Annual report pursuant to Section 13 and 15(d)

INCOME TAXES (Narrative) (Details)

v3.3.1.900
INCOME TAXES (Narrative) (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Income Tax Contingency [Line Items]        
Unrecognized Tax Benefits $ 156.2 $ 72.6 $ 71.8 $ 53.5
Undistributed Earnings of Foreign Subsidiaries 0.0      
Deferred Tax Assets, Operating Loss Carryforwards, State and Local 3,900.0 1,900.0    
Deferred Tax Assets, Operating Loss Carryforwards, Foreign 11,100.0 4,500.0    
Deferred Tax Assets, Tax Credit Carryforwards, Foreign 5.8      
Deferred Tax Assets, Tax Credit Carryforwards, Alternative Minimum Tax 218.7 $ 219.1    
Valuation Allowance, Deferred Tax Asset, Change in Amount $ 2,200.0      
Document Fiscal Year Focus 2015      
Effective Income Tax Rate, Continuing Operations 35.00% 35.00% 35.00%  
Current Fiscal Year End Date --12-31      
Reversal of Valuation Allowance on MRRT credits [Member]        
Income Tax Contingency [Line Items]        
Valuation Allowance, Deferred Tax Asset, Change in Amount $ 111.5      
Deferred Tax Asset, Canadian Deferred Tax Asset that will not be realized [Member]        
Income Tax Contingency [Line Items]        
Valuation Allowance, Deferred Tax Asset, Change in Amount 2,200.0      
Deferred Tax Asset, Domestic Deferred Tax Asset that will not be realized [Member]        
Income Tax Contingency [Line Items]        
Valuation Allowance, Deferred Tax Asset, Change in Amount 165.8      
Other Noncurrent Assets [Member]        
Income Tax Contingency [Line Items]        
Unrecognized Tax Benefits 134.7 $ 49.4    
Other Liabilities [Member]        
Income Tax Contingency [Line Items]        
Unrecognized Tax Benefits 21.5 23.2    
Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued 2.1 $ 1.6    
Deferred Tax Asset, Alternative Minimum Tax Credit Not Utilized [Member]        
Income Tax Contingency [Line Items]        
Deferred Tax Assets, Operating Loss Carryforwards, Foreign $ 1,600.0