2. SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES : Changes to fair value measurement Level 3 (Details) - Liability [Member] - Fair Value, Inputs, Level 3 [Member] - Fair Value, Recurring [Member] - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2020	Dec. 31, 2019
Series A Embedded Derivative Liability [Member]
Customer Securities for which Entity has Right to Sell or Repledge (Including Securities Sold or Repledged) [Line Items]
Fair value ending balance	$ 29,513	$ 17,974
Issuance of Series B warrants	0
Remeasurement to fair value	11,539
Series B Warrants Liability [Member]
Customer Securities for which Entity has Right to Sell or Repledge (Including Securities Sold or Repledged) [Line Items]
Fair value ending balance	58,290	$ 0
Issuance of Series B warrants	4,600
Remeasurement to fair value	$ 53,690