{"cik":2012383,"taxonomy":"us-gaap","tag":"LongTermDebt","label":"Long-term Debt","description":"Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.","entityName":"BlackRock, Inc.","units":{"USD":[{"end":"2023-12-31","val":7918000000,"accn":"0000950170-24-122256","fy":2024,"fp":"Q3","form":"10-Q","filed":"2024-11-06"},{"end":"2023-12-31","val":7918000000,"accn":"0000950170-25-026584","fy":2024,"fp":"FY","form":"10-K","filed":"2025-02-25","frame":"CY2023Q4I"},{"end":"2024-09-30","val":12370000000,"accn":"0000950170-24-122256","fy":2024,"fp":"Q3","form":"10-Q","filed":"2024-11-06","frame":"CY2024Q3I"},{"end":"2024-12-31","val":12314000000,"accn":"0000950170-25-026584","fy":2024,"fp":"FY","form":"10-K","filed":"2025-02-25"},{"end":"2024-12-31","val":12314000000,"accn":"0000950170-25-065838","fy":2025,"fp":"Q1","form":"10-Q","filed":"2025-05-07"},{"end":"2024-12-31","val":12314000000,"accn":"0000950170-25-103780","fy":2025,"fp":"Q2","form":"10-Q","filed":"2025-08-06"},{"end":"2024-12-31","val":12314000000,"accn":"0001193125-25-267043","fy":2025,"fp":"Q3","form":"10-Q","filed":"2025-11-05"},{"end":"2024-12-31","val":12314000000,"accn":"0001193125-26-071966","fy":2025,"fp":"FY","form":"10-K","filed":"2026-02-25","frame":"CY2024Q4I"},{"end":"2025-03-31","val":12349000000,"accn":"0000950170-25-065838","fy":2025,"fp":"Q1","form":"10-Q","filed":"2025-05-07","frame":"CY2025Q1I"},{"end":"2025-06-30","val":12762000000,"accn":"0000950170-25-103780","fy":2025,"fp":"Q2","form":"10-Q","filed":"2025-08-06","frame":"CY2025Q2I"},{"end":"2025-09-30","val":12766000000,"accn":"0001193125-25-267043","fy":2025,"fp":"Q3","form":"10-Q","filed":"2025-11-05","frame":"CY2025Q3I"},{"end":"2025-12-31","val":12768000000,"accn":"0001193125-26-071966","fy":2025,"fp":"FY","form":"10-K","filed":"2026-02-25"},{"end":"2025-12-31","val":12768000000,"accn":"0001193125-26-208766","fy":2026,"fp":"Q1","form":"10-Q","filed":"2026-05-06"},{"end":"2025-12-31","val":12768000000,"accn":"0001193125-26-337177","fy":2026,"fp":"Q2","form":"10-Q","filed":"2026-08-06","frame":"CY2025Q4I"},{"end":"2026-03-31","val":12749000000,"accn":"0001193125-26-208766","fy":2026,"fp":"Q1","form":"10-Q","filed":"2026-05-06","frame":"CY2026Q1I"},{"end":"2026-06-30","val":12744000000,"accn":"0001193125-26-337177","fy":2026,"fp":"Q2","form":"10-Q","filed":"2026-08-06","frame":"CY2026Q2I"}]}}