Accumulated Other Comprehensive Income (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Jan. 31, 2015	Jan. 31, 2014
Accumulated Other Comprehensive Income (Loss) [Line Items]
Accumulated Other Comprehensive Income (Loss), Net of Tax, Beginning Balance	$ (14,668)	$ (7,774)
Other comprehensive income(loss) before reclassifications	(20,092)	(7,356)
Amounts reclassified from AOCI	802	303
Accumulated Other Comprehensive Income (Loss), Net of Tax, Ending Balance	(33,958)	(14,827)
Accumulated Net Unrealized Investment Gain (Loss)
Accumulated Other Comprehensive Income (Loss) [Line Items]
Accumulated Other Comprehensive Income (Loss), Net of Tax, Beginning Balance	71	30
Other comprehensive income(loss) before reclassifications	36	21
Amounts reclassified from AOCI	0	0
Accumulated Other Comprehensive Income (Loss), Net of Tax, Ending Balance	107	51
Accumulated Net Gain (Loss) from Designated or Qualifying Cash Flow Hedges
Accumulated Other Comprehensive Income (Loss) [Line Items]
Accumulated Other Comprehensive Income (Loss), Net of Tax, Beginning Balance		(261)
Other comprehensive income(loss) before reclassifications		(2,277)
Amounts reclassified from AOCI		303
Accumulated Other Comprehensive Income (Loss), Net of Tax, Ending Balance		(2,235)
Accumulated Net Gain (Loss) from Designated or Qualifying Cash Flow Hedges | Foreign Exchange Forward
Accumulated Other Comprehensive Income (Loss) [Line Items]
Accumulated Other Comprehensive Income (Loss), Net of Tax, Beginning Balance	(173)
Other comprehensive income(loss) before reclassifications	(5,315)
Amounts reclassified from AOCI	802
Accumulated Other Comprehensive Income (Loss), Net of Tax, Ending Balance	(4,686)
Accumulated Net Gain (Loss) from Designated or Qualifying Cash Flow Hedges | Interest Rate Swap
Accumulated Other Comprehensive Income (Loss) [Line Items]
Accumulated Other Comprehensive Income (Loss), Net of Tax, Beginning Balance	(2,083)
Other comprehensive income(loss) before reclassifications	(2,565)
Amounts reclassified from AOCI	0
Accumulated Other Comprehensive Income (Loss), Net of Tax, Ending Balance	(4,648)
Accumulated Translation Adjustment
Accumulated Other Comprehensive Income (Loss) [Line Items]
Accumulated Other Comprehensive Income (Loss), Net of Tax, Beginning Balance	(12,483)	(7,543)
Other comprehensive income(loss) before reclassifications	(12,248)	(5,100)
Amounts reclassified from AOCI	0	0
Accumulated Other Comprehensive Income (Loss), Net of Tax, Ending Balance	$ (24,731)	$ (12,643)