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v3.20.4

Fair Value Measurements (Details) - USD ($) $ in Thousands | Dec. 31, 2020 | Dec. 31, 2019
--- | --- | ---
Derivative [Line Items] |  |
Long-term Debt, Gross | $ 1,225,434 |
Fixed rate debt |  |
Derivative [Line Items] |  |
Long-term Debt, Gross | 1,130,000 | $ 783,300
Value of debt | 1,280,000 | 817,700
Variable rate debt |  |
Derivative [Line Items] |  |
Value of debt | $ 92,000 | $ 89,000

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