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Commitments and Contingencies - Summary of Future Minimum Lease Payments Under Non-Cancelable Operating Leases (Detail) - Rigetti Holdings [Member] - USD ($)
Oct. 31, 2021
Jan. 31, 2021
Operating Leased Assets [Line Items]    
2022 $ 1,745,567 $ 1,711,575
2023 745,034 1,477,694
2024 669,457 656,426
2025 689,541 676,118
2026 235,564 696,402
Total minimum future lease payments $ 4,085,163 $ 5,218,215