LITIGATION AND CONTINGENCIES (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended			3 Months Ended	12 Months Ended	0 Months Ended		12 Months Ended	1 Months Ended
	Dec. 31, 2009 Action	Dec. 31, 2008 Action	Dec. 31, 2013	Jun. 30, 2013 DOJ Investigation	Dec. 31, 2013 DOJ Investigation	Dec. 08, 2011 Shareholder Derivative Actions	Feb. 23, 2012 Pending Litigation	Dec. 31, 2008 Pending Litigation Action	Jan. 31, 2014 Subsequent Event
Litigation and Contingencies
Deferred Prosecution Agreement period			24 months
Litigation settlement paid									$ 30
Litigation settlement amount					30
Increase (decrease) in accrued liabilities				20.2
Number of derivative actions filed in Federal court	3,000	3
Number of derivative actions filed in Texas State District Court	3,000	3
Amount paid to entity by insurers to settle derivative actions						8.0
Legal fees and costs awarded to plaintiff's lawyers						2.25
Additional amount paid to the entity from insurers						2.0
Number of putative securities class actions consolidated with shareholder derivative actions								2
Settlement amount paid							$ 74