Quarterly report pursuant to Section 13 or 15(d)

Financing Agreements - Narrative (Details)

v3.19.2
Financing Agreements - Narrative (Details)
€ in Millions
3 Months Ended 9 Months Ended 12 Months Ended
Jun. 30, 2019
USD ($)
Jun. 30, 2018
USD ($)
Jun. 30, 2019
USD ($)
Jun. 30, 2018
USD ($)
Sep. 30, 2018
USD ($)
Jun. 30, 2019
EUR (€)
Debt instrument [Line Items]            
Maximum ratio of Indebtedness to EBITDA allowed         3.5  
LeverageHolidayBusinessAcquisition         75.0  
Debt Instrument, Covenant Terms, Minimum Ratio of Earnings before Interest, Taxes, Depreciation, and Amortization to Interest Expense         3.0  
Short-term restricted cash included in other current assets $ 600,000 $ 500,000 $ 600,000 $ 500,000 $ 500,000  
$900 revolving credit facility (excluding outstanding letters of credit)            
Debt instrument [Line Items]            
Line of credit facility, maximum borrowing capacity 768,800,000   768,800,000      
Letters of Credit Outstanding, Amount 7,100,000   7,100,000      
Line of credit facility, remaining borrowing capacity $ 818,900,000   $ 818,900,000      
Weighted average interest rates 2.89% 1.70% 2.66% 1.77%    
Weighted average facility fee 0.13% 0.13% 0.12% 0.16%    
$150 senior unsecured notes, net of discount (1)            
Debt instrument [Line Items]            
Debt Issuance Costs, Net $ 200,000   $ 200,000   400,000  
Other Financing Agreements            
Debt instrument [Line Items]            
Line of credit facility, maximum borrowing capacity 317,600,000   317,600,000      
Line of credit facility, amount utilized for bank guarantees 238,000,000.0   238,000,000.0      
$100 Series A Notes (2)            
Debt instrument [Line Items]            
Debt Issuance Costs, Net $ 300,000   $ 300,000   $ 400,000  
Syndicated credit facility            
Debt instrument [Line Items]            
Line of credit facility, maximum borrowing capacity | €           € 150.0
Maximum            
Debt instrument [Line Items]            
Debt Instrument, Covenant Holiday, Maximum Ratio of Indebtedness to Earnings before Interest, Taxes, Depreciation, and Amortization         4.0