Prepaid Expenses and Other Current Assets

12 Months Ended

Dec. 31, 2020

Prepaid Expense And Other Assets Current [Abstract]

Prepaid Expenses and Other Current Assets

6. Prepaid Expenses and Other Current Assets

Prepaid expenses and other current assets consisted of the following (in thousands):

	December 31
	2020		2019
Prepaid maintenance and other	$	1,185	$	615
Prepaid insurance		1,443		57
Tax receivable		2,711		722
Interest receivable		20		213
Other current assets		363		179
Total	$	5,722	$	1,786