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Marketable Securities
9 Months Ended
Sep. 30, 2023
Investments, Debt and Equity Securities [Abstract]  
Marketable Securities Marketable Securities
Marketable securities consisted of the following at September 30, 2023 and December 31, 2022:
September 30, 2023December 31, 2022
(in thousands)
Deferred compensation plan assets$25,959 $23,547 
Certificates of deposit252,830 — 
Total marketable securities$278,789 $23,547