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2. Fair Value on a Recurring Basis (Details) - Fair Value, Measurements, Recurring [Member] - USD ($) $ in Thousands | Dec. 31, 2019 | Dec. 31, 2018
--- | --- | ---
Assets [Member] | Fair Value, Inputs, Level 1 [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Assets | $ 17,883 | $ 8,407
Assets [Member] | Fair Value, Inputs, Level 1 [Member] | Trading Securities - Debt [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Assets | 0 | 0
Assets [Member] | Fair Value, Inputs, Level 1 [Member] | Trading Securities - Equity [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Assets | 17,140 | 3,012
Assets [Member] | Fair Value, Inputs, Level 1 [Member] | Investments - Warrants [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Assets | 0 | 0
Assets [Member] | Fair Value, Inputs, Level 1 [Member] | Investments - Common Stock [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Assets | 743 | 5,395
Assets [Member] | Fair Value, Inputs, Level 2 [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Assets | 94,600 | 35,706
Assets [Member] | Fair Value, Inputs, Level 2 [Member] | Trading Securities - Debt [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Assets | 93,843 | 33,642
Assets [Member] | Fair Value, Inputs, Level 2 [Member] | Trading Securities - Equity [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Assets | 0 | 0
Assets [Member] | Fair Value, Inputs, Level 2 [Member] | Investments - Warrants [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Assets | 757 | 2,064
Assets [Member] | Fair Value, Inputs, Level 2 [Member] | Investments - Common Stock [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Assets | 0 | 0
Assets [Member] | Fair Value, Inputs, Level 3 [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Assets | 0 | 0
Assets [Member] | Fair Value, Inputs, Level 3 [Member] | Trading Securities - Debt [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Assets | 0 | 0
Assets [Member] | Fair Value, Inputs, Level 3 [Member] | Trading Securities - Equity [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Assets | 0 | 0
Assets [Member] | Fair Value, Inputs, Level 3 [Member] | Investments - Warrants [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Assets | 0 | 0
Assets [Member] | Fair Value, Inputs, Level 3 [Member] | Investments - Common Stock [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Assets | 0 | 0
Liability [Member] | Fair Value, Inputs, Level 1 [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Liabilities | 0 | 0
Liability [Member] | Fair Value, Inputs, Level 1 [Member] | Profit Interest Units [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Liabilities | 0 | 0
Liability [Member] | Fair Value, Inputs, Level 1 [Member] | Series A Warrants [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Liabilities | 0 |
Liability [Member] | Fair Value, Inputs, Level 1 [Member] | Embedded Derivative Liability [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Liabilities | 0 |
Liability [Member] | Fair Value, Inputs, Level 2 [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Liabilities | 4,159 | 591
Liability [Member] | Fair Value, Inputs, Level 2 [Member] | Profit Interest Units [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Liabilities | 591 | 591
Liability [Member] | Fair Value, Inputs, Level 2 [Member] | Series A Warrants [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Liabilities | 3,568 |
Liability [Member] | Fair Value, Inputs, Level 2 [Member] | Embedded Derivative Liability [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Liabilities | 0 |
Liability [Member] | Fair Value, Inputs, Level 3 [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Liabilities | 17,974 | 0
Liability [Member] | Fair Value, Inputs, Level 3 [Member] | Profit Interest Units [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Liabilities | 0 | $ 0
Liability [Member] | Fair Value, Inputs, Level 3 [Member] | Series A Warrants [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Liabilities | 0 |
Liability [Member] | Fair Value, Inputs, Level 3 [Member] | Embedded Derivative Liability [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Liabilities | $ 17,974 |

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