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Long-Term Debt - Additional Information (Detail)
3 Months Ended 9 Months Ended
Dec. 31, 2020
Sep. 30, 2020
USD ($)
Sep. 30, 2020
EUR (€)
Dec. 31, 2019
USD ($)
Oct. 31, 2019
EUR (€)
Jul. 01, 2019
Feb. 08, 2019
USD ($)
Feb. 08, 2019
EUR (€)
Debt Instrument [Line Items]                
Interest rate on debt           1.25%    
Debt instrument covenant compliance leverage ratio, threshold   4.0            
Debt instrument covenant compliance leverage ratio, actual   2.4            
Long-term debt, maturity date   Feb. 08, 2024            
Scenario, Forecast [Member]                
Debt Instrument [Line Items]                
Debt instrument covenant compliance leverage ratio, threshold 4.5              
Floating-to-fixed Interest Rate Swap Agreement [Member]                
Debt Instrument [Line Items]                
Derivative notional amount | €         € 180,000,000      
Derivative fixed interest rate         0.0395%      
Loans variable rate of interest | €         € 180,000,000      
Minimum [Member]                
Debt Instrument [Line Items]                
Long-term debt percentage bearing fixed Interest rate         0.00%      
Term Loans [Member]                
Debt Instrument [Line Items]                
Line of credit facility, maximum borrowing capacity | €     € 220,000,000         € 220,000,000
5.375% Notes [Member]                
Debt Instrument [Line Items]                
Interest rate on debt   5.375% 5.375%          
Revolving Credit Facility [Member]                
Debt Instrument [Line Items]                
Line of credit facility, maximum borrowing capacity | $             $ 400,000,000  
Federal fund rate spread   1.00%            
Revolving Credit Facility [Member] | Minimum [Member]                
Debt Instrument [Line Items]                
Federal fund rate spread   0.125%            
Revolving Credit Facility [Member] | Maximum [Member]                
Debt Instrument [Line Items]                
Federal fund rate spread   1.00%            
Revolving Credit Facility [Member] | Federal Funds Rate [Member]                
Debt Instrument [Line Items]                
Federal fund rate spread   0.50%            
Revolving Credit Facility [Member] | Euro Rate [Member] | Minimum [Member]                
Debt Instrument [Line Items]                
Federal fund rate spread   1.125%            
Revolving Credit Facility [Member] | Euro Rate [Member] | Maximum [Member]                
Debt Instrument [Line Items]                
Federal fund rate spread   2.00%            
Revolving Credit Facility [Member] | EURIBOR [Member] | Minimum [Member]                
Debt Instrument [Line Items]                
Federal fund rate spread   1.125%            
Revolving Credit Facility [Member] | EURIBOR [Member] | Maximum [Member]                
Debt Instrument [Line Items]                
Federal fund rate spread   2.00%            
Letters of Credit [Member]                
Debt Instrument [Line Items]                
Letters of credit issued | $   $ 7,300,000   $ 7,300,000        
Letters of credit outstanding | $   $ 0