Other Current Liabilities - Other Current Liabilities (Details) - USD ($) $ in Millions	Mar. 31, 2020	Dec. 31, 2019
Balance Sheet Related Disclosures [Abstract]
Right-of-use operating lease liabilities	$ 36.9	$ 37.3
Accrued legal settlement	36.3	35.1
Interest payable	26.2	21.8
Amounts due to patients and payors	16.0	16.5
Accrued expenses and other	87.9	80.5
Total	$ 203.3	$ 191.2

Amount payable to customer by broker-dealer.

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Carrying value as of the balance sheet date of [accrued] interest payable on all forms of debt, including trade payables, that has been incurred and is unpaid. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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Carrying amount of reserve for known or estimated probable loss from litigation, which may include attorneys' fees and other litigation costs, which is expected to be paid within one year of the date of the statement of financial position.

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Present value of lessee's discounted obligation for lease payments from operating lease, classified as current.

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Amount of expenses incurred but not yet paid classified as other, due within one year or the normal operating cycle, if longer.

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