Stock-Based Compensation - Schedule of Stock Option Activity (Details) - Stock Options $ / shares in Units, $ in Thousands	9 Months Ended	12 Months Ended
	Sep. 30, 2026 USD ($) $ / shares shares	Dec. 31, 2025 USD ($) $ / shares shares
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Outstanding. Stock Options, Beginning Balance | shares	24,569,261
Options granted, Stock Options | shares	3,586,744
Options exercised, Stock Options | shares	(1,044,190)
Options cancelled or forfeited, Stock Options | shares	(1,154,822)
Options expired, Stock Options | shares	(70,000)
Outstanding. Stock Options, Ending Balance | shares	25,886,993	24,569,261
Options exercisable at September 30, 2026, Stock Options | shares	13,764,895
Outstanding, Weighted Average Exercise Price, Beginning balance | $ / shares	$ 2.9
Options granted, Weighted Average Exercise Price | $ / shares	5.08
Options exercised, Weighted Average Exercise Price | $ / shares	1.95
Options cancelled or forfeited, Weighted Average Exercise Price | $ / shares	3
Options expired, Weighted Average Exercise Price | $ / shares	26.17
Outstanding, Weighted Average Exercise Price, Ending balance | $ / shares	3.17	$ 2.9
Options exercisable at September 30, 2026, Weighted Average Exercise Price | $ / shares	$ 3.41
Outstanding, Weighted Average Remaining Contractual Life	7 years 8 months 12 days	8 years 3 months 18 days
Options exercisable at September 30, 2026, Weighted Average Remaining Contractual Life	7 years
Outstanding, Aggregate Intrinsic Value, Beginning Balance | $	$ 81,677
Outstanding, Aggregate Intrinsic Value, Ending Balance | $	61,987	$ 81,677
Options exercisable at September 30, 2026, Aggregate Intrinsic Value | $	$ 36,965