Cash and cash equivalents and marketable securities (Tables)

12 Months Ended

Dec. 31, 2020

Cash and cash equivalents and marketable securities

Schedule of cash and cash equivalents and marketable securities

	December 31,
	2020		2019
Cash and cash equivalents:
Cash	$	15,286	$	6,061
Money market funds		20,825		34,340
Total cash and cash equivalents	$	36,111	$	40,401
Short-term marketable securities-available-for-sale:
Marketable securities	$	4,565	$	40,214
Total short-term marketable securities	$	4,565	$	40,214