Profits Interests (Tables) - BRIDGE INVESTMENT GROUP HOLDINGS LLC [Member]  | 
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| Disclosure of Profits Interests [Line Items] | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Summary of Share Based Compensation Expense | 
 The following schedule summarizes our share-based compensation expense associated with our profits interests awards, which is recorded in employee compensation and benefits on the combined statement of operations and comprehensive income (in thousands): 
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| Summary of Unrecognized Compensation Cost | As of June 30, 2021, the unrecognized compensation cost will be recognized as follows (in thousands): 
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- Definition Disclosure of Profits Interests . No definition available. 
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- Definition Schedule of recognization of unrecognized compensation cost . No definition available. 
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- Definition Tabular disclosure of allocation of amount expensed and capitalized for award under share-based payment arrangement to statement of income or comprehensive income and statement of financial position. Includes, but is not limited to, corresponding line item in financial statement. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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- Details 
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