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CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands | 12 Months Ended
--- | ---
Mar. 31, 2016 | Mar. 31, 2015 | Mar. 31, 2014
Consolidated Statements Of Operations |  |  |
Service revenue | $ 192,241 | $ 148,208 | $ 116,607
Product revenue | 17,095 | 14,205 | 11,990
Total revenue | 209,336 | 162,413 | 128,597
Operating expenses: |  |  |
Cost of service revenue | 37,078 | 29,701 | 22,445
Cost of product revenue | 20,168 | 15,863 | 15,170
Research and development | 24,040 | 15,118 | 11,633
Sales and marketing | 109,379 | 80,667 | 60,906
General and administrative | 25,745 | 18,182 | 15,368
Gain on patent sale | 0 | (1,000) | 0
Total operating expenses | 216,410 | 158,531 | 125,522
Income (loss) from operations | (7,074) | 3,882 | 3,075
Other income, net | 1,107 | 833 | 742
Income (loss) from continuing operations before provision (benefit) for income taxes | (5,967) | 4,715 | 3,817
Provision (benefit) for income taxes | (847) | 2,789 | 2,219
Income (loss) from continuing operations | (5,120) | 1,926 | 1,598
Income from discontinued operations, net of income tax provision | 0 | 0 | 320
Gain on disposal of discontinued operations, net of income tax provision of $456 | 0 | 0 | 596
Net income (loss) | $ (5,120) | $ 1,926 | $ 2,514
Income (loss) per share - continuing operations: |  |  |
Basic | $ (0.06) | $ 0.02 | $ 0.02
Diluted | (0.06) | 0.02 | 0.02
Income per share - discontinued operations: |  |  |
Basic | 0.00 | 0.00 | 0.01
Diluted | 0.00 | 0.00 | 0.01
Net income (loss) per share: |  |  |
Basic | (0.06) | 0.02 | 0.03
Diluted | $ (0.06) | $ 0.02 | $ 0.03
Weighted average number of shares: |  |  |
Basic | 88,477 | 89,071 | 78,310
Diluted | 88,477 | 91,652 | 81,658

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- Definition The aggregate costs incurred (1) in a planned search or critical investigation aimed at discovery of new knowledge with the hope that such knowledge will be useful in developing a new product or service, a new process or technique, or in bringing about a significant improvement to an existing product or process; or (2) to translate research findings or other knowledge into a plan or design for a new product or process or for a significant improvement to an existing product or process whether intended for sale or the entity's use, during the reporting period charged to research and development projects, including the costs of developing computer software up to the point in time of achieving technological feasibility, and costs allocated in accounting for a business combination to in-process projects deemed to have no alternative future use. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 730 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6420194&loc=d3e21568-108373 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 985 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6501960&loc=d3e128462-111756 + Details
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