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Income Taxes - Schedule of Effective Income Tax Rate Reconciliation (Detail) | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Income Tax Disclosure [Abstract] |  |  |
Income taxes at statutory rate |  | 21.00% | 21.00%
State taxes, net of federal benefit |  | 0.00% | 0.00%
LLC flow-through structure |  | (21.40%) | (21.50%)
Federal Credits |  | 1.80% | 2.30%
Provision to return adjustment |  | 0.00% | 0.20%
Change in valuation allowance |  | (1.30%) | (1.10%)
Other |  | (0.20%) | 0.00%
Effective income tax rate | 1.50% | (0.10%) | 0.90%

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