RELATED PARTY TRANSACTIONS (Details) (Director [Member], USD $)	12 Months Ended
Dec. 28, 2013
Director [Member]
Related Party Transactions
Amount of contingent fee received by related party	$ 1,824,000

Represents the amount received by the related party as a contingent fee under the agreement.

No definition available.

Name:	cuo_RelatedPartyTransactionContingentFeeToRelatedParty
Namespace Prefix:	cuo_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration