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DERIVATIVE INSTRUMENTS: (Details) (USD $)
In Thousands, unless otherwise specified |
3 Months Ended | 6 Months Ended | 3 Months Ended | 6 Months Ended | 3 Months Ended | 6 Months Ended | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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May 31, 2014
|
May 31, 2013
|
May 31, 2014
|
May 31, 2013
|
May 31, 2014
Accumulated Other Comprehensive Income (Loss) [Member]
|
May 31, 2014
Accumulated Other Comprehensive Income (Loss) [Member]
|
May 31, 2014
Foreign Exchange Forward Contracts [Member]
|
Nov. 30, 2013
Foreign Exchange Forward Contracts [Member]
|
May 31, 2014
Foreign Exchange Forward Contracts [Member]
Other Income (Expense), Net [Member]
|
May 31, 2013
Foreign Exchange Forward Contracts [Member]
Other Income (Expense), Net [Member]
|
May 31, 2014
Foreign Exchange Forward Contracts [Member]
Other Income (Expense), Net [Member]
|
May 31, 2013
Foreign Exchange Forward Contracts [Member]
Other Income (Expense), Net [Member]
|
May 31, 2014
Designated as Hedging Instrument [Member]
Foreign Exchange Forward Contracts [Member]
Accrued Liabilities [Member]
|
Nov. 30, 2013
Designated as Hedging Instrument [Member]
Foreign Exchange Forward Contracts [Member]
Accrued Liabilities [Member]
|
May 31, 2014
Not Designated as Hedging Instrument [Member]
Foreign Exchange Forward Contracts [Member]
Other Current Assets [Member]
|
Nov. 30, 2013
Not Designated as Hedging Instrument [Member]
Foreign Exchange Forward Contracts [Member]
Other Current Assets [Member]
|
May 31, 2014
Not Designated as Hedging Instrument [Member]
Foreign Exchange Forward Contracts [Member]
Accrued Liabilities [Member]
|
Nov. 30, 2013
Not Designated as Hedging Instrument [Member]
Foreign Exchange Forward Contracts [Member]
Accrued Liabilities [Member]
|
|
| Derivative [Line Items] | ||||||||||||||||||
| Foreign currency cash flow hedge liability at fair value | $ 183 | $ 0 | ||||||||||||||||
| Foreign Currency Derivative Instruments Not Designated as Hedging Instruments at Fair Value, Net [Abstract] | ||||||||||||||||||
| Foreign currency forward contract asset at fair value | 247 | 2,386 | ||||||||||||||||
| Foreign currency forward contract liability at fair value | 1,899 | 80 | ||||||||||||||||
| Foreign exchange forward contracts, derivative, Notional amount | 386,313 | 158,950 | ||||||||||||||||
| Derivative instruments not designated as hedging instruments, gain (losses), net | (2,807) | 3,052 | 1,162 | 6,480 | ||||||||||||||
| Loss on cash flow hedge | (178) | (217) | ||||||||||||||||
| Cash flow hedge: amount reclassified into earnings | $ 7 | $ 0 | $ 34 | $ 0 | ||||||||||||||