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Earnings Per Share ("EPS") (Tables) | 9 Months Ended
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Jun. 28, 2015
Earnings Per Share ("EPS") |
Schedule of number of weighted-average shares used to compute basic and diluted EPS |
|  | Three Months Ended |  | Nine Months Ended |
|  | June 28, 2015 |  | June 29, 2014 |  | June 28, 2015 |  | June 29, 2014 |
|  | (in thousands, except per share data) |
Net income attributable to Tetra Tech |  | $ | 26,206 |  | $ | 26,657 |  | $ | 70,798 |  | $ | 85,680 |
Weighted-average common shares outstanding – basic |  | 60,207 |  | 64,566 |  | 61,293 |  | 64,683 |
Effect of dilutive stock options and unvested restricted stock |  | 585 |  | 736 |  | 594 |  | 810 |
Weighted-average common stock outstanding – diluted |  | 60,792 |  | 65,302 |  | 61,887 |  | 65,493 |
Earnings per share attributable to Tetra Tech: |  |  |  |  |  |  |  |  |
Basic |  | $ | 0.44 |  | $ | 0.41 |  | $ | 1.16 |  | $ | 1.32 |
Diluted |  | $ | 0.43 |  | $ | 0.41 |  | $ | 1.14 |  | $ | 1.31 |

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- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
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