2. SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES : Fair Value on a Recurring Basis (Details) - Fair Value, Recurring [Member] - USD ($) $ in Thousands	Jun. 30, 2020	Dec. 31, 2019
Assets [Member] | Fair Value, Inputs, Level 1 [Member]
Customer Securities for which Entity has Right to Sell or Repledge (Including Securities Sold or Repledged) [Line Items]
Assets	$ 27,066	$ 17,883
Assets [Member] | Fair Value, Inputs, Level 1 [Member] | Trading Securities Equity [Member]
Customer Securities for which Entity has Right to Sell or Repledge (Including Securities Sold or Repledged) [Line Items]
Assets	19,697	17,140
Assets [Member] | Fair Value, Inputs, Level 1 [Member] | Equity Securities Forward Contract [Member]
Customer Securities for which Entity has Right to Sell or Repledge (Including Securities Sold or Repledged) [Line Items]
Assets	7,369
Assets [Member] | Fair Value, Inputs, Level 1 [Member] | Warrant Investment [Member]
Customer Securities for which Entity has Right to Sell or Repledge (Including Securities Sold or Repledged) [Line Items]
Assets	0	0
Assets [Member] | Fair Value, Inputs, Level 1 [Member] | Trading Securities Debt [Member]
Customer Securities for which Entity has Right to Sell or Repledge (Including Securities Sold or Repledged) [Line Items]
Assets		0
Assets [Member] | Fair Value, Inputs, Level 1 [Member] | Common Stock Investment [Member]
Customer Securities for which Entity has Right to Sell or Repledge (Including Securities Sold or Repledged) [Line Items]
Assets		743
Assets [Member] | Fair Value, Inputs, Level 2 [Member]
Customer Securities for which Entity has Right to Sell or Repledge (Including Securities Sold or Repledged) [Line Items]
Assets	4,063	94,600
Assets [Member] | Fair Value, Inputs, Level 2 [Member] | Trading Securities Equity [Member]
Customer Securities for which Entity has Right to Sell or Repledge (Including Securities Sold or Repledged) [Line Items]
Assets	0	0
Assets [Member] | Fair Value, Inputs, Level 2 [Member] | Equity Securities Forward Contract [Member]
Customer Securities for which Entity has Right to Sell or Repledge (Including Securities Sold or Repledged) [Line Items]
Assets
Assets [Member] | Fair Value, Inputs, Level 2 [Member] | Warrant Investment [Member]
Customer Securities for which Entity has Right to Sell or Repledge (Including Securities Sold or Repledged) [Line Items]
Assets	4,063	757
Assets [Member] | Fair Value, Inputs, Level 2 [Member] | Trading Securities Debt [Member]
Customer Securities for which Entity has Right to Sell or Repledge (Including Securities Sold or Repledged) [Line Items]
Assets		93,843
Assets [Member] | Fair Value, Inputs, Level 2 [Member] | Common Stock Investment [Member]
Customer Securities for which Entity has Right to Sell or Repledge (Including Securities Sold or Repledged) [Line Items]
Assets		0
Assets [Member] | Fair Value, Inputs, Level 3 [Member]
Customer Securities for which Entity has Right to Sell or Repledge (Including Securities Sold or Repledged) [Line Items]
Assets	0	0
Assets [Member] | Fair Value, Inputs, Level 3 [Member] | Trading Securities Equity [Member]
Customer Securities for which Entity has Right to Sell or Repledge (Including Securities Sold or Repledged) [Line Items]
Assets	0	0
Assets [Member] | Fair Value, Inputs, Level 3 [Member] | Equity Securities Forward Contract [Member]
Customer Securities for which Entity has Right to Sell or Repledge (Including Securities Sold or Repledged) [Line Items]
Assets	0
Assets [Member] | Fair Value, Inputs, Level 3 [Member] | Warrant Investment [Member]
Customer Securities for which Entity has Right to Sell or Repledge (Including Securities Sold or Repledged) [Line Items]
Assets	0	0
Assets [Member] | Fair Value, Inputs, Level 3 [Member] | Trading Securities Debt [Member]
Customer Securities for which Entity has Right to Sell or Repledge (Including Securities Sold or Repledged) [Line Items]
Assets		0
Assets [Member] | Fair Value, Inputs, Level 3 [Member] | Common Stock Investment [Member]
Customer Securities for which Entity has Right to Sell or Repledge (Including Securities Sold or Repledged) [Line Items]
Assets		0
Liability [Member] | Fair Value, Inputs, Level 1 [Member]
Customer Securities for which Entity has Right to Sell or Repledge (Including Securities Sold or Repledged) [Line Items]
Liabilities	0	0
Liability [Member] | Fair Value, Inputs, Level 1 [Member] | Series A Warrants [Member]
Customer Securities for which Entity has Right to Sell or Repledge (Including Securities Sold or Repledged) [Line Items]
Liabilities	0	0
Liability [Member] | Fair Value, Inputs, Level 1 [Member] | Series B Warrants [Member]
Customer Securities for which Entity has Right to Sell or Repledge (Including Securities Sold or Repledged) [Line Items]
Liabilities	0
Liability [Member] | Fair Value, Inputs, Level 1 [Member] | Embedded Derivative Liability [Member]
Customer Securities for which Entity has Right to Sell or Repledge (Including Securities Sold or Repledged) [Line Items]
Liabilities	0	0
Liability [Member] | Fair Value, Inputs, Level 2 [Member]
Customer Securities for which Entity has Right to Sell or Repledge (Including Securities Sold or Repledged) [Line Items]
Liabilities	6,952	3,568
Liability [Member] | Fair Value, Inputs, Level 2 [Member] | Series A Warrants [Member]
Customer Securities for which Entity has Right to Sell or Repledge (Including Securities Sold or Repledged) [Line Items]
Liabilities	6,952	3,568
Liability [Member] | Fair Value, Inputs, Level 2 [Member] | Series B Warrants [Member]
Customer Securities for which Entity has Right to Sell or Repledge (Including Securities Sold or Repledged) [Line Items]
Liabilities	0
Liability [Member] | Fair Value, Inputs, Level 2 [Member] | Embedded Derivative Liability [Member]
Customer Securities for which Entity has Right to Sell or Repledge (Including Securities Sold or Repledged) [Line Items]
Liabilities	0	0
Liability [Member] | Fair Value, Inputs, Level 3 [Member]
Customer Securities for which Entity has Right to Sell or Repledge (Including Securities Sold or Repledged) [Line Items]
Liabilities	87,803	17,974
Liability [Member] | Fair Value, Inputs, Level 3 [Member] | Series A Warrants [Member]
Customer Securities for which Entity has Right to Sell or Repledge (Including Securities Sold or Repledged) [Line Items]
Liabilities	0	0
Liability [Member] | Fair Value, Inputs, Level 3 [Member] | Series B Warrants [Member]
Customer Securities for which Entity has Right to Sell or Repledge (Including Securities Sold or Repledged) [Line Items]
Liabilities	58,290
Liability [Member] | Fair Value, Inputs, Level 3 [Member] | Embedded Derivative Liability [Member]
Customer Securities for which Entity has Right to Sell or Repledge (Including Securities Sold or Repledged) [Line Items]
Liabilities	$ 29,513	$ 17,974