|
Derivative Instruments (Outstanding Foreign Currency Forward Contracts) (Details) (USD $)
In Thousands, unless otherwise specified |
May 31, 2014
|
Nov. 30, 2013
|
|---|---|---|
| Derivative [Line Items] | ||
| Notional Value | $ 35,071 | $ 48,499 |
| Total, Fair Value | (152) | 171 |
|
Forward contracts to sell U.S. dollars [Member]
|
||
| Derivative [Line Items] | ||
| Notional Value | 24,324 | 26,016 |
| Foreign currency derivative contracts to purchase U.S. dollars, Fair Value | (42) | 79 |
|
Forward contracts to purchase U.S. dollars [Member]
|
||
| Derivative [Line Items] | ||
| Notional Value | 10,747 | 22,483 |
| Foreign currency derivative contracts to purchase U.S. dollars, Fair Value | $ (110) | $ 92 |