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Note 18 – Share Based Awards (Details Narrative) - USD ($) | 9 Months Ended
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Jan. 31, 2023 | Jan. 31, 2022
Share-Based Payment Arrangement [Abstract] |  |
[custom:NumberOfSharesIssuableInConnectionWithAwardsUnderPlanMaximum] | 8,750,000 |
[custom:UnrecognizedStockBasedCompensationExpenseRelatedToUnvestedStockOptions] | $ 3,052,603 | $ 3,762,636
[custom:StockCompensationExpensePertainingToOptions] | 1,308,768 | 974,019
[custom:StockCompensationExpensePertainingToRestrictedStockUnits] | $ 1,482,190 | $ 1,092,127

X
- References No definition available. + Details
Name: | RCAT_NumberOfSharesIssuableInConnectionWithAwardsUnderPlanMaximum
Namespace Prefix: | RCAT_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | RCAT_StockCompensationExpensePertainingToOptions
Namespace Prefix: | RCAT_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- References No definition available. + Details
Name: | RCAT_StockCompensationExpensePertainingToRestrictedStockUnits
Namespace Prefix: | RCAT_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- References No definition available. + Details
Name: | RCAT_UnrecognizedStockBasedCompensationExpenseRelatedToUnvestedStockOptions
Namespace Prefix: | RCAT_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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