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Sale-Leaseback Financing Transaction - Remaining Future Cash Payments (Details) - USD ($) $ in Thousands | Jan. 31, 2023 | Apr. 30, 2022
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Financing Liability [Abstract] |  |
Remainder of 2023 | $ 476 |
2024 | 1,931 |
2025 | 1,970 |
2026 | 2,009 |
2027 | 2,050 |
Thereafter | 35,957 |
Total Minimum Liability Payments | 44,393 |
Imputed Interest | (15,470) |
Total | $ 28,923 | $ 29,350

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- Definition Financing Liability + References No definition available. + Details
Name: | kequ_FinancingLiability
Namespace Prefix: | kequ_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- Definition Financing Liability + References No definition available. + Details
Name: | kequ_FinancingLiabilityAbstract
Namespace Prefix: | kequ_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition Financing Liability, to be Paid + References No definition available. + Details
Name: | kequ_FinancingLiabilityToBePaid
Namespace Prefix: | kequ_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Financing Liability, to be Paid, After Year Four + References No definition available. + Details
Name: | kequ_FinancingLiabilityToBePaidAfterYearFour
Namespace Prefix: | kequ_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- Definition Financing Liability, to be Paid, Remainder of Fiscal Year + References No definition available. + Details
Name: | kequ_FinancingLiabilityToBePaidRemainderOfFiscalYear
Namespace Prefix: | kequ_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Financing Liability, to be Paid, Year Four + References No definition available. + Details
Name: | kequ_FinancingLiabilityToBePaidYearFour
Namespace Prefix: | kequ_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Financing Liability, to be Paid, Year One + References No definition available. + Details
Name: | kequ_FinancingLiabilityToBePaidYearOne
Namespace Prefix: | kequ_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Financing Liability, to be Paid, Year Three + References No definition available. + Details
Name: | kequ_FinancingLiabilityToBePaidYearThree
Namespace Prefix: | kequ_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Financing Liability, to be Paid, Year Two + References No definition available. + Details
Name: | kequ_FinancingLiabilityToBePaidYearTwo
Namespace Prefix: | kequ_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- Definition Financing Liability, Undiscounted Excess Amount + References No definition available. + Details
Name: | kequ_FinancingLiabilityUndiscountedExcessAmount
Namespace Prefix: | kequ_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant