XML 80 R65.htm IDEA: XBRL DOCUMENT
v3.8.0.1

Senior Notes - Additional Information (Detail) | May 07, 2015 USD ($) | Jul. 14, 2010 USD ($) Contract | May 07, 2008 USD ($) Contract
--- | --- | --- | ---
May 2008 Senior Notes |  |  |
Debt Disclosure [Line Items] |  |  |
Senior Notes issued in a private placement to a group of institutional investors |  |  | $ 275,000,000
Number of series of Senior Notes issued | Contract |  |  | 4
Senior Notes issued in a private placement to a group of institutional investors, annual principal payment | $ 8,000,000 |  |
July 2010 Senior Notes |  |  |
Debt Disclosure [Line Items] |  |  |
Senior Notes issued in a private placement to a group of institutional investors |  | $ 245,000,000 |
Number of series of Senior Notes issued | Contract |  | 4 |

X
- Definition Debt Disclosure [Line Items] + References No definition available. + Details
Name: | fico_DebtDisclosureLineItems
Namespace Prefix: | fico_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of Series + References No definition available. + Details
Name: | fico_NumberOfSeries
Namespace Prefix: | fico_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Amount of the total principal payments made during the annual reporting period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
Name: | us-gaap_DebtInstrumentAnnualPrincipalPayment
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Face (par) amount of debt instrument at time of issuance. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 55 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=64930739&loc=d3e28878-108400 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=64930785&loc=d3e28551-108399 + Details
Name: | us-gaap_DebtInstrumentFaceAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | us-gaap_DebtInstrumentAxis=fico_SeniorNotesMayTwentyZeroEightMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=fico_SeniorNotesJulyTwentyTenMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |