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Merger (Details) $ / shares in Units, $ in Millions | Aug. 05, 2022 $ / shares shares | Feb. 07, 2022 USD ($) $ / shares shares | Aug. 02, 2022 USD ($)
--- | --- | --- | ---
Schedule Of Reverse Recapitalization [Line Items] |  |  |
Exchange ratio | 1.4541326 |  |
Conversion ratio | 1 |  |
Sale of stock, price (in usd per share) | $ / shares | $ 10.00 | $ 10.00 |
Commitment fee liability | $ |  |  | $ 2.6
PIPE |  |  |
Schedule Of Reverse Recapitalization [Line Items] |  |  |
Proceeds from Issuance of Private Placement | $ |  | $ 40.0 |
Issuance of common stock (in shares) |  | 5,816,528 |
DCPM Class A common stock |  |  |
Schedule Of Reverse Recapitalization [Line Items] |  |  |
Stock exchanged in exchange of common stock (in shares) | 902,213 |  |
DPCM Capital, Inc. Stockholders | DCPM Class A common stock |  |  |
Schedule Of Reverse Recapitalization [Line Items] |  |  |
Stock issued in exchange of common stock (in shares) | 1,311,937 |  |
DPCM Capital, Inc. Stockholders | DCPM Class B common stock |  |  |
Schedule Of Reverse Recapitalization [Line Items] |  |  |
Stock issued in exchange of common stock (in shares) | 3,015,575 |  |
Conversion ratio | 1 |  |
D-Wave Systems Inc. Stockholders |  |  |
Schedule Of Reverse Recapitalization [Line Items] |  |  |
Aggregate consideration paid (in shares) | 99,736,752 |  |

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