Business Combination - Narrative (Details) $ / shares in Units, $ in Thousands		3 Months Ended		9 Months Ended		12 Months Ended
	Dec. 04, 2025 USD ($) $ / shares shares	Sep. 30, 2026 USD ($) $ / shares	Jun. 30, 2026 shares	Sep. 30, 2026 USD ($) $ / shares	Sep. 30, 2025 USD ($)	Dec. 31, 2025 USD ($) $ / shares
Business Combination, Separately Recognized Transaction [Line Items]
Common stock, par value (in dollars per share) | $ / shares		$ 0.0001		$ 0.0001		$ 0.0001
Fair value of contingent consideration		$ 129,060		$ 129,060		$ 118,360
Contingent consideration payable, current portion		45,873		45,873		21,580
Contingent consideration payable, long-term portion		83,187		83,187		96,780
Increase in revaluation of contingent consideration				8,220	$ 0
Foresight Diagnostics, Inc.
Business Combination, Separately Recognized Transaction [Line Items]
Total foresight diagnostics consideration	$ 424,536
Issuance of common stock pursuant to asset acquisition, net (in shares) | shares	1,127,982
Common stock, par value (in dollars per share) | $ / shares	$ 0.0001
Share price (in dollars per shares) | $ / shares	$ 242.06
Shares conversion ratio (in shares)	0.0280
Potential future milestone obligations	$ 175,000
Fair value of contingent consideration	123,900	129,100		129,100		118,400
Fair value of contingent consideration	118,360
Contingent consideration payable, current portion	21,600	45,900		45,900
Contingent consideration payable, long-term portion	$ 96,800	83,200		83,200
Increase in revaluation of contingent consideration		$ 8,600		$ 10,700
Number of shares deposited in escrow (in shares) | shares	9,505
Estimated fair value of the adjustment escrow shares	$ 2,300
Stockholder representative allocable expenses	1,000
Acquisition related costs						3,900
Acquisition related costs recorded						$ 100
Shares deposited in escrow account for purchase price adjustments, returned (in shares) | shares			1,087
Foresight Diagnostics, Inc. | Compensatory
Business Combination, Separately Recognized Transaction [Line Items]
Fair value of contingent consideration	$ 5,500
Foresight Diagnostics, Inc. | Developed Technology
Business Combination, Separately Recognized Transaction [Line Items]
Discount rate used (as a percent)	12.00%