Clearing Operations - Schedule of Guaranty Fund Contributions and Default Insurance (Details) - USD ($) $ in Millions |
Jun. 30, 2026 |
Dec. 31, 2025 |
|---|---|---|
| Clearing Organizations [Line Items] | ||
| ICE Portion of Guaranty Fund Contribution | $ 396 | $ 381 |
| Default insurance | 400 | 400 |
| ICE Clear Europe | ||
| Clearing Organizations [Line Items] | ||
| ICE Portion of Guaranty Fund Contribution | 208 | 197 |
| Default insurance | 100 | 100 |
| ICE Clear U.S. | ||
| Clearing Organizations [Line Items] | ||
| ICE Portion of Guaranty Fund Contribution | 80 | 75 |
| Default insurance | 25 | 25 |
| ICE Clear Credit | ||
| Clearing Organizations [Line Items] | ||
| ICE Portion of Guaranty Fund Contribution | 50 | 50 |
| Default insurance | 75 | 75 |
| ICE Clear Netherlands | ||
| Clearing Organizations [Line Items] | ||
| ICE Portion of Guaranty Fund Contribution | 12 | 13 |
| ICE Clear Singapore | ||
| Clearing Organizations [Line Items] | ||
| ICE Portion of Guaranty Fund Contribution | 1 | 1 |
| ICE NGX | ||
| Clearing Organizations [Line Items] | ||
| ICE Portion of Guaranty Fund Contribution | 45 | 45 |
| Default insurance | $ 200 | $ 200 |