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CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands | 12 Months Ended
--- | ---
Jul. 31, 2011 | Jul. 31, 2010 | Jul. 31, 2009
Cash flows from operating activities: |  |  |
Net income | $ 166,375 | $ 151,627 | $ 141,103
Adjustments to reconcile net income to net cash provided by operating activities: |  |  |
Income from discontinued operations |  |  | (2,440)
Depreciation and amortization | 45,694 | 43,242 | 41,354
Allowance for doubtful accounts | 270 | 442 | (174)
Other long-term liabilities | (428) | (440) | (1,171)
Share-based compensation | 19,007 | 17,955 | 9,413
Excess benefit from share-based compensation | (3,547) | (5,643) | (4,570)
Loss on sale of property and equipment | 1,882 | 659 | 647
Deferred income taxes | (2,099) | (4,512) | (2,393)
Changes in operating assets and liabilities, net of effects from acquisitions: |  |  |
Accounts receivable | (12,865) | 2,436 | 982
Vehicle pooling costs | 13,201 | (1,210) | 1,361
Inventories | (2,666) | (256) | (54)
Prepaid expenses and other current assets | 4,785 | (8,896) | 1,376
Other assets | 739 | 311 | (6,386)
Accounts payable and accrued liabilities | 5,614 | 8,098 | (2,479)
Deferred revenue | (5,015) | (2,527) | (1,324)
Income taxes receivable | 9,456 | 861 | 18,021
Income taxes payable | 2,529 | (2,740) | 10,073
Net cash provided by operating activities | 242,932 | 199,407 | 203,339
Cash flows from investing activities: |  |  |
Principal payments from (issuance of) notes receivable |  | (1,300) | 12,000
Purchases of property and equipment | (70,170) | (75,840) | (78,912)
Proceeds from sale of property and equipment | 20,602 | 2,477 | 7,008
Purchase of assets and liabilities in connection with acquisitions, net of cash acquired | (34,912) | (21,362) |
Net cash used in investing activities | (84,480) | (96,025) | (59,904)
Cash flows from financing activities: |  |  |
Proceeds from the exercise of stock options | 7,082 | 6,285 | 3,119
Proceeds from the issuance of Employee Stock Purchase Plan shares | 1,957 | 2,044 | 1,942
Repurchases of common stock | (739,638) | (12,706) | (9,769)
Excess tax benefit from share-based payment compensation | 3,547 | 5,643 | 4,570
Proceeds from issuance of long-term debt | 400,000 |  |
Principal payments on long-term debt | (25,000) |  |
Debt offering costs | (2,023) |  |
Change in book overdraft |  |  | (17,502)
Net cash provided by (used in) financing activities | (354,075) | 1,266 | (17,640)
Effect of foreign currency translation | 1,444 | 849 | (2,058)
Net increase (decrease) in cash and cash equivalents | (194,179) | 105,497 | 123,737
Cash and cash equivalents at beginning of period | 268,188 | 162,691 | 38,954
Cash and cash equivalents at end of period | 74,009 | 268,188 | 162,691
Supplemental disclosure of cash flow information: |  |  |
Interest paid | 3,894 | 216 | 353
Cash paid for income taxes | $ 85,145 | $ 93,989 | $ 71,908

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- Definition The cash inflow from the sale of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6943989&loc=d3e3179-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 15 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 16 -Subparagraph c -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 + Details
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