months Ended
Pay vs Performance Disclosure - USD ($) $ in Thousands	Sep. 30, 2025	Jun. 30, 2025	Mar. 31, 2025	Sep. 30, 2024	Jun. 30, 2024	Mar. 31, 2024	Sep. 30, 2025	Sep. 30, 2024
Pay vs Performance Disclosure
Net Income (Loss)	$ (36,787)	$ (42,081)	$ (44,635)	$ (34,492)	$ (28,803)	$ (26,693)	$ (123,503)	$ (89,988)

The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.

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+ Details

Kyverna Therapeutics, Inc. 10-Q