Investment - Centaur Media plc (Details) - USD ($) $ in Thousands |
May 31, 2016 |
Nov. 30, 2015 |
|---|---|---|
| Investment in Centaur Media plc | ||
| Shares of common stock held in Centaur Media | 1,952,462 | |
| Investment in Centaur Media | ||
| Fair value | $ 1,449 | $ 1,970 |
| Cost | 1,014 | 1,014 |
| Unrealized gain | $ 435 | $ 956 |