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Financial Instruments and Fair Value Measurements (Tables)
 6 Months Ended
Jun. 30, 2021
Fair Value Disclosures [Abstract]  
Summary of carrying value and estimated fair values for financial instruments
The following table presents the carrying value, as applicable, and estimated fair value for financial instruments at June 30, 2021 and December 31, 2020:
 June 30, 2021December 31, 2020
(In thousands)Carrying
Amount		Fair
Value		Carrying
Amount		Fair
Value
Financial assets:
Costa Rica government obligations$3,059 $3,059 $— $— 
Financial liabilities:
Interest rate swap19,768 19,768 25,578 25,578 
2023 Term A Loan176,161 175,121 188,788 186,678 
2024 Term B Loan294,923 296,942 306,503 308,339