|
CONDENSED CONSOLIDATED BALANCE SHEETS (Unaudited) (Parenthetical) (USD $)
In Thousands, except Per Share data, unless otherwise specified |
May 31, 2014
|
Aug. 31, 2013
|
|---|---|---|
| Statement Of Financial Position [Abstract] | ||
| Common stock, par value | $ 1.00 | $ 1.00 |
| Common stock, shares authorized | 29,000 | 29,000 |
| Common stock, shares issued | 14,687 | 14,479 |
| Preferred stock, par value | $ 1.00 | $ 1.00 |
| Preferred stock, share authorized | 1,000 | 1,000 |
| Preferred stock, share issued | 0 | 0 |
| Treasury stock, shares | 1,981 | 1,981 |