|
OTHER COMPREHENSIVE INCOME (LOSS)-AOCI (Details) (USD $)
In Thousands, unless otherwise specified |
Mar. 31, 2015
|
Sep. 30, 2014
|
|---|---|---|
| Class of Stock [Line Items] | ||
| Accumulated other comprehensive income (loss) | $ (76,266) | $ (30,064) |
| Foreign currency translation adjustments [Member] | ||
| Class of Stock [Line Items] | ||
| Accumulated other comprehensive income (loss) | (49,704) | (3,820) |
| Pension and other defined benefit plans [Member] | ||
| Class of Stock [Line Items] | ||
| Accumulated other comprehensive income (loss) | (26,660) | (27,366) |
| Gain on cash flow hedge [Member] | ||
| Class of Stock [Line Items] | ||
| Accumulated other comprehensive income (loss) | 98 | 252 |
| Available-for-sale securities [Member] | ||
| Class of Stock [Line Items] | ||
| Accumulated other comprehensive income (loss) | $ 0 | $ 870 |