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INCOME TAXES (Schedule of Deferred Tax Assets and Liabilities) (Details) - USD ($)
$ in Thousands
Oct. 31, 2018
Oct. 31, 2017
Deferred Tax Assets:    
Accrued inventory reserves $ 1,325 $ 1,965
Accrued warranty expenses 499 438
Compensation related expenses 2,644 2,952
Net derivative instruments 0 417
Unrealized exchange gain/loss 159 0
Other accrued expenses 170 187
Net operating loss carryforwards 1,316 1,722
Other credit carryforwards 686 517
Other 350 404
Deferred tax assets, gross 7,149 8,602
Less: Valuation allowance - net operating loss and other credit carryforwards (2,106) (2,282)
Deferred tax assets 5,043 6,320
Deferred Tax Liabilities:    
Net derivative instruments (208) 0
Property and equipment and capitalized software development costs (2,370) (3,241)
Unrealized exchange gain/loss 0 (116)
Other (231) (624)
Net deferred tax assets $ 2,234 $ 2,339