XML 50 R40.htm IDEA: XBRL DOCUMENT
v3.22.2.2

Revenue - Reconciliation of Deferred Revenue Balances (Details) - USD ($) $ in Millions | 9 Months Ended
--- | ---
Sep. 30, 2022 | Sep. 30, 2021
Change In Contract with Customer, Liability, Current [Abstract] |  |
Deferred revenue - beginning balance | $ 5.2 | $ 32.7
Revenue recognized | (5.3) | (30.3)
Prepayments | 0.3 | 10.1
Held for sale reclassification | 0.0 | (1.0)
Deferred revenue - ending balance | $ 0.2 | $ 11.5

X
- Definition Change In Contract with Customer, Liability, Current + References No definition available. + Details
Name: | mygn_ChangeInContractWithCustomerLiabilityCurrentAbstract
Namespace Prefix: | mygn_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Contract With Customer, Liability, Held For Sale Reclassification + References No definition available. + Details
Name: | mygn_ContractWithCustomerLiabilityHeldForSaleReclassification
Namespace Prefix: | mygn_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Contract With Customer, Liability, Including New Contract, Revenue Recognized + References No definition available. + Details
Name: | mygn_ContractWithCustomerLiabilityIncludingNewContractRevenueRecognized
Namespace Prefix: | mygn_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Contract with customer, liability, prepayments. + References No definition available. + Details
Name: | mygn_ContractWithCustomerLiabilityPrepayments
Namespace Prefix: | mygn_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable, classified as current. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 45 -Paragraph 1 -URI https://asc.fasb.org/extlink&oid=126919976&loc=SL49130531-203044 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 45 -Paragraph 2 -URI https://asc.fasb.org/extlink&oid=126919976&loc=SL49130532-203044 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 8 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=126920106&loc=SL49130549-203045 + Details
Name: | us-gaap_ContractWithCustomerLiabilityCurrent
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant