ACQUISITION (Proforma Narrative) (Detail) (Phonix Group [Member], Flow Control [Member], USD $) In Millions, unless otherwise specified	3 Months Ended
Mar. 31, 2013
Phonix Group [Member] \| Flow Control [Member]
Business Acquisition [Line Items]
Additional Amortization Of Intangible Assets	$ 3.2
Elimination Of Historical Interest Expense	1.0
Additional Interest Expense	$ 4.5

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