Basis of Presentation (Details Textual) - 6 months ended Jun. 30, 2015 - Segment |
Total |
|---|---|
| Product Information [Line Items] | |
| Number of reportable business segments | 3 |
| Technology Education Business 1 | |
| Product Information [Line Items] | |
| Company's industry leading brands | Learning A–Z |
| Technology Education Business 2 | |
| Product Information [Line Items] | |
| Company's industry leading brands | ExploreLearning |
| Technology Education Business 3 | |
| Product Information [Line Items] | |
| Company's industry leading brands | Kurzweil Education |
| Technology Education Business 4 | |
| Product Information [Line Items] | |
| Company's industry leading brands | Voyager Sopris Learning |