ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) AND OTHER COMPREHENSIVE INCOME (LOSS) (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Accumulated Other Comprehensive Income (Loss)
Balance at the beginning of the period	$ (21.9)	$ (18.2)
Other comprehensive income (loss) before reclassifications	97.9	(5.2)
Amounts reclassified from accumulated other comprehensive income (loss)	(9.7)	1.5
Net current period other comprehensive income (loss)	88.2	(3.7)	(18.0)
Balance at the end of the period	66.3	(21.9)	(18.2)
Accrued Pension Benefit Liabilities
Accumulated Other Comprehensive Income (Loss)
Balance at the beginning of the period	(48.6)	(40.3)
Other comprehensive income (loss) before reclassifications	118.8	(9.3)
Amounts reclassified from accumulated other comprehensive income (loss)	(9.7)	1.0
Net current period other comprehensive income (loss)	109.1	(8.3)
Balance at the end of the period	60.5	(48.6)
Foreign Currency Items
Accumulated Other Comprehensive Income (Loss)
Balance at the beginning of the period	26.7	22.6
Other comprehensive income (loss) before reclassifications	(20.0)	4.1
Net current period other comprehensive income (loss)	(20.0)	4.1
Balance at the end of the period	6.7	26.7
Equity Investees Other Comprehensive Income
Accumulated Other Comprehensive Income (Loss)
Other comprehensive income (loss) before reclassifications	(0.9)
Net current period other comprehensive income (loss)	(0.9)
Balance at the end of the period	(0.9)
Derivative Cash Flow Hedges
Accumulated Other Comprehensive Income (Loss)
Balance at the beginning of the period		(0.5)
Amounts reclassified from accumulated other comprehensive income (loss)		0.5
Net current period other comprehensive income (loss)		$ 0.5