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Note 17 – Share Based Awards (Details Narrative) - USD ($) | 6 Months Ended
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Oct. 31, 2022 | Oct. 31, 2021
Share-Based Payment Arrangement [Abstract] |  |
[custom:NumberOfSharesIssuableInConnectionWithAwardsUnderPlanMaximum] | 8,750,000 |
[custom:UnrecognizedStockBasedCompensationExpenseRelatedToUnvestedStockOptions] | $ 3,277,073 | $ 4,429,626
[custom:StockCompensationExpensePertainingToOptions] | 890,711 | 505,821
[custom:StockCompensationExpensePertainingToRestrictedStockUnits] | $ 1,111,556 | $ 778,202

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