Commitments and Contingencies - Narrative (Details) $ in Thousands	1 Months Ended											2 Months Ended	3 Months Ended
	Apr. 30, 2026 USD ($)	Nov. 30, 2024 USD ($)	Jan. 31, 2024 USD ($) patent	Jul. 31, 2023 patent	Mar. 31, 2022 USD ($)	Nov. 30, 2021 patent	Sep. 30, 2021 patent	Jan. 31, 2021 patent	Oct. 31, 2020 patent	Jun. 30, 2020 patent	Mar. 31, 2020 patent	Jun. 30, 2023 USD ($) patent	Mar. 31, 2026 USD ($)	Dec. 31, 2025 USD ($)	Dec. 04, 2025 USD ($)	Dec. 31, 2023 lawsuit	Feb. 28, 2022 lawsuit	May 31, 2021 lawsuit
Loss Contingencies [Line Items]
Accrued settlement liability													$ 33,000	$ 32,600
Fair value of contingent consideration													125,554	118,360
Acquired clinical samples and data for oncology development													15,000
Clinical samples payable													3,700
Total commitments													261,404
Potential payments to third party vendor													50,000
Foresight Diagnostics, Inc.
Loss Contingencies [Line Items]
Potential future milestone obligations															$ 175,000
Fair value of contingent consideration													125,600	$ 118,400	$ 118,360
Assets Acquired From Invitae
Loss Contingencies [Line Items]
Asset acquisition, consideration transferred			$ 10,500
Asset acquisition upfront consideration transferred			10,000
Asset acquisition, consideration transferred, transaction cost			$ 500
Estimated useful life (in years)			10 years
Asset acquisition, consideration transferred, contingent consideration			$ 42,500
Clinical samples and data for oncology development
Loss Contingencies [Line Items]
Total commitments													$ 1,300
CareDX Patent Case
Loss Contingencies [Line Items]
Number of patent litigations | patent											2
Loss contingency, number of patents allegedly infringed | patent											3
Number of patents found infringed | patent			1				3
Amount awarded to other party					$ 44,900
Amount awarded from other party			$ 96,300
ArcherDX Case
Loss Contingencies [Line Items]
Gain contingency, number of patents allegedly infringed | patent								3
Gain contingency, number of patents found infringed | patent												3
Amount awarded from other party												$ 19,400
ArcherDX Case | Subsequent Event
Loss Contingencies [Line Items]
Amount awarded from other party	$ 1,230
Decrease in amount awarded from other party	$ 10,000
Ongoing royalty percentage	0.30
Ravgen Patent Case
Loss Contingencies [Line Items]
Loss contingency, number of patents allegedly infringed | patent										2
Amount awarded to other party			$ 57,000
Genosity Inc. Patent Case
Loss Contingencies [Line Items]
Gain contingency, number of patents allegedly infringed | patent									1
Inivitae Patent Case
Loss Contingencies [Line Items]
Loss contingency, number of patents allegedly infringed | patent						3
Inivata Patent Case
Loss Contingencies [Line Items]
Number of lawsuits consolidated | lawsuit																2
NeoGenomics Patent Case
Loss Contingencies [Line Items]
Gain contingency, number of patents allegedly infringed | patent				2
Guardant Case
Loss Contingencies [Line Items]
Amount awarded to other party		$ 292,500
Number of lawsuits | lawsuit																		2
Class action
Loss Contingencies [Line Items]
Number of lawsuits | lawsuit																	2