XML 43 R50.htm IDEA: XBRL DOCUMENT v2.4.0.6

Discontinued Operations - Additional Information (Detail)	12 Months Ended
	Dec. 31, 2012
Changes In Business And Other Matters [Line Items]
Lease expiration year	2019

X

- Details

Name:	ceco_ChangesInBusinessAndOtherMattersLineItems
Namespace Prefix:	ceco_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Lease obligation expiration year

+ References

No definition available.

+ Details

Name:	ceco_LeaseExpirationYear
Namespace Prefix:	ceco_
Data Type:	us-types:dateStringItemType
Balance Type:	na
Period Type:	duration