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Stock Option Activity (Detail) (Stock Options, USD $)
In Thousands, except Per Share data, unless otherwise specified |
12 Months Ended | ||
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Dec. 31, 2013
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Dec. 31, 2012
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Dec. 31, 2011
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Stock Options
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| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | |||
| Beginning Balance | 3,318 | 27,819 | 56,844 |
| Exercised | (2,253) | (7,447) | (7,104) |
| Cancelled/Forfeited | (82) | (17,054) | (21,921) |
| Ending Balance | 983 | 3,318 | 27,819 |
| Beginning Balance | $ 34.69 | $ 41.24 | $ 44.25 |
| Exercised | $ 34.85 | $ 35.20 | $ 35.00 |
| Cancelled/Forfeited | $ 34.49 | $ 45.15 | $ 51.06 |
| Ending Balance | $ 34.35 | $ 34.69 | $ 41.24 |
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- Details
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- Definition
For presentations that combine terminations, the number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan or that expired. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Weighted average price of options that were either forfeited or expired. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Number of options outstanding, including both vested and non-vested options. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Weighted average price at which option holders acquired shares when converting their stock options into shares. No definition available.
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- Definition
Number of share options (or share units) exercised during the current period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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