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Revenue (Tables)

3 Months Ended

Mar. 31, 2022

Revenue from Contract with Customer [Abstract]

Schedule of Total Revenue by Category and by U.S versus Rest of World

The following table presents detail regarding the composition of the Company’s total revenue by type and by U.S. versus rest of world (“RoW”):

			Three months ended March 31,
			2022																					2021
(in millions)			U.S.						RoW						Total									U.S.						RoW						Total
Molecular diagnostic revenues:
Hereditary Cancer			$	60.7					$	10.2					$	70.9								$	65.1					$	11.0					$	76.1
Tumor Profiling			19.7						12.8						32.5									24.2						6.8						31.0
Prenatal			31.7						0.2						31.9									23.6						0.1						23.7
Pharmacogenomics			29.3						—						29.3									17.6						—						17.6
Autoimmune			0.3						—						0.3									10.7						—						10.7
Other			—						—						—									—						0.5						0.5
Total molecular diagnostic revenue			141.7						23.2						164.9									141.2						18.4						159.6
Pharmaceutical and clinical services revenue			—						—						—									13.5						—						13.5
Total revenue			$	141.7					$	23.2					$	164.9								$	154.7					$	18.4					$	173.1

Reconciliation of Deferred Revenue Balances

A reconciliation of the beginning and ending balances of deferred revenue is shown in the table below:

			Three months ended March 31,
(in millions)			2022									2021
Deferred revenue - beginning balance			$	5.2								$	32.7
Revenue recognized			(4.8)									(6.7)
Prepayments			0.3									5.1
Deferred revenue - ending balance			$	0.7								$	31.1

X

- Definition

Tabular disclosure of receivable, contract asset, and contract liability from contract with customer. Includes, but is not limited to, change in contract asset and contract liability.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 10
-URI http://asc.fasb.org/extlink&oid=123351226&loc=SL49130551-203045

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X

- Definition

Tabular disclosure of disaggregation of revenue into categories depicting how nature, amount, timing, and uncertainty of revenue and cash flows are affected by economic factor.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=123351226&loc=SL49130545-203045

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- References

No definition available.

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