This element represents acquisition-related costs incurred to effect a business combination which costs have been expensed during the period. Such costs include finder's fees; advisory, legal, accounting, valuation, and other professional or consulting fees; general administrative costs, including the costs of maintaining an internal acquisitions department; and may include costs of registering and issuing debt and equity securities.

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Face (par) amount of debt instrument at time of issuance.

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Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

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Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements.

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The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price.

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Nature of Operations (Details) $ in Millions		3 Months Ended	6 Months Ended
Nature of Operations (Details) $ in Millions	Sep. 11, 2020 USD ($)	Dec. 31, 2020 USD ($)	Dec. 31, 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		$ 11.1	$ 24.5
Walden [Member] \| Scenario, Plan [Member]
Cash paid for acquisition	$ 1,480.0