Quarterly report pursuant to Section 13 or 15(d)

Other Income - Realized Gains (Losses) - Summary of Realized Gains (Losses) on Investments and Other Financial instruments (Detail)

v3.22.1
Other Income - Realized Gains (Losses) - Summary of Realized Gains (Losses) on Investments and Other Financial instruments (Detail) - BRIDGE INVESTMENT GROUP HOLDINGS LLC [Member] - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Schedule Of Realized And Unrealized Gains Losses [Line Items]    
Net realized gains (losses) $ (101) $ (25)
Net unrealized gains (losses) 596 5,823
Total realized gains (losses) 495 5,798
Investment In CompanySponsored Funds [Member]    
Schedule Of Realized And Unrealized Gains Losses [Line Items]    
Net realized gains (losses) 6 1
Net unrealized gains (losses) (1,240) 4,044
Total realized gains (losses) (1,234) 4,045
Investment In Third Party Partnerships [Member]    
Schedule Of Realized And Unrealized Gains Losses [Line Items]    
Net realized gains (losses) (11) (43)
Net unrealized gains (losses) 1,569 243
Total realized gains (losses) 1,558 200
Others Investments [Member]    
Schedule Of Realized And Unrealized Gains Losses [Line Items]    
Net realized gains (losses)   17
Net unrealized gains (losses)   (4)
Total realized gains (losses)   13
General Partner Notes Payable [Member]    
Schedule Of Realized And Unrealized Gains Losses [Line Items]    
Net realized gains (losses) (96) 0
Net unrealized gains (losses) 267 1,540
Total realized gains (losses) $ 171 $ 1,540