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Deferred Compensation Plans and Carried Interest Compensation - Deferred Cash-Based Compensation Expense (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Compensation Related Costs [Abstract]      
Deferred cash-based awards $ 810 $ 1,263 $ 1,233
Return on referenced investments 526 856 645
Total 1,336 2,119 1,878
Retirement eligible awards $ 253 $ 194 $ 195