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Condensed Consolidated Statements of Operations (Unaudited) (USD $)
In Thousands, except Per Share data, unless otherwise specified
3 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Revenue:    
Hardware product revenue $ 41,989 $ 43,043
Service revenue 5,333 3,948
Total revenue 47,322 46,991
Cost of sales:    
Cost of hardware product 20,263 20,126
Cost of service 4,151 2,386
Total cost of sales 24,414 22,512
Gross profit 22,908 24,479
Operating expenses:    
Sales and marketing 10,219 10,274
Research and development 7,257 7,417
General and administrative 4,723 5,116
Restructuring charges, net 81 0
Total operating expenses 22,280 22,807
Operating income 628 1,672
Other income, net:    
Interest income 43 52
Other income, net 93 124
Total other income, net 136 176
Income before income taxes 764 1,848
Income tax provision 76 618
Net income $ 688 $ 1,230
Net income per common share:    
Basic (USD per share) $ 0.03 $ 0.05
Diluted (USD per share) $ 0.03 $ 0.05
Weighted average common shares:    
Basic (shares) 25,716 26,188
Diluted (shares) 26,229 26,434