Carrying Value and Fair Value of Blackstone Issued Notes (Detail) - USD ($) $ in Thousands |
Jun. 30, 2026 |
Dec. 31, 2025 |
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|---|---|---|---|---|---|---|---|---|
| Debt Instrument [Line Items] | ||||||||
| Carrying Value | $ 13,194,730 | $ 12,445,144 | ||||||
| Fair Value | 11,961,032 | 11,394,706 | ||||||
| Blackstone Fund Facilities | ||||||||
| Debt Instrument [Line Items] | ||||||||
| Carrying Value | [1] | 800,000 | 0 | |||||
| Fair Value | [1] | 800,000 | 0 | |||||
| Senior Secured Notes | ||||||||
| Debt Instrument [Line Items] | ||||||||
| Carrying Value | [2] | 13,070,834 | 12,318,723 | |||||
| Fair Value | [2] | 11,834,409 | 11,264,939 | |||||
| Borrowings Of Consolidated Blackstone Funds | ||||||||
| Debt Instrument [Line Items] | ||||||||
| Carrying Value | 123,896 | 126,421 | ||||||
| Fair Value | 126,623 | 129,767 | ||||||
| Borrowings Of Consolidated Blackstone Funds | Blackstone Fund Facilities | ||||||||
| Debt Instrument [Line Items] | ||||||||
| Carrying Value | [3] | 123,896 | 126,421 | |||||
| Fair Value | [3] | 126,623 | 129,767 | |||||
| 1.000% Notes | ||||||||
| Debt Instrument [Line Items] | ||||||||
| Carrying Value | [2] | 692,091 | 711,022 | |||||
| Fair Value | [2] | 682,161 | 696,585 | |||||
| 3.150% Notes | ||||||||
| Debt Instrument [Line Items] | ||||||||
| Carrying Value | [2] | 299,470 | 299,264 | |||||
| Fair Value | [2] | 294,735 | 295,941 | |||||
| 5.900% Notes | ||||||||
| Debt Instrument [Line Items] | ||||||||
| Carrying Value | [2] | 598,275 | 597,667 | |||||
| Fair Value | [2] | 610,080 | 619,068 | |||||
| 1.625% Notes | ||||||||
| Debt Instrument [Line Items] | ||||||||
| Carrying Value | [2] | 647,858 | 647,359 | |||||
| Fair Value | [2] | 611,819 | 610,688 | |||||
| 1.500% Notes | ||||||||
| Debt Instrument [Line Items] | ||||||||
| Carrying Value | [2] | 693,792 | 713,034 | |||||
| Fair Value | [2] | 656,955 | 673,772 | |||||
| 2.500% Notes | ||||||||
| Debt Instrument [Line Items] | ||||||||
| Carrying Value | [2] | 496,111 | 495,590 | |||||
| Fair Value | [2] | 463,860 | 467,930 | |||||
| 4.300% Notes | ||||||||
| Debt Instrument [Line Items] | ||||||||
| Carrying Value | [2] | 594,979 | 594,461 | |||||
| Fair Value | [2] | 588,990 | 600,162 | |||||
| 1.600% Notes | ||||||||
| Debt Instrument [Line Items] | ||||||||
| Carrying Value | [2] | 497,623 | 497,384 | |||||
| Fair Value | [2] | 432,445 | 435,810 | |||||
| 2.000% Notes | ||||||||
| Debt Instrument [Line Items] | ||||||||
| Carrying Value | [2] | 792,398 | 791,761 | |||||
| Fair Value | [2] | 686,624 | 689,088 | |||||
| 2.550% Notes | ||||||||
| Debt Instrument [Line Items] | ||||||||
| Carrying Value | [2] | 496,884 | 496,635 | |||||
| Fair Value | [2] | 438,985 | 444,025 | |||||
| 6.200% Notes | ||||||||
| Debt Instrument [Line Items] | ||||||||
| Carrying Value | [2] | 893,636 | 893,266 | |||||
| Fair Value | [2] | 950,058 | 975,870 | |||||
| 3.500% Notes | ||||||||
| Debt Instrument [Line Items] | ||||||||
| Carrying Value | [2] | 543,998 | 559,079 | |||||
| Fair Value | [2] | 564,190 | 582,161 | |||||
| 5.000% Notes | ||||||||
| Debt Instrument [Line Items] | ||||||||
| Carrying Value | [2] | 741,931 | 741,552 | |||||
| Fair Value | [2] | 737,468 | 757,718 | |||||
| 4.950% Notes | ||||||||
| Debt Instrument [Line Items] | ||||||||
| Carrying Value | [2] | 594,794 | 594,586 | |||||
| Fair Value | [2] | 581,526 | 596,592 | |||||
| 6.250% Notes | ||||||||
| Debt Instrument [Line Items] | ||||||||
| Carrying Value | [2] | 240,243 | 240,076 | |||||
| Fair Value | [2] | 254,955 | 264,443 | |||||
| 5.000% Notes | ||||||||
| Debt Instrument [Line Items] | ||||||||
| Carrying Value | [2] | 490,717 | 490,561 | |||||
| Fair Value | [2] | 450,695 | 466,615 | |||||
| 4.450% Notes | ||||||||
| Debt Instrument [Line Items] | ||||||||
| Carrying Value | [2] | 345,077 | 344,996 | |||||
| Fair Value | [2] | 290,367 | 302,855 | |||||
| 4.000% Notes | ||||||||
| Debt Instrument [Line Items] | ||||||||
| Carrying Value | [2] | 291,725 | 291,605 | |||||
| Fair Value | [2] | 231,030 | 236,016 | |||||
| 3.500% Notes | ||||||||
| Debt Instrument [Line Items] | ||||||||
| Carrying Value | [2] | 392,905 | 392,808 | |||||
| Fair Value | [2] | 279,476 | 286,888 | |||||
| 2.800% Notes | ||||||||
| Debt Instrument [Line Items] | ||||||||
| Carrying Value | [2] | 394,484 | 394,405 | |||||
| Fair Value | [2] | 241,292 | 246,808 | |||||
| 2.850% Notes | ||||||||
| Debt Instrument [Line Items] | ||||||||
| Carrying Value | [2] | 543,728 | 543,643 | |||||
| Fair Value | [2] | 334,400 | 345,164 | |||||
| 3.200% Notes | ||||||||
| Debt Instrument [Line Items] | ||||||||
| Carrying Value | [2] | 988,115 | 987,969 | |||||
| Fair Value | [2] | $ 652,298 | $ 670,740 | |||||
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