Stockholders' Equity - Schedule of Noncontrolling Interests (Details) - RSILP - Owners Other Than Rush Street Interactive |
6 Months Ended | ||
|---|---|---|---|
|
Jun. 30, 2026
Rate
|
Jun. 30, 2026 |
Jun. 30, 2025 |
|
| Noncontrolling Interest [Roll Forward] | |||
| Non-controlling interest ownership percentage at beginning of period | 56.46% | 60.00% | |
| Issuance of Class A Common Stock upon RSILP Unit Exchanges | (0.0572) | (0.0110) | |
| Issuance of Class A Common Stock in connection with the exercise of stock options | (0.0005) | ||
| Non-controlling interest ownership percentage at end of period | 50.18% | 50.18% | 58.31% |
| Common Class A | |||
| Noncontrolling Interest [Roll Forward] | |||
| Issuance of Class A Common Stock and treasury stock under the equity compensation plan, net of shares withheld for employee taxes | (0.0076) | ||
| Issuance of Class A Common Stock under the equity compensation plan, net of shares withheld for employee taxes | (0.0077) | ||
| Repurchase and retirement of Class A Common Stock | 0.0025 | ||
| Repurchase of Class A Common Stock | 0.0018 | ||