ACCRUED EXPENSES AND OTHER CURRENT LIABILITIES (Details) - USD ($) $ in Millions	Mar. 31, 2020	Dec. 31, 2019
Payables and Accruals [Abstract]
Cost of telecommunications services	$ 91.7	$ 105.3
Interest rate swaps	86.7	53.5
Compensation and benefits	25.6	24.4
Taxes payable	26.2	28.3
Selling, general and administrative	19.4	18.1
Interest	11.8	0.4
Restructuring, current portion	6.7	6.4
Other	5.3	4.4
Accrued expenses and other current liabilities	$ 273.4	$ 240.8

Accrued Selling, General, And Administrative Costs, Current

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Cost Of Telecommunications Services Payable, Current

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Amount of expenses incurred but not yet paid nor invoiced, and liabilities classified as other.

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Fair value, after the effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset, expected to be settled within one year or normal operating cycle, if longer. Includes assets not subject to a master netting arrangement and not elected to be offset.

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Total of the carrying values as of the balance sheet date of obligations incurred through that date and payable for obligations related to services received from employees, such as accrued salaries and bonuses, payroll taxes and fringe benefits.

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Amount of interest payable on debt, including, but not limited to, trade payables.

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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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Carrying amount as of the balance sheet date of known and estimated obligations associated with exit from or disposal of business activities or restructurings pursuant to a duly authorized plan, which are expected to be paid in the next twelve months or in the normal operating cycle if longer. Costs of such activities include those for one-time termination benefits, termination of an operating lease or other contract, consolidating or closing facilities, relocating employees, and costs associated with an ongoing benefit arrangement, but excludes costs associated with the retirement of a long-lived asset.

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Carrying value as of the balance sheet date of obligations incurred and payable for statutory income, sales, use, payroll, excise, real, property and other taxes. 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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