Subsequent Events (Details) - Detect Genomix - Forecast - Sema4 shares in Millions, $ in Millions	3 Months Ended
Jun. 30, 2022 USD ($) shares
Subsequent Event [Line Items]
Payments to acquire business	$ 150
Number of shares issued in business combination (in shares) \| shares	80.0
Additional revenue-based milestones	$ 150
Revenue-based milestone period	2 years
Total upfront consideration transferred	$ 473
Total aggregate consideration	$ 623

Business Combination, Consideration Transferred, Revenue-Based Milestone Payments

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- Definition

Business Combination, Consideration Transferred, Revenue-Based Milestone Payments, Period

+ References

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- Definition

Business Combination, Upfront Consideration Transferred

+ References

No definition available.

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- Definition

Number of shares of equity interests issued or issuable to acquire entity.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 50
-Paragraph 1
-Subparagraph (b)(4)
-URI http://asc.fasb.org/extlink&oid=120321790&loc=d3e6927-128479

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- Definition

Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

+ References

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-Topic 805
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- Definition

The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 50
-Paragraph 1
-Subparagraph (b)(1)
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- Definition

Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

+ References

No definition available.

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