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Fair Value Measurements - USD ($) $ in Thousands | Dec. 31, 2020 | Dec. 31, 2019
--- | --- | ---
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Derivative Asset, Fair Value, Gross Asset | $ 2,200 | $ 1,600
Derivative Liability | 23,300 | 9,000
Cash Equivalents, at Carrying Value | 14,300 | 8,200
Fair Value, Inputs, Level 2 [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Derivative Asset, Fair Value, Gross Asset | 2,227 | 1,568
Derivative Liability, Fair Value, Gross Liability | 23,291 | 9,017
Change in Carrying Value Verse Fair Value of Long Term Debt | 57,400 |
Foreign Currency Derivative Instruments Not Designated as Hedging Instruments, Asset at Fair Value | 2,227 | 1,568
Foreign Currency Derivative Instruments Not Designated as Hedging Instruments, Liability at Fair Value | 1,399 | 2,392
Interest Rate Derivative Liabilities, at Fair Value | 2,502 | 1,548
Foreign Currency Cash Flow Hedge Liability at Fair Value | 6,297 | 4,706
Short-Term Interest Rate Swap [Member] | Fair Value, Inputs, Level 2 [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Interest Rate Derivative Liabilities, at Fair Value | 0 | 371
Short-Term Cross Currency Swap | Fair Value, Inputs, Level 2 [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Foreign Currency Cash Flow Hedge Liability at Fair Value | $ 13,093 | $ 0

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