Accrued Liabilities (Details) - USD ($) $ in Millions	Dec. 31, 2020	Dec. 31, 2019
Accrued Liabilities [Abstract]
Interest	$ 44.3	$ 34.4
Customer deposits	50.1	22.4
Accrued dividend	60.0	54.3
Rebates	51.8	47.1
Billings in excess of revenues	17.5	9.0
Operating lease liability	65.1	56.8
Other	168.2	122.2
Total	$ 457.0	$ 346.2

Contract With Customer, Liability, Billings In Excess Of Revenue

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- Definition

Contract With Customer, Liability, Customer Deposits

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Carrying value as of the balance sheet date of obligations incurred and payable, pertaining to costs that are statutory in nature, are incurred on contractual obligations, or accumulate over time and for which invoices have not yet been received or will not be rendered. Examples include taxes, interest, rent and utilities. 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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Current regulatory liabilities generally represent obligations to make refunds to customers for various reasons including overpayment.

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Carrying value as of the balance sheet date of dividends declared but unpaid on equity securities issued by the entity and outstanding. 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 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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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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