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Value Appreciation Rights Activity (Detail) (Value Appreciation Rights, 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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Value Appreciation Rights
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| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | |||
| Beginning Balance | 4,766 | 8,214 | 11,569 |
| Exercised | (1,916) | (3,427) | (3,303) |
| Cancelled/Forfeited | (3) | (21) | (52) |
| Ending Balance | 2,847 | 4,766 | 8,214 |
| Beginning Balance | $ 13.89 | $ 12.39 | $ 13.11 |
| Exercised | $ 13.89 | $ 10.30 | $ 14.87 |
| Cancelled/Forfeited | $ 13.89 | $ 11.10 | $ 14.74 |
| Ending Balance | $ 13.89 | $ 13.89 | $ 12.39 |
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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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