2. SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES : Disaggregation of Revenue (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Product Information [Line Items]
Revenues	$ 2,118	$ 5,460	$ 5,933	$ 8,847
Paid Up Revenue Agreements [Member]
Product Information [Line Items]
Revenues	1,792	4,864	5,092	4,864
Recurring Revenue Agreements [Member]
Product Information [Line Items]
Revenues	$ 326	$ 596	$ 841	$ 3,983