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Student Receivables - Additional Information (Detail) (USD $) In Millions, unless otherwise specified | 9 Months Ended |
--- | --- | ---
Sep. 30, 2013 | Dec. 31, 2012
Receivables [Abstract] |  |
Student receivables write-off period, days past due | Greater than 90 days |
Student receivables, net of allowance for doubtful accounts and net of deferred tuition revenue | $ 5.6 | $ 6.8

X
- Definition The amount of net student receivables incurred as a result of extended payment plan financing, net of deferred revenue and allowance for doubtful accounts as well as the aggregate value of amounts due from customers related to the recourse loan program. + References No definition available. + Details
Name: | ceco_AmountOfNetStudentReceivablesRelatedToExtendedPaymentPlansAndRecourseLoans
Namespace Prefix: | ceco_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The number of days at which a student receivable balance is generally written off to collections. + References No definition available. + Details
Name: | ceco_StudentReceivablesWrittenOffPeriod
Namespace Prefix: | ceco_
Data Type: | us-types:durationStringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_ReceivablesAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration