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Summary of Significant Accounting Policies - Additional Information (Detail) | 11 Months Ended | 12 Months Ended |
--- | --- | --- | ---
Dec. 31, 2021 USD ($) shares | Dec. 31, 2022 USD ($) OperatingSegment $ / shares shares | Jan. 01, 2022 USD ($)
Summary Of Significant Accounting Policies [Line Items] |  |  |
Cash equivalents | $ 0 | $ 36,346,000 |
Number of operating segments | OperatingSegment |  | 1 |
Number of reporting segments | OperatingSegment |  | 1 |
Deferred offering costs | 3,400,000 | $ 700,000 |
Goodwill, impairment loss | $ 0 | $ 5,377,000 |
Class of warrants or rights outstanding | shares | 2,680,607 | 2,680,607 |
Offering costs incurred |  | $ 2,300,000 |
Accumulated Deficit | $ (207,131,000) | (278,652,000) | $ 0
Adjustments To Deferred Rent |  |  | 300,000
Operating Lease Liabilities |  | 10,203,000 | 6,600,000
Operating Lease Right Of Use Asset | 0 | 9,316,000 | $ 6,300,000
Capitalized Software | 0 | 0 |
Restricted Cash | $ 317,000 | 0 |
RGTI Common Stock Purchase Agreement [Member] |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |
Offering costs incurred |  | $ 700,000 |
Service Based And Performance Based Restricted Stock Units [Member] | 2013 Equity Incentive Plan |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |
Share based compensation by share based award requisite service period |  | 4 years |
Sponsor [Member] |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |
Period of earnout shares |  | 5 years |
Private Placement Warrants [Member] |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |
Class of warrants or rights exercise price of warrants or rights | $ / shares |  | $ 11.5 |
Class of warrants or rights maturity period |  | 5 years |
Public Warrants [Member] |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |
Class of warrants or rights outstanding | shares |  | 8,625,000 |
Class of warrants or rights exercise price of warrants or rights | $ / shares |  | $ 11.5 |
Class of warrants or rights maturity period |  | 5 years |
Class of warrants or rights number of securities covered by each warrant or right | shares |  | 0.361 |
Derivative liabilities |  | $ 16,300,000 |
Financial liabilities at fair value |  | $ 700,000 |
Revenue from Rights Concentration Risk [Member] | Revenue [Member] |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |
Concentration Risk, Percentage | 100.00% | 100.00% |
Revenue from Rights Concentration Risk [Member] | Revenue [Member] | Government Entities [Member] |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |
Concentration Risk, Percentage | 80.00% | 81.30% |
Maximum [Member] | Share-based Payment Arrangement, Option [Member] |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |
Share based compensation by share based award requisite service period |  | 5 years |
Minimum [Member] | Share-based Payment Arrangement, Option [Member] |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |
Share based compensation by share based award requisite service period |  | 1 year |
Rigetti Computing, Inc [Member] | Minimum [Member] | Customer Concentration Risk [Member] | Accounts Receivable [Member] |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |
Concentration Risk, Percentage | 10.00% | 10.00% |

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