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Prepaid Expenses and Other Current Assets (Tables)
12 Months Ended
Dec. 31, 2021
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]  
Schedule of prepaid expense and other current assets
Prepaid expense and other current assets consisted of the following at December 31:
(in thousands)20212020
Prepaid expenses$44,677 $28,305 
Other current assets887 577 
$45,564 $28,882