Debt (Tables)

12 Months Ended

Dec. 31, 2020

Long-term Debt, Unclassified [Abstract]

Schedule of Cash Paid for Interest

Total cash paid for interest in the years ended December 31 was (in thousands):

	2020		2019		2018
Interest expense, net	$	703	$	2,323	$	10,709
Interest income	276		764		2,156
Other non-cash adjustments	(345)		(380)		(529)
Cash paid for interest	$	634	$	2,707	$	12,336