Quarterly report pursuant to Section 13 or 15(d)

LONG-TERM DEBT (Narrative) (Details)

v3.3.0.814
LONG-TERM DEBT (Narrative) (Details) - USD ($)
$ in Millions
 9 Months Ended
Oct. 31, 2015
Jul. 06, 2015
Jun. 11, 2015
Mar. 09, 2015
Feb. 23, 2015
Jan. 31, 2015
Debt Instrument [Line Items]            
Long-term debt $ 8,486.2         $ 757.0
Unsecured Debt            
Debt Instrument [Line Items]            
Long-term debt $ 0.0         0.0
Unsecured Debt | LIBOR            
Debt Instrument [Line Items]            
Effective percentage 1.09%          
Basis spread on variable rate 0.90%          
Senior Notes            
Debt Instrument [Line Items]            
Long-term debt $ 0.0         750.0
Senior notes prepayment   $ 750.0        
Make whole premium   $ 89.5        
Senior Notes | 5.25% Acquisition Notes, due 2020            
Debt Instrument [Line Items]            
Long-term debt $ 750.0       $ 750.0 0.0
Stated percentage   4.03%     5.25%  
Senior notes prepayment   $ 300.0        
Senior Notes | 5.25% Acquisition Notes, due 2020 | LIBOR            
Debt Instrument [Line Items]            
Effective percentage 5.25%          
Senior Notes | 5.75% Acquisition Notes, due 2023            
Debt Instrument [Line Items]            
Long-term debt $ 2,500.0       $ 2,500.0 0.0
Stated percentage   4.63%     5.75%  
Senior notes prepayment   $ 350.0        
Senior Notes | 5.75% Acquisition Notes, due 2023 | LIBOR            
Debt Instrument [Line Items]            
Effective percentage 5.75%          
Senior Notes | 4.78% Series C Notes due 2025            
Debt Instrument [Line Items]            
Stated percentage   4.78%        
Senior notes prepayment   $ 100.0        
Line of Credit | Revolving Credit Facility            
Debt Instrument [Line Items]            
Long-term debt $ 0.0         0.0
Line of Credit | LIBOR | Revolving Credit Facility            
Debt Instrument [Line Items]            
Effective percentage 2.44%          
Basis spread on variable rate 2.25%          
Line of Credit | Senior Secured Credit Facilities            
Debt Instrument [Line Items]            
Long-term debt       $ 6,200.0    
Line of Credit | Senior Secured Credit Facilities | Revolving Credit Facility            
Debt Instrument [Line Items]            
Long-term debt       $ 1,250.0    
Term Loans | LIBOR            
Debt Instrument [Line Items]            
Stated percentage     2.75% 2.25%    
Base rate plus interest per annum     1.75% 1.25%    
Long-term debt fixed interest rate     4.25%      
Quarterly Amortization Payments Percentage of Original Principal Amount Year One       1.25%    
Quarterly Amortization Payments Percentage of Original Principal Amount Year Two       2.50%    
Quarterly Amortization Payments Percentage of Original Principal Amount Beyond Year Two       3.75%    
Quarterly Amortization Payments of Original Principal Amount after Closing     0.25%      
Prepayment fee if loans subject to certain repricing transactions     1.00%      
Prepayment fee second year     2.00%      
Prepayment fee third year     1.00%      
Term Loans | Term Loan B-1            
Debt Instrument [Line Items]            
Long-term debt $ 3,291.7     $ 3,950.0   0.0
Senior secured credit facilities     $ 3,300.0      
Term Loans | Term Loan B-1 | LIBOR            
Debt Instrument [Line Items]            
Effective percentage 3.50%          
Term Loans | Term Loan B-1 | LIBOR | Minimum            
Debt Instrument [Line Items]            
Basis spread on variable rate 0.75%          
Term Loans | Term Loan B-1 | LIBOR | Maximum            
Debt Instrument [Line Items]            
Basis spread on variable rate 2.75%          
Term Loans | Term Loan B-2            
Debt Instrument [Line Items]            
Long-term debt $ 650.0         0.0
Senior secured credit facilities     $ 650.0      
Term Loans | Term Loan B-2 | LIBOR            
Debt Instrument [Line Items]            
Effective percentage 4.25%          
Term Loans | Senior Secured Credit Facilities            
Debt Instrument [Line Items]            
Long-term debt       4,950.0    
Term Loans | Term Loan A            
Debt Instrument [Line Items]            
Long-term debt $ 987.5     $ 1,000.0   0.0
Term Loans | Term Loan A | LIBOR            
Debt Instrument [Line Items]            
Effective percentage 2.44%          
Basis spread on variable rate 2.25%          
Forgivable Promissory Notes            
Debt Instrument [Line Items]            
Long-term debt $ 7.0         7.0
Forgivable Promissory Notes | LIBOR            
Debt Instrument [Line Items]            
Effective percentage 1.00%          
Unsecured Senior Notes            
Debt Instrument [Line Items]            
Long-term debt $ 300.0         $ 0.0
Stated percentage   5.00%        
Long-term debt, including current portion   $ 300.0        
Unsecured Senior Notes | LIBOR            
Debt Instrument [Line Items]            
Effective percentage 5.00%