Nominal or face amount used to calculate payments on the derivative asset.

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Average fixed interest rate related to the group of interest rate derivatives.

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Cap rate on an interest rate derivative such as an interest rate cap or collar. If market rates exceed the cap rate, a payment or receipt is triggered on the contract.

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- Definition

Amount of increase in the fair value of derivatives recognized in the income statement.

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Amount of decrease in the fair value of derivatives recognized in the income statement.

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- Definition

The number of derivative instruments of a particular group held by the entity.

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Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity.

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Interest and debt related expenses associated with nonoperating financing activities of the entity.

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Amount, after tax and before reclassification, of gain (loss) from derivative instrument designated and qualifying as cash flow hedge included in assessment of hedge effectiveness.

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Derivative Financial Instruments - Narratives (Details)	12 Months Ended
Derivative Financial Instruments - Narratives (Details)	Dec. 31, 2019 USD ($)	Dec. 31, 2018 USD ($)	Dec. 31, 2017 USD ($)	Mar. 30, 2019 USD ($) instrument
Notional Disclosures
Realized loss on hedge	$ 235,000		$ 6,300,000
Realized gain on hedges		$ (5,396,000)	(4,176,000)
Loss on extinguishment of debt	0	0	23,262,000
Derivative instrument losses recognized in OCI		1,300,000	3,400,000
Interest expense, net	71,778,000	70,818,000	79,034,000
Interest rate cap contracts
Notional Disclosures
Notional amount				$ 150,000,000.0
Number of derivative instruments (instruments) \| instrument				2
Derivative cap interest rate (percent)				3.00%
Not Designated as Hedging Instrument \| Foreign Exchange Contracts, Forecasted Transactions
Notional Disclosures
Notional amount	91,600,000
Not Designated as Hedging Instrument \| Foreign Currency Exchange Contracts, Intercompany Loans and Interest
Notional Disclosures
Notional amount	29,500,000
Not Designated as Hedging Instrument \| Foreign Exchange Contracts, Consolidated Earnings
Notional Disclosures
Notional amount	116,500,000
Not Designated as Hedging Instrument \| Foreign currency forward contracts
Notional Disclosures
Realized loss on hedge	9,800,000
Realized gain on hedges		(7,800,000)
Designated as Hedging Instrument \| December 2016 - December 2017 \| Cash Flow Hedge
Notional Disclosures
Notional amount			914,300,000
Loss on extinguishment of debt			3,600,000
Designated as Hedging Instrument \| Interest rate swap
Notional Disclosures
Interest expense, net	$ 1,300,000	$ 2,100,000	8,900,000
Designated as Hedging Instrument \| Interest rate swap \| Cash Flow Hedge
Notional Disclosures
Notional amount			$ 914,250,000
Weighted average rate, percent			2.188%