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Fair Value Measurements - Fair Value of Assets and Liabilities (Details) - Interest rate swap - USD ($)
$ in Thousands
Dec. 31, 2020
Dec. 31, 2019
Derivatives, Fair Value [Line Items]    
Derivative assets $ 2,286 $ 572
Derivative liabilities 16,985 7,943
Fair Value, Inputs, Level 2 [Member]    
Derivatives, Fair Value [Line Items]    
Derivative assets 2,286 572
Derivative liabilities $ 16,985 $ 7,943