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v3.22.2.2

Variable Interest Entities (Details) | 12 Months Ended
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Jun. 30, 2022
Exclusive Technical Consultation and Service Agreements |
Variable Interest Entity [Line Items] |
Fee as a percentage of consolidated net income | 100.00%
Term of agreement | 20 years
Voting Right Proxy and Financial Support Agreements |
Variable Interest Entity [Line Items] |
Fee as a percentage of consolidated net income | 100.00%
Term of agreement | 20 years

X
- Definition Represents the fee as a percentage of consolidated net income. + References No definition available. + Details
Name: | hyw_FeeAsPercentageOfConsolidatedNetIncome
Namespace Prefix: | hyw_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Represents the term of agreement. + References No definition available. + Details
Name: | hyw_TermOfAgreement
Namespace Prefix: | hyw_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_VariableInterestEntityLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_TypeOfArrangementAxis=hyw_ExclusiveTechnicalConsultationAndServiceAgreementsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_TypeOfArrangementAxis=hyw_VotingRightProxyAndFinancialSupportAgreementsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |