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Exit Activities - Additional Information (Detail) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Acquisition and disposition-related costs | $ 0 | $ 0 | $ 416
WisdomTree Asset Management Canada, Inc [Member] |  |  |
Acquisition and disposition-related costs |  |  | $ 416

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- Details
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Namespace Prefix: |
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Balance Type: |
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