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Nature of Operations (Details)
$ in Millions
3 Months Ended
Sep. 11, 2020
USD ($)
Sep. 30, 2020
USD ($)
segment
Number of reporting segments | segment   2
Senior Secured Term Loan Facility [Member] | Scenario, Plan [Member]    
Debt instrument, face amount $ 1,000.0  
Senior Secured Revolving Loan Facility [Member] | Scenario, Plan [Member]    
Maximum borrowing capacity 400.0  
Senior Secured Notes [Member] | Scenario, Plan [Member]    
Debt instrument, face amount 650.0  
Senior Secured Bridge Term Loan Facility [Member] | Scenario, Plan [Member]    
Maximum borrowing capacity 650.0  
Walden [Member]    
Acquisition and integration costs   $ 13.4
Walden [Member] | Scenario, Plan [Member]    
Cash paid for acquisition $ 1,480.0