REVENUE RECOGNITION (Tables)

3 Months Ended

Mar. 31, 2021

Revenue from Contract with Customer [Abstract]

Disaggregated revenue

The following table presents the disaggregation of our revenue for the three months ended March 31, 2021 and 2020 (in thousands).

	Three Months Ended March 31,
	2021		2020
Fixed fee license revenue	$	1,275	$	1,287
Per-unit royalty revenue	5,793		4,895
Total royalty and license revenue	7,068		6,182
Development, services, and other revenue	91		75
Total revenue	$	7,159	$	6,257