v3.25.2
Revenue - Summary of Investment Advisory, Administration Fees and Securities Lending Revenue by Type (Detail) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2025
Jun. 30, 2024
Jun. 30, 2025
Jun. 30, 2024
Disaggregation Of Revenue [Line Items]        
Total revenue $ 5,423 $ 4,805 $ 10,699 $ 9,533
Investment Advisory, Administration Fees and Securities Lending Revenue [Member]        
Disaggregation Of Revenue [Line Items]        
Total revenue [1],[2] 4,454 3,875 8,855 7,653
Investment Advisory, Administration Fees and Securities Lending Revenue [Member] | Equity Active Product [Member]        
Disaggregation Of Revenue [Line Items]        
Total revenue [2] 507 539 1,025 1,055
Investment Advisory, Administration Fees and Securities Lending Revenue [Member] | Equity ETFs [Member]        
Disaggregation Of Revenue [Line Items]        
Total revenue [2] 1,401 1,250 2,750 2,440
Investment Advisory, Administration Fees and Securities Lending Revenue [Member] | Equity [Member]        
Disaggregation Of Revenue [Line Items]        
Total revenue [2] 1,908 1,789 3,775 3,495
Investment Advisory, Administration Fees and Securities Lending Revenue [Member] | Fixed Income Active [Member]        
Disaggregation Of Revenue [Line Items]        
Total revenue [2] 487 481 979 965
Investment Advisory, Administration Fees and Securities Lending Revenue [Member] | Fixed Income ETFs [Member]        
Disaggregation Of Revenue [Line Items]        
Total revenue [2] 366 326 718 653
Investment Advisory, Administration Fees and Securities Lending Revenue [Member] | Fixed Income [Member]        
Disaggregation Of Revenue [Line Items]        
Total revenue [2] 853 807 1,697 1,618
Investment Advisory, Administration Fees and Securities Lending Revenue [Member] | Active Multi-Asset [Member]        
Disaggregation Of Revenue [Line Items]        
Total revenue [2] 312 306 625 611
Investment Advisory, Administration Fees and Securities Lending Revenue [Member] | Alternatives [Member]        
Disaggregation Of Revenue [Line Items]        
Total revenue [2] 656 382 1,341 760
Investment Advisory, Administration Fees and Securities Lending Revenue [Member] | Alternatives [Member] | Private Markets [Member]        
Disaggregation Of Revenue [Line Items]        
Total revenue [2] 499 241 1,034 481
Investment Advisory, Administration Fees and Securities Lending Revenue [Member] | Alternatives [Member] | Liquid Alternatives [Member]        
Disaggregation Of Revenue [Line Items]        
Total revenue [2] 157 141 307 279
Investment Advisory, Administration Fees and Securities Lending Revenue [Member] | Non-ETF Index [Member]        
Disaggregation Of Revenue [Line Items]        
Total revenue [2] 313 285 620 573
Investment Advisory, Administration Fees and Securities Lending Revenue [Member] | Digital Assets, Commodities and Multi-asset ETFs [Member]        
Disaggregation Of Revenue [Line Items]        
Total revenue [2],[3] 108 59 200 104
Investment Advisory, Administration Fees and Securities Lending Revenue [Member] | Cash Management [Member]        
Disaggregation Of Revenue [Line Items]        
Total revenue [2] 304 247 597 492
Investment Advisory, Administration Fees and Securities Lending Revenue [Member] | Long-term [Member]        
Disaggregation Of Revenue [Line Items]        
Total revenue [2] 4,150 3,628 8,258 7,161
Investment Advisory Performance Fees [Member]        
Disaggregation Of Revenue [Line Items]        
Total revenue 94 164 154 368
Investment Advisory Performance Fees [Member] | Equity [Member]        
Disaggregation Of Revenue [Line Items]        
Total revenue 12 28 22 36
Investment Advisory Performance Fees [Member] | Fixed Income [Member]        
Disaggregation Of Revenue [Line Items]        
Total revenue 2 5 14 9
Investment Advisory Performance Fees [Member] | Multi-asset [Member]        
Disaggregation Of Revenue [Line Items]        
Total revenue 6 11 10 13
Investment Advisory Performance Fees [Member] | Alternatives [Member]        
Disaggregation Of Revenue [Line Items]        
Total revenue 74 120 108 310
Investment Advisory Performance Fees [Member] | Alternatives [Member] | Private Markets [Member]        
Disaggregation Of Revenue [Line Items]        
Total revenue 39 68 63 193
Investment Advisory Performance Fees [Member] | Alternatives [Member] | Liquid Alternatives [Member]        
Disaggregation Of Revenue [Line Items]        
Total revenue 35 52 45 117
Technology Services and Subscription Revenue [Member]        
Disaggregation Of Revenue [Line Items]        
Total revenue 499 395 935 772
Distribution Fees [Member]        
Disaggregation Of Revenue [Line Items]        
Total revenue 320 318 641 628
Advisory and Other Revenue [Member]        
Disaggregation Of Revenue [Line Items]        
Total revenue 56 53 114 112
Advisory and Other Revenue [Member] | Advisory [Member]        
Disaggregation Of Revenue [Line Items]        
Total revenue 13 11 27 24
Advisory and Other Revenue [Member] | Other [Member]        
Disaggregation Of Revenue [Line Items]        
Total revenue $ 43 $ 42 $ 87 $ 88
[1] Amounts include securities lending revenue of $171 million and $154 million for the three months ended June 30, 2025 and 2024, respectively, and $328 million and $305 million for the six months ended June 30, 2025 and 2024, respectively.
[2] Beginning in the first quarter of 2025, BlackRock reclassified the presentation of the Company's investment advisory, administration fees and securities lending revenue line items to align with the updated presentation of the Company's AUM line items. Such line items have been reclassified for 2024 to conform to this new presentation. See page 11 of Exhibit 99.2 to the Current Report on Form 8-K furnished on April 11, 2025 for the reclassified presentation of the 2024 investment advisory, administration fees and securities lending revenue line items.
[3] Amounts include commodity ETFs and exchange-traded products ("ETPs").