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v3.22.1

Commitments (Narrative) (Details) $ in Thousands | 3 Months Ended |
--- | --- | ---
Mar. 31, 2022 USD ($) ft² | Mar. 31, 2021 USD ($) | Aug. 04, 2021 ft²
Operating Leased Assets [Line Items] |  |  |
Cash paid for operating lease liabilities | $ | $ 41 |  |
Building [Member] |  |  |
Operating Leased Assets [Line Items] |  |  |
Rent expense | $ | $ 41 | $ 23 |
Austin, Texas [Member] | Operating Leases [Member] |  |  |
Operating Leased Assets [Line Items] |  |  |
Office space | 6,000 |  |
Lease expiration date | Apr. 30, 2024 |  |
Austin, Texas [Member] | Short-Term Operating Lease [Member] |  |  |
Operating Leased Assets [Line Items] |  |  |
Office space | 3,600 |  |
Lease expiration date | Oct. 31, 2022 |  |
Austin, Texas [Member] | Building [Member] |  |  |
Operating Leased Assets [Line Items] |  |  |
Office space |  |  | 90,000

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