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Earnings Per Share (Basic and Diluted Earnings Per Share) (Detail) (USD $)
In Thousands, except Per Share data, unless otherwise specified |
3 Months Ended | 9 Months Ended | ||
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Sep. 30, 2012
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Sep. 30, 2011
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Sep. 30, 2012
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Sep. 30, 2011
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| Net income (loss): | ||||
| Continuing operations | $ 17,558 | $ 25,628 | $ 80,457 | $ 79,485 |
| Discontinued operations | 128 | (1,324) | (5,854) | (2,934) |
| Net income | $ 17,686 | $ 24,304 | $ 74,603 | $ 76,551 |
| Weighted average number of shares outstanding: | ||||
| Basic | 55,476 | 58,854 | 56,913 | 58,574 |
| Dilutive effect of non-cash compensation awards | 1,609 | 1,959 | 1,611 | 2,072 |
| Diluted | 57,085 | 60,813 | 58,524 | 60,646 |
| Net income (loss) per share - basic: | ||||
| Continuing operations | $ 0.32 | $ 0.44 | $ 1.41 | $ 1.36 |
| Discontinued operations | $ 0.00 | $ (0.03) | $ (0.10) | $ (0.05) |
| Net income | $ 0.32 | $ 0.41 | $ 1.31 | $ 1.31 |
| Net income (loss) per share - diluted: | ||||
| Continuing operations | $ 0.31 | $ 0.42 | $ 1.37 | $ 1.31 |
| Discontinued operations | $ 0.00 | $ (0.02) | $ (0.10) | $ (0.05) |
| Net income | $ 0.31 | $ 0.40 | $ 1.27 | $ 1.26 |
| Unexercised employee stock options and stock appreciation rights and unvested restricted stock units excluded from the diluted EPS calculation because their effect would have been antidilutive | 731 | 1,207 | 807 | 1,272 |
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- Definition
Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Details
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- Definition
The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Details
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- Definition
Amount of income (loss) from continuing operations attributable to the parent. Also defined as revenue less expenses and taxes from ongoing operations before extraordinary items but after deduction of those portions of income or loss from continuing operations that are allocable to noncontrolling interests. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
The amount of net income (loss) from continuing operations per each share of common stock or unit outstanding during the reporting period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
The amount of net income (loss) derived from continuing operations during the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Amount of income (loss) from a disposal group, net of income tax before extraordinary items allocable to noncontrolling interests. Includes, net of tax, income (loss) from operations during the phase-out period, gain (loss) on disposal, provision (or any reversals of earlier provisions) for loss on disposal, and adjustments of a prior period gain (loss) on disposal. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
The amount of net income (loss) derived from discontinued operations during the period, net of related tax effect, per each share of common stock or unit outstanding during the reporting period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
The amount of net income or loss derived from discontinued operations during the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
The portion of profit or loss for the period, net of income taxes, which is attributable to the parent. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Details
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- Definition
The sum of dilutive potential common shares or units used in the calculation of the diluted per-share or per-unit computation. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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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. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- 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. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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