Other Non-Operating (Expense) Income (Narrative) (Details) - USD ($) $ in Thousands |
3 Months Ended | 9 Months Ended | |||
|---|---|---|---|---|---|
Sep. 30, 2026 |
Jun. 30, 2026 |
Sep. 30, 2025 |
Sep. 30, 2026 |
Sep. 30, 2025 |
|
| Schedule of Non-Operating (Expense) Income [Line Items] | |||||
| Loss on sale of business | $ 0 | $ 0 | $ 5,151 | $ (371) | |
| Kaplan Languages Group (KLG) [Member] | |||||
| Schedule of Non-Operating (Expense) Income [Line Items] | |||||
| Loss on sale of business | $ (5,200) | ||||
| Education Division [Member] | Kaplan Languages Group (KLG) [Member] | |||||
| Schedule of Non-Operating (Expense) Income [Line Items] | |||||
| Loss on sale of business | $ 5,200 | ||||