Quarterly report pursuant to Section 13 or 15(d)

Fair Value Measurements - Additional Information (Detail)

v3.21.2
Fair Value Measurements - Additional Information (Detail) - BRIDGE INVESTMENT GROUP HOLDINGS LLC [Member]
9 Months Ended
Sep. 30, 2021
Company Sponsored Closed-end Funds [Member] | Maximum [Member]  
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]  
Liquidation weighted average period 10 years
Incremental liquidating period 2 years
Company Sponsored Closed-end Funds [Member] | Minimum [Member]  
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]  
Liquidation weighted average period 8 years
Incremental liquidating period 1 year
Company Sponsored Open-end Fund [Member]  
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]  
Liquidation weighted average period 60 days