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v3.24.1

Key attributes of warrants outstanding (Details) - Warrant Outstanding [Member] - USD ($) | Jan. 31, 2024 | Apr. 30, 2023 | Apr. 30, 2022
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Class of Warrant or Right [Line Items] |  |  |
[custom:WarrantAggregateIntrinsicValue-0] |  |  | $ 427,533
Warrants and Rights Outstanding, Term | 2 years 1 month 17 days | 2 years 10 months 20 days | 3 years 10 months 20 days

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- References No definition available. + Details
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Namespace Prefix: | RCAT_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- 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_ClassOfWarrantOrRightLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition Period between issuance and expiration of outstanding warrant and right embodying unconditional obligation requiring redemption by transferring asset at specified or determinable date or upon event certain to occur, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (bbb)(2) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482106/820-10-50-2 + Details
Name: | us-gaap_WarrantsAndRightsOutstandingTerm
Namespace Prefix: | us-gaap_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | instant

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- Details
Name: | us-gaap_ClassOfWarrantOrRightAxis=RCAT_WarrantOutstandingMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |