ACQUISITION (Proforma Narrative) (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended
Mar. 31, 2013
Business Acquisition [Line Items]
Additional amortization of intangible assets	$ 1.6
Additional interest expense	$ 1.8

The additional amortization expense realted to the fair value of identifiable assets acquired included in the proforma results.

No definition available.

Name:	cw_AdditionalAmortizationOfIntangibleAssets
Namespace Prefix:	cw_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration