Quarterly report pursuant to Section 13 or 15(d)

COMMITMENTS AND CONTINGENCIES (Details)

v3.5.0.2
COMMITMENTS AND CONTINGENCIES (Details)
$ in Millions
 1 Months Ended 3 Months Ended 6 Months Ended 180 Months Ended
Oct. 31, 2015
USD ($)
Jun. 30, 2016
USD ($)
helicopter
Jun. 30, 2015
USD ($)
Jun. 30, 2016
USD ($)
helicopter
Jun. 30, 2015
USD ($)
Dec. 31, 2009
USD ($)
Loss Contingencies [Line Items]            
Unfunded capital commitments   $ 152.7   $ 152.7    
Unfunded capital commitments payable   39.4   39.4    
Deposits paid   1.4   1.4    
Commitments eligible for termination   125.8   125.8    
Liquidated damages   3.0   3.0    
Utilized credits   $ 0.5 $ 1.2 $ 1.7 $ 2.5  
AW189 Heavy Helicopters            
Loss Contingencies [Line Items]            
Number of helicopters | helicopter   7   7    
Number of additional helicopters | helicopter   10   10    
S92 Heavy Helicopters            
Loss Contingencies [Line Items]            
Number of helicopters | helicopter   2   2    
Number of additional helicopters | helicopter   1   1    
AW169 Light Twin Helicopters            
Loss Contingencies [Line Items]            
Number of helicopters | helicopter   5   5    
Foreign Tax Authority | Municipal Tax Authorities of Rio de Janeiro and Macae | Aeroleo            
Loss Contingencies [Line Items]            
Taxes, penalties and interest       $ 7.1    
Foreign Tax Authority | Foreign Tax Authority | Aeroleo | Brazilian Tax Dispute with Respect to Employer Social Security Contributions            
Loss Contingencies [Line Items]            
Taxes, penalties and interest       2.5    
Foreign Tax Authority | Foreign Tax Authority | Aeroleo | Other Litigation Matters            
Loss Contingencies [Line Items]            
Other current assets   $ 7.1   7.1    
Foreign Tax Authority | State of Rio de Janeiro | Aeroleo            
Loss Contingencies [Line Items]            
Taxes, penalties and interest       0.4   $ 2.2
Installment payments       $ 0.2    
Damages dismissed $ 1.8