XML 33 R21.htm IDEA: XBRL DOCUMENT v3.24.1

Note 13 - Cash Dividend and Declared Dividends	3 Months Ended
	Jan. 31, 2024
Notes to Financial Statements
Cash Dividend and Declared Dividends [Text Block]	Note 13 – Cash dividend and declared dividends We did not pay any dividends during the three months ended January 31, 2024, nor during the three months ended January 31, 2023.

X

- Definition

The entire disclosure for cash dividends and declared dividends.

+ References

No definition available.

+ Details

Name:	rfil_CashDividendAndDeclaredDividendsTextBlock
Namespace Prefix:	rfil_
Data Type:	dtr-types:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- References

No definition available.

+ Details

Name:	us-gaap_DisclosureTextBlockAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration