Insider Trading Arrangements	3 Months Ended
Oct. 31, 2023
Insider Trading Arr Line Items
Material Terms of Trading Arrangement [Text Block]	Item 5. Other Information None.
Rule 10b5-1 Arrangement Adopted [Flag]	false
Non-Rule 10b5-1 Arrangement Adopted [Flag]	false
Rule 10b5-1 Arrangement Terminated [Flag]	false
Non-Rule 10b5-1 Arrangement Terminated [Flag]	false

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-K
-Number 229
-Section 408
-Subsection a

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Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration