XML 68 R57.htm IDEA: XBRL DOCUMENT
v3.22.4

FAIR VALUE - Contractual Maturities of Marketable Securities (Details) - USD ($) $ in Millions | Dec. 30, 2022 | Sep. 30, 2022
--- | --- | ---
Amortized Costs |  |
Due within one year | $ 16.8 |
Due after one year through five years | 2.4 |
Total marketable debt securities | 19.2 | $ 20.1
Fair Value |  |
Due within one year | 16.7 |
Due after one year through five years | 2.4 |
Total marketable debt securities | $ 19.1 | $ 20.0

X
- References No definition available. + Details
Name: | us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAmortizedCostBasisRollingMaturityAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_AvailableForSaleSecuritiesDebtMaturitiesFairValueAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of investment in marketable security. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.4) -URI https://asc.fasb.org/extlink&oid=126897435&loc=d3e534808-122878 + Details
Name: | us-gaap_MarketableSecurities
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Marketable Securities, Amortized Cost + References No definition available. + Details
Name: | var_MarketableSecuritiesAmortizedCost
Namespace Prefix: | var_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Marketable Securities, Maturity, Allocated and Single Maturity Date, After Year One Through Five + References No definition available. + Details
Name: | var_MarketableSecuritiesMaturityAllocatedAndSingleMaturityDateAfterYearOneThroughFive
Namespace Prefix: | var_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Marketable Securities, Maturity, Allocated and Single Maturity Date, Rolling After One Through Five Years, Amortized Cost + References No definition available. + Details
Name: | var_MarketableSecuritiesMaturityAllocatedAndSingleMaturityDateRollingAfterOneThroughFiveYearsAmortizedCost
Namespace Prefix: | var_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Marketable Securities, Maturity, Allocated and Single Maturity Date, Rolling Within One Year, Amortized Cost + References No definition available. + Details
Name: | var_MarketableSecuritiesMaturityAllocatedAndSingleMaturityDateRollingWithinOneYearAmortizedCost
Namespace Prefix: | var_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Marketable Securities, Maturity, Allocated And Single Maturity Date, Year One + References No definition available. + Details
Name: | var_MarketableSecuritiesMaturityAllocatedAndSingleMaturityDateYearOne
Namespace Prefix: | var_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant