Segment Reporting - Adjusted EBITDA by Segment (Details) - USD ($) $ in Thousands |
3 Months Ended | |
|---|---|---|
Jun. 30, 2025 |
Jun. 30, 2024 |
|
| Segment Reporting Information [Line Items] | ||
| Total Adjusted EBITDA | $ 191,416 | $ 178,594 |
| Operating Segments | K-12 | ||
| Segment Reporting Information [Line Items] | ||
| Total Adjusted EBITDA | 96,393 | 91,207 |
| Operating Segments | Higher Education | ||
| Segment Reporting Information [Line Items] | ||
| Total Adjusted EBITDA | 77,759 | 73,120 |
| Operating Segments | Global Professional | ||
| Segment Reporting Information [Line Items] | ||
| Total Adjusted EBITDA | 11,266 | 10,162 |
| Operating Segments | International | ||
| Segment Reporting Information [Line Items] | ||
| Total Adjusted EBITDA | 7,208 | 12,884 |
| Other | ||
| Segment Reporting Information [Line Items] | ||
| Total Adjusted EBITDA | $ (1,210) | $ (8,779) |