XML 56 R34.htm IDEA: XBRL DOCUMENT
v3.3.0.814

Research and Development Costs - Additional Information (Detail) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2015 | Sep. 30, 2014 | Sep. 30, 2015 | Sep. 30, 2014
Schedule Of Research And Development [Line Items] |  |  |  |
Research and development costs related to software development | $ 4.0 | $ 4.7 | $ 14.7 | $ 13.8

X
- Definition Schedule Of Research And Development [Line Items] + References No definition available. + Details
Name: | fcn_ScheduleOfResearchAndDevelopmentLineItems
Namespace Prefix: | fcn_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Research and development expense during the period related to the costs of developing and achieving technological feasibility of a computer software product to be sold, leased, or otherwise marketed. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Preliminary Project Stage -URI http://asc.fasb.org/extlink&oid=6521637 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Research and Development -URI http://asc.fasb.org/extlink&oid=6523717 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 985 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6501960&loc=d3e128462-111756 + Details
Name: | us-gaap_ResearchAndDevelopmentExpenseSoftwareExcludingAcquiredInProcessCost
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration