MATERIAL CHARGES AND OTHER OPERATING EXPENSES (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Material Charges and Other Operating Expenses [Abstract]
Asset impairment charges	$ 4.5	$ 8.1
Redomestication expenses		13.8
Repair costs for the EXL		12.0
Pension settlement costs		8.7
Incremental share-based compensation cost		2.3	2.0
Gain (loss) from litigation settlements		4.7	(6.1)
Incremental noncash and cash compensation cost in connection with the separation of an employee			$ 4.9