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v3.10.0.1

Consolidated Statements of Income - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Sep. 30, 2018 | Sep. 30, 2017 | Sep. 30, 2016
Income Statement [Abstract] |  |  |
Revenue | $ 3,974,837 | $ 3,867,155 | $ 3,718,229
Operating expenses: |  |  |
Cost of revenue | 2,595,276 | 2,507,656 | 2,408,040
Research and development | 276,615 | 259,097 | 252,292
Selling, general and administrative | 481,093 | 472,778 | 464,883
Amortization of purchased intangible assets and other | 108,489 | 110,291 | 109,873
Non-recurring charges | 85,057 |  |
Total operating expenses | 3,546,530 | 3,349,822 | 3,235,088
Operating income | 428,307 | 517,333 | 483,141
Interest and other (expense) income, net | (6,766) | (4,421) | 1,557
Income before income taxes | 421,541 | 512,912 | 484,698
Income taxes | 67,145 | 76,086 | 75,367
Net income | $ 354,396 | $ 436,826 | $ 409,331
Basic earnings per share | $ 2.49 | $ 2.99 | $ 2.74
Diluted earnings per share | $ 2.47 | $ 2.96 | $ 2.71

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