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INCOME TAXES (Schedule of Deferred Tax Assets and Liabilities) (Details) - USD ($)
$ in Thousands
Oct. 31, 2017
Oct. 31, 2016
Deferred Tax Assets:    
Accrued inventory reserves $ 1,965 $ 1,824
Accrued warranty expenses 438 312
Compensation related expenses 2,952 2,664
Net derivative instruments 417 0
Unrealized exchange gain/loss 0 370
Other accrued expenses 187 194
Net operating loss carryforwards 1,722 1,616
Other credit carryforwards 517 474
Other 404 331
Deferred tax assets, gross 8,602 7,785
Less: Valuation allowance - net operating loss and other credit carryforwards (2,282) (2,067)
Deferred tax assets 6,320 5,718
Deferred Tax Liabilities:    
Net derivative instruments 0 (701)
Property and equipment and capitalized software development costs (3,241) (2,717)
Unrealized exchange gain/loss (116) 0
Other (624) (456)
Net deferred tax assets $ 2,339 $ 1,844