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CONSOLIDATED STATEMENTS OF INCOME (USD $) In Thousands, except Per Share data | 12 Months Ended
--- | ---
Jul. 31, 2011 | Jul. 31, 2010 | Jul. 31, 2009
Service revenues and vehicle sales: |  |  |
Service revenues | $ 723,610 | $ 642,134 | $ 615,352
Vehicle sales | 148,636 | 130,745 | 127,730
Total service revenues and vehicle sales | 872,246 | 772,879 | 743,082
Operating costs and expenses: |  |  |
Yard operations | 374,149 | 320,212 | 324,793
Cost of vehicle sales | 125,202 | 104,673 | 106,029
General and administrative | 107,605 | 108,924 | 86,935
Total operating costs and expenses | 606,956 | 533,809 | 517,757
Operating income | 265,290 | 239,070 | 225,325
Other income (expense): |  |  |
Interest expense | (4,078) | (216) | (274)
Interest income | 493 | 205 | 1,692
Other income, net | 2,172 | 436 | 989
Total other income (expense) | (1,413) | 425 | 2,407
Income from continuing operations before income taxes | 263,877 | 239,495 | 227,732
Income taxes | 97,502 | 87,868 | 88,186
Income from continuing operations | 166,375 | 151,627 | 139,546
Discontinued operations: |  |  |
Income from discontinued operations, net of income tax effects |  |  | 1,557
Net income | $ 166,375 | $ 151,627 | $ 141,103
Earnings per share-basic |  |  |
Income from continuing operations (in dollars per share) | $ 2.20 | $ 1.80 | $ 1.67
Income from discontinued operations (in dollars per share) |  |  | $ 0.02
Basic net income per share (in dollars per share) | $ 2.20 | $ 1.80 | $ 1.69
Weighted average common shares outstanding (in shares) | 75,649 | 84,165 | 83,537
Earnings per share-diluted |  |  |
Income from continuing operations (in dollars per share) | $ 2.17 | $ 1.78 | $ 1.64
Income from discontinued operations (in dollars per share) |  |  | $ 0.02
Diluted net income per share (in dollars per share) | $ 2.17 | $ 1.78 | $ 1.66
Diluted weighted average common shares outstanding (in shares) | 76,676 | 85,027 | 84,930

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