XML 23 R47.htm IDEA: XBRL DOCUMENT v2.4.0.8

Stock Repurchase Program - Additional Information (Detail)	Jul. 31, 2014	Apr. 30, 2014 Board Of Directors
Stock Repurchase Program [Line Items]
Stock Repurchase Program, Number of Shares Authorized to be Repurchased	0	500,000

X

- Details

Name:	rfil_StockRepurchaseProgramLineItems
Namespace Prefix:	rfil_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

The number of shares authorized to be repurchased by an entity's Board of Directors under a stock repurchase plan.

+ References

No definition available.

+ Details

Name:	us-gaap_StockRepurchaseProgramNumberOfSharesAuthorizedToBeRepurchased
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant