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Derivatives and Hedging - Outstanding Derivatives Contracts (Details) $ in Thousands	3 Months Ended	12 Months Ended
	Mar. 31, 2021 USD ($) outstanding_contract derivative_instrument	Dec. 31, 2020 USD ($) outstanding_contract
Derivatives, Fair Value [Line Items]
Number of Contracts | outstanding_contract	37	167
Notional Amounts	$ 1,596,038	$ 1,830,063
Fair Value Asset (Liability), Net	(85,026)	(110,689)
Unrealized Loss Recorded in AOCI/L, net of tax	$ (72,834)	$ (78,104)
Interest rate swaps
Derivatives, Fair Value [Line Items]
Number of Contracts | derivative_instrument	4
Notional Amounts	$ 1,400,000
Not Designated as Hedging Instrument | Other liabilities | Interest rate swaps
Derivatives, Fair Value [Line Items]
Number of Contracts | outstanding_contract	4	4
Notional Amounts	$ 1,400,000	$ 1,400,000
Fair Value Asset (Liability), Net	(50,096)	(74,289)
Unrealized Loss Recorded in AOCI/L, net of tax	(72,834)	(78,104)
Not Designated as Hedging Instrument | Accrued liabilities | Interest rate swaps
Derivatives, Fair Value [Line Items]
Fair Value Asset (Liability), Net	$ (34,710)	$ (34,886)
Not Designated as Hedging Instrument | Accrued liabilities | Foreign currency forwards
Derivatives, Fair Value [Line Items]
Number of Contracts | outstanding_contract	33	163
Notional Amounts	$ 196,038	$ 430,063
Fair Value Asset (Liability), Net	(220)	(1,514)
Unrealized Loss Recorded in AOCI/L, net of tax	$ 0	$ 0

X

- Definition

Fair values as of the balance sheet date of the net amount of all assets and liabilities resulting from contracts that meet the criteria of being accounted for as derivative instruments.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 45
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- Definition

Nominal or face amount used to calculate payment on derivative.

+ References

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

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

+ References

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