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Financial Instruments - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Derivative Instruments, Gain (Loss) [Line Items] |  |  |
Long Term Debt Percentage Bearing Fixed Interest Percentage | 78.00% |  |
Gain/Loss on FX Effectiveness |  | $ 0 |
Designated as Hedging Instrument [Member] |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |
Cash Flow Hedge Gain (Loss) to be Reclassified within Twelve Months | $ 700 |  |
Designated as Hedging Instrument [Member] | June 2019 4 YR Cross Currency Swap [Member] |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |
Derivative, Amount of Hedged Item | $ 50,000 |  |
Derivative, Fixed Interest Rate | 0.82% |  |
Designated as Hedging Instrument [Member] | June 2019 2 YR Cross Currency Swap [Member] |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |
Derivative, Amount of Hedged Item | $ 50,000 |  |
Derivative, Fixed Interest Rate | 0.95% |  |
Designated as Hedging Instrument [Member] | February 2019 Cross Currency Swap [Member] |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |
Derivative, Amount of Hedged Item | $ 50,000 |  |
Derivative, Fixed Interest Rate | 0.78% |  |
Designated as Hedging Instrument [Member] | 2.25% $100 Million Interest Rate Swap [Member] |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |
Derivative, Amount of Hedged Item | $ 100,000 |  |
Derivative, Fixed Interest Rate | 2.25% |  |
Designated as Hedging Instrument [Member] | 2.52% $50 Million Interest Rate Swap [Member] |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |
Derivative, Amount of Hedged Item | $ 50,000 |  |
Derivative, Fixed Interest Rate | 2.52% |  |
Gain/Loss on IR Effectiveness | $ 0 | 0 |
Designated as Hedging Instrument [Member] | Cross Currency Swap [Member] |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |
Gain/Loss on FX Effectiveness | 0 |  |
Not Designated as Hedging Instrument [Member] |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |
Derivative, Amount of Hedged Item | 536,500 | 494,600 |
Gain (Loss) on Foreign Currency Derivative Instruments Not Designated as Hedging Instruments | $ (4,800) | $ 3,700 | $ 1,200

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- Definition The percentage of the carrying amount of long-term borrowings outstanding as of the balance sheet date, including current maturities, which accrues interest at a set, unchanging rate. + References No definition available. + Details
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- Definition The estimated net amount of existing gains or losses on cash flow hedges at the reporting date expected to be reclassified to earnings within the next 12 months. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=121549185&loc=d3e80748-113994 + Details
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