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Other Current Assets and Other Long-Term Assets (Tables)
12 Months Ended
Dec. 31, 2021
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]  
Schedule of Other Current Assets
Other current assets consisted of the following (in thousands):
December 31,
 20212020
Prepaid expenses$11,895 $8,158 
Deposits and other receivables2,235 3,075 
Interest receivables2,513 2,304 
$16,643 $13,537