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v2.4.0.8

Guarantees - Additional Information (Detail) (Maximum) | 12 Months Ended
--- | ---
Sep. 30, 2014
Maximum |
Product Warranty [Line Items] |
Duration of product warranties | 90 days

X
- Details
Name: | fico_ProductWarrantyLineItems
Namespace Prefix: | fico_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Product Warranty Term + References No definition available. + Details
Name: | fico_ProductWarrantyTerm
Namespace Prefix: | fico_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration