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Summary of Significant Accounting Policies - Summary Of Contract with customer, contract asset, contract liability, and receivable (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended		12 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024	Dec. 31, 2024	Dec. 31, 2023
Disaggregation of Revenue [Line Items]
Balance at January 1			$ 0	$ 1,100	$ 1,100	$ 1,830
Addition of deferred revenue					0	3,113
Recognition of revenue	$ (9)	$ (735)	$ (9)	$ (1,102)	(1,100)	(3,843)
Balance at December 31					$ 0	$ 1,100

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Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable.

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