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Fair Value Measurements (Tables)
3 Months Ended
Mar. 31, 2021
Fair Value Disclosures [Abstract]  
Fair Value of Assets and Liabilities
The following table summarizes the financial assets and liabilities measured at fair value on a recurring basis as of March 31, 2021 and December 31, 2020 and the level they fall within the fair value hierarchy (in thousands):
Amounts Recorded at Fair ValueFinancial Statement ClassificationFair Value HierarchyFair Value March 31, 2021Fair Value December 31, 2020
Non-COLI assets held in Deferred Supplemental Compensation PlanOther assetsLevel 1$1,142 $1,120 
Interest rate swap agreementsAccrued expensesLevel 2$923 $1,603