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Income Tax (Details) - D-Wave Systems Inc. [Member] $ in Millions | 12 Months Ended
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Dec. 31, 2021 USD ($)
Tax credit carryforward, amount | $ 13.5
Tax credit carry forward expiration year | 2023 and 2041
CANADA |
Operating loss carryforwards expiration year | 2027 and 2041
CANADA | Scientific Research and Experimental Development Expenditures [Member] |
Operating loss carryforwards | $ 100.3
CANADA | Foreign Tax Authority [Member] |
Operating loss carryforwards | $ 155.7
UNITED STATES |
Operating loss carryforwards expiration year | 2032 and 2037
UNITED STATES | Foreign Tax Authority [Member] |
Operating loss carryforwards | $ 18.4
Net operating loss carryforwards | 43.9
Operating loss carryforwards indefinitely | $ 25.5

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