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CONDENSED CONSOLIDATED STATEMENTS OF INCOME - UNAUDITED - USD ($) shares in Thousands, $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2016 | Sep. 30, 2015 | Sep. 30, 2016 | Sep. 30, 2015
Revenues: |  |  |  |
Cloud and related solutions | $ 151,217 | $ 143,887 | $ 451,023 | $ 429,009
Software and services | 18,634 | 23,231 | 58,964 | 68,301
Maintenance | 19,460 | 19,842 | 55,802 | 57,922
Total revenues | 189,311 | 186,960 | 565,789 | 555,232
Cost of revenues (exclusive of depreciation, shown separately below): |  |  |  |
Cloud and related solutions | 70,150 | 67,428 | 206,578 | 201,455
Software and services | 12,230 | 15,244 | 37,057 | 52,912
Maintenance | 11,040 | 9,510 | 32,051 | 29,877
Total cost of revenues | 93,420 | 92,182 | 275,686 | 284,244
Other operating expenses: |  |  |  |
Research and development | 23,572 | 24,941 | 71,479 | 76,567
Selling, general and administrative | 32,508 | 34,247 | 101,539 | 102,261
Depreciation | 3,398 | 3,723 | 10,423 | 11,268
Restructuring and reorganization charges | (185) | 846 | (601) | 1,822
Total operating expenses | 152,713 | 155,939 | 458,526 | 476,162
Operating income | 36,598 | 31,021 | 107,263 | 79,070
Other income (expense): |  |  |  |
Interest expense | (4,398) | (2,526) | (11,876) | (8,431)
Amortization of original issue discount | (1,062) | (1,576) | (3,856) | (4,639)
Interest and investment income, net | 707 | 278 | 1,698 | 674
Loss on repurchase of convertible notes | (332) |  | (8,651) |
Other, net | (1,354) | 746 | (4,040) | 426
Total other | (6,439) | (3,078) | (26,725) | (11,970)
Income before income taxes | 30,159 | 27,943 | 80,538 | 67,100
Income tax provision | (12,265) | (11,196) | (30,303) | (28,201)
Net income | $ 17,894 | $ 16,747 | $ 50,235 | $ 38,899
Weighted-average shares outstanding: |  |  |  |
Basic | 31,063 | 30,920 | 30,922 | 31,087
Diluted | 32,639 | 33,287 | 33,041 | 33,241
Earnings per common share: |  |  |  |
Basic | $ 0.58 | $ 0.54 | $ 1.62 | $ 1.25
Diluted | 0.55 | 0.50 | 1.52 | 1.17
Cash dividends declared per common share | $ 0.185 | $ 0.175 | $ 0.56 | $ 0.53

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- Definition Revenue from: (i) our cloud-based, revenue management and content monetization solutions and various related services; and (ii) managed services offering in which we operate software solutions (primarily our software solutions) on behalf of our clients. + References No definition available. + Details
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- Definition The aggregate total costs related to selling a firm's product and services, as well as all other general and administrative expenses. Direct selling expenses (for example, credit, warranty, and advertising) are expenses that can be directly linked to the sale of specific products. Indirect selling expenses are expenses that cannot be directly linked to the sale of specific products, for example telephone expenses, Internet, and postal charges. General and administrative expenses include salaries of non-sales personnel, rent, utilities, communication, etc. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.4) -URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 330 -SubTopic 10 -Section 30 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=68048583&loc=d3e3636-108311 + Details
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- Definition The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 45 -Paragraph 16 -URI http://asc.fasb.org/extlink&oid=64863997&loc=d3e1505-109256 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
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- Definition Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 45 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=64863997&loc=d3e1448-109256 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Weighted-Average Number of Common Shares Outstanding -URI http://asc.fasb.org/extlink&oid=6528421 + Details
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