PENSION AND POSTRETIREMENT BENEFITS (Narrative) (Detail) (USD $)	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Defined Benefit Plan Disclosure [Line Items]
Net pension and postretirement liabilities	$ (1,132,000)	$ (4,234,000)	$ 24,528,000
CW Pension Plans [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan Pension Assets	81.00%
CW Pension Plans [Member] | CashAndCashEquivalentsMember
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan Pension Assets	3.00%
Vmetro ASA Pension Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan Settlements Charge			1,600,000
Williams Controls [Member]
Defined Benefit Plan Disclosure [Line Items]
DefinedBenefitPlanBenefitObligation	6,200,000
Defined Benefit Plan, Estimated Future Employer Contributions in Current Fiscal Year	1,200,000
Defined Benefit Plan Pension Assets	2.00%
DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostExpectedLongTermReturnOnAssets	6.75%
Domestic Defined Benefit Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan Expected Cumulative Future Benefit Payments	220,000,000
Domestic Defined Benefit Plan [Member] | CW Pension Plans [Member]
Defined Benefit Plan Disclosure [Line Items]
DefinedBenefitPensionPlanLiabilitiesNoncurrent	195,900,000	180,800,000
Defined Benefit Plan Contributions By Employer	40,100,000
Defined Benefit Plan, Estimated Future Employer Contributions in Current Fiscal Year	35,000,000
Domestic Defined Benefit Plan [Member] | CW Restoration Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Estimated Future Employer Contributions in Current Fiscal Year	2,400,000
PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesCurrentAndNoncurrent	34,400,000	23,400,000
Domestic Defined Benefit Plan [Member] | CW Retirement Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
DefinedBenefitPlanBenefitObligation	600,000	600,000
Domestic Defined Benefit Plan [Member] | EMD Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Estimated Future Employer Contributions in Current Fiscal Year	1,400,000
PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesCurrentAndNoncurrent	20,700,000	20,900,000
Defined Benefit Pension Plan Reimbursement	2,000,000	2,400,000
Foreign Defined Benefit [Member]
Defined Benefit Plan Disclosure [Line Items]
DefinedBenefitPlanBenefitObligation	83,000,000
Defined Benefit Plan Pension Assets	16.00%
DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostExpectedLongTermReturnOnAssets	5.66%
PensionExpense	4,800,000	3,700,000	2,800,000
Foreign Defined Benefit [Member] | Indal Technologies Hourly Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
DefinedBenefitPlanBenefitObligation	1,200,000	900,000
Defined Benefit Plan, Estimated Future Employer Contributions in Current Fiscal Year	700,000
Foreign Defined Benefit [Member] | MIC Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
DefinedBenefitPlanBenefitObligation	2,400,000	3,200,000
Defined Benefit Plan, Estimated Future Employer Contributions in Current Fiscal Year	800,000
Foreign Defined Benefit [Member] | P And G Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
DefinedBenefitPlanBenefitObligation	1,000,000	2,000,000
Defined Benefit Plan, Estimated Future Employer Contributions in Current Fiscal Year	2,100,000
Foreign Defined Benefit [Member] | Mechetronics Limited [Member]
Defined Benefit Plan Disclosure [Line Items]
DefinedBenefitPlanBenefitObligation	3,000,000	3,000,000
Foreign Defined Benefit [Member] | CWAT [Member]
Defined Benefit Plan Disclosure [Line Items]
DefinedBenefitPlanBenefitObligation	300,000	300,000
Defined Benefit Plan, Estimated Future Employer Contributions in Current Fiscal Year	1,000,000
Defined Contribution Plan, Number of Employees Covered	87
United States Postretirement Benefit Plans Of US Entity Defined Benefit [Member]
Defined Benefit Plan Disclosure [Line Items]
DefinedBenefitPlanBenefitObligation	23,391,000	21,467,000	19,972,000
DefinedBenefitPlanContributionsByPlanParticipants	91,000	381,000
United States Postretirement Benefit Plans Of US Entity Defined Benefit [Member] | Williams Controls [Member]
Defined Benefit Plan Disclosure [Line Items]
DefinedBenefitPlanBenefitObligation	$ 2,100,000