Description of the Company - Additional Information (Detail)	Sep. 30, 2013 Campus
Nature Of Operations [Abstract]
Number of campuses	90

The approximate total number of campuses as of the reporting date.

No definition available.

Name:	ceco_NumberOfCampuses
Namespace Prefix:	ceco_
Data Type:	xbrli:positiveIntegerItemType
Balance Type:	na
Period Type:	instant