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Debt - Additional Information (Details) - USD ($)
$ in Thousands
9 Months Ended
Mar. 31, 2020
Jun. 30, 2019
Mar. 31, 2019
Debt Instrument [Line Items]      
Revolving credit facility $ 146,000 $ 96,000  
Credit Agreement [Member] | Revolving credit facility      
Debt Instrument [Line Items]      
Maximum borrowing capacity 250,000    
Revolving credit facility 146,000    
Outstanding letters of credit 2,709    
Aggregate available credit facilities $ 101,291    
Weighted-average interest rates 3.44%   3.82%
Percentage of interest rate 2.54%    
Credit Agreement [Member] | Term A Loans And Revolving Credit Facility [Member]      
Debt Instrument [Line Items]      
Maturity dates June 29, 2022    
Covenant requirement, permitted leverage ratio a maximum First Lien Net Leverage Ratio and (ii) a minimum consolidated interest coverage ratio, each calculated on a trailing four quarter basis    
Debt instrument, covenant compliance we were in compliance with the financial covenants    
Credit Agreement [Member] | Term A Loans And Revolving Credit Facility [Member] | London Interbank Offered Rate (LIBOR) [Member]      
Debt Instrument [Line Items]      
Interest rate, description 2.00%, 1.75% or 1.50%    
Floor rate 0.00%    
Credit Agreement [Member] | Term A Loans And Revolving Credit Facility [Member] | Eurodollar [Member]      
Debt Instrument [Line Items]      
Interest rate, description 2.00%, 1.75% or 1.50%    
Credit Agreement [Member] | Term A Loans And Revolving Credit Facility [Member] | Base Rate      
Debt Instrument [Line Items]      
Interest rate, description 1.00%, 0.75% or 0.50%    
Credit Agreement [Member] | Term A Loan [Member]      
Debt Instrument [Line Items]      
Aggregate principal amount $ 250,000    
Weighted-average interest rates 3.45%   3.50%
Percentage of interest rate 3.19%    
July 2017 Agreement [Member]      
Debt Instrument [Line Items]      
Percentage of interest rate 0.62%    
July 2017 Agreement [Member] | Interest Rate Swap      
Debt Instrument [Line Items]      
Percentage of interest rate 1.8325%    
Derivative, Notional Amount $ 150,000    
March 2020 Agreement [Member]      
Debt Instrument [Line Items]      
Derivative, Notional Amount $ 300,000    
March 2020 Agreement [Member] | Interest Rate Swap      
Debt Instrument [Line Items]      
Percentage of interest rate 0.62%    
Derivative, Notional Amount $ 150,000