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v3.20.4

Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2020 | Dec. 31, 2019
Sales: |  |
Net sales | $ 158,733 | $ 157,893
Costs and expenses: |  |
Research and development | 15,799 | 15,926
Sales, marketing and support | 29,811 | 33,434
General and administrative | 24,445 | 25,486
Goodwill impairment charge | 8,732 | 0
Intangible asset impairment charge | 1,758 | 0
Total costs and expenses | 181,670 | 178,989
Loss from operations | (22,937) | (21,096)
Interest income | 996 | 2,003
Interest expense | 18 | 1,020
Other income, net | 193 | 101
Loss from continuing operations before income tax expense (benefit) | (21,766) | (20,012)
Income tax expense (benefit) from continuing operations | 174 | (4,003)
Net loss from continuing operations | (21,940) | (16,009)
Income from discontinued operations, net of tax | 0 | 49,264
Net (loss) income | $ (21,940) | $ 33,255
Net loss from continuing operations per common share |  |
Basic and diluted (in USD per share) | $ (1.24) | $ (0.92)
Net income from discontinued operations per common share |  |
Basic and diluted (in USD per share) | 0.00 | 2.82
Net (loss) income per common share |  |
Basic and diluted (in USD per share) | $ (1.24) | $ 1.90
Number of shares used in per share calculation: |  |
Basic and diluted (in shares) | 17,669 | 17,459
Product |  |
Sales: |  |
Net sales | $ 64,619 | $ 61,925
Costs and expenses: |  |
Cost of product and service sales | 41,608 | 42,887
Service |  |
Sales: |  |
Net sales | 94,114 | 95,968
Costs and expenses: |  |
Cost of product and service sales | $ 59,517 | $ 61,256

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