XML 43 R32.htm IDEA: XBRL DOCUMENT
v3.21.2

Note 2 - Summary of Significant Accounting Policies (Details Narrative) - USD ($) | Jul. 31, 2021 | Apr. 30, 2021
--- | --- | ---
Accounting Policies [Abstract] |  |
[custom:CashAndCashEquivalents-0] | $ 66,118,581 | $ 277,347

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

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