DERIVATIVE FINANCIAL INSTRUMENTS (Details 1) - USD ($) $ in Millions	Dec. 31, 2015	Dec. 31, 2014
Copper Commodity Forward Contracts
Derivative [Line Items]
Derivative, Notional Amount	$ 43.6	$ 62.7
Zinc Commodity Forward Contracts
Derivative [Line Items]
Derivative, Notional Amount	8.7	6.8
Lead Commodity Forward Contracts
Derivative [Line Items]
Derivative, Notional Amount	9.3	14.1
Natural Gas Commodity Forward Contracts
Derivative [Line Items]
Derivative, Notional Amount	$ 2.0	$ 5.7