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FINANCING ARRANGEMENTS - LONG-TERM BORROWINGS (Detail)
Jun. 30, 2016
USD ($)
Mar. 16, 2016
USD ($)
Feb. 19, 2016
EUR (€)
Debt Instrument [Line Items]      
Remaining borrowing capacity $ 552,000,000    
Revolving Credit Agreement      
Debt Instrument [Line Items]      
Facility term loan outstanding   $ 52,500,000  
Line of credit, maximum borrowing capacity 500,000,000    
Commercial Paper      
Debt Instrument [Line Items]      
Facility term loan outstanding 0    
Series F Senior Notes | Senior Notes      
Debt Instrument [Line Items]      
Senior notes | €     € 11,000,000
Weighted average interest rate     2.05%
Series G Senior Notes | Senior Notes      
Debt Instrument [Line Items]      
Senior notes | €     € 15,000,000
Weighted average interest rate     2.05%
Series H Senior Notes | Senior Notes      
Debt Instrument [Line Items]      
Senior notes | €     € 45,000,000
Weighted average interest rate     2.45%
Private Placement      
Debt Instrument [Line Items]      
Short-term debt 75,000,000    
Us Dollar Denominated Note Due February 2016 | Private Placement Notes      
Debt Instrument [Line Items]      
Senior notes $ 250,000,000