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Income Taxes - Net Operating Loss and Research Credit Carryforwards (Details) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2021 USD ($)
Federal | Federal |
Operating Loss Carryforwards [Line Items] |
Net operating loss | $ 31.2
Net operating loss subject to sections 382,383 | Yes
Federal | Federal | Minimum |
Operating Loss Carryforwards [Line Items] |
Net operating loss, expiration in year | 2036
Federal | Federal | Maximum |
Operating Loss Carryforwards [Line Items] |
Net operating loss, expiration in year | 2037
Federal | Federal | Capital loss |
Operating Loss Carryforwards [Line Items] |
Tax credit | $ 13.5
Tax credit subject to sections 382,383 | No
Federal | Federal | Capital loss | Minimum |
Operating Loss Carryforwards [Line Items] |
Tax credit, expiration in year | 2026
Federal | Federal | Capital loss | Maximum |
Operating Loss Carryforwards [Line Items] |
Tax credit, expiration in year | 2026
Federal | Federal | Research credit |
Operating Loss Carryforwards [Line Items] |
Tax credit | $ 6.4
Tax credit subject to sections 382,383 | Yes
Federal | Federal | Research credit | Minimum |
Operating Loss Carryforwards [Line Items] |
Tax credit, expiration in year | 2027
Federal | Federal | Research credit | Maximum |
Operating Loss Carryforwards [Line Items] |
Tax credit, expiration in year | 2042
State | Utah |
Operating Loss Carryforwards [Line Items] |
Net operating loss | $ 2.4
Net operating loss subject to sections 382,383 | No
State | Utah | Minimum |
Operating Loss Carryforwards [Line Items] |
Net operating loss, expiration in year | 2022
State | Utah | Research credit |
Operating Loss Carryforwards [Line Items] |
Tax credit | $ 6.9
Tax credit subject to sections 382,383 | No
State | Utah | Research credit | Minimum |
Operating Loss Carryforwards [Line Items] |
Tax credit, expiration in year | 2022
State | Utah | Research credit | Maximum |
Operating Loss Carryforwards [Line Items] |
Tax credit, expiration in year | 2036
State | California |
Operating Loss Carryforwards [Line Items] |
Net operating loss | $ 3.9
Net operating loss subject to sections 382,383 | Yes
State | California | Minimum |
Operating Loss Carryforwards [Line Items] |
Net operating loss, expiration in year | 2027
State | California | Maximum |
Operating Loss Carryforwards [Line Items] |
Net operating loss, expiration in year | 2042
State | California | Research credit |
Operating Loss Carryforwards [Line Items] |
Tax credit | $ 4.0
Tax credit subject to sections 382,383 | No
State | Other |
Operating Loss Carryforwards [Line Items] |
Net operating loss | $ 7.4
Net operating loss subject to sections 382,383 | Yes
State | Other | Minimum |
Operating Loss Carryforwards [Line Items] |
Net operating loss, expiration in year | 2027
State | Other | Maximum |
Operating Loss Carryforwards [Line Items] |
Net operating loss, expiration in year | 2041
Foreign |
Operating Loss Carryforwards [Line Items] |
Net operating loss | $ 8.8
Net operating loss subject to sections 382,383 | No

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