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DEBT, CREDIT FACILITIES AND LEASE OBLIGATIONS (Details 2)
In Millions, unless otherwise specified
Dec. 31, 2012
USD ($)
Dec. 31, 2011
USD ($)
Dec. 31, 2012
Japanese yen
JPY (¥)
Dec. 31, 2011
Japanese yen
JPY (¥)
Dec. 31, 2012
Japanese yen to USD
USD ($)
Dec. 31, 2011
Japanese yen to USD
USD ($)
Credit facility            
Unsecured notes, long-term debt $ 189.3 $ 150.4 ¥ 1,200.0 ¥ 1,200.0 $ 14.3 $ 15.4