Prepaid Expenses and Other Assets

12 Months Ended

Dec. 31, 2021

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Prepaid Expenses and Other Assets

4. PREPAID EXPENSES AND OTHER ASSETS

Prepaid expenses and other assets consist of the following as of December 31 (in thousands):

	2021		2020
Prepaid expenses	$	15,061	$	7,285
Revenues in excess of billings		9,109		8,879
Income tax receivable		406		7,823
Other		576		1,323
Total prepaid expenses and other assets	$	25,152	$	25,310