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Commitments and Contingencies - Additional Information (Details) $ in Thousands			1 Months Ended
	May 13, 2022 complaint	Mar. 14, 2022 USD ($)	Dec. 31, 2022 USD ($)	Jun. 30, 2022 USD ($)	Jun. 30, 2014 milestone_payment	Mar. 31, 2023 USD ($)	Feb. 28, 2022
Loss Contingencies [Line Items]
Operating leases right-of-use assets			$ 34,689			$ 33,431
Short-term lease liability			5,591			5,738
Operating lease liability, less current portion			33,406			$ 32,006
Operating Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration]						Accrued and other liabilities
Decrease in ROU asset				$ 500
Operating lease, impairment loss				$ 500
Number of milestone payments | milestone_payment					6
Insurance matter			$ 15,000
Minimum
Loss Contingencies [Line Items]
Lessee, operating lease, term of contract				2 years			2 years
Operating lease, extension period				5 years			5 years
Maximum
Loss Contingencies [Line Items]
Lessee, operating lease, term of contract				10 years 6 months			10 years 6 months
Operating lease, extension period				10 years			10 years
CAREDX, INC. vs Natera Inc.
Loss Contingencies [Line Items]
Damages awarded		$ 44,900
Number of claims field | complaint	2
CAREDX, INC. vs Natera Inc. | Compensatory Damages
Loss Contingencies [Line Items]
Damages awarded		21,200
CAREDX, INC. vs Natera Inc. | Punitive Damages
Loss Contingencies [Line Items]
Damages awarded		$ 23,700

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