Inventories (Details Textual) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2012	Dec. 31, 2011	Apr. 02, 2011
Inventories (Textual) [Abstract]
Amount of Deposits	$ 1,537	$ 4,385	$ 5,660

Deposits related to advance payments to third-party suppliers.

No definition available.

Name:	wrc_DepositsRelatedToAdvancePaymentsToThirdPartySuppliers
Namespace Prefix:	wrc_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant