v2.4.0.6

Stock-Based Compensation (Details 4) (USD $) | 12 Months Ended
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Dec. 31, 2011
Non-employee director |
Options outstanding and exercisable |
Vesting period of initial grant to newly appointed director (in years) | 2 years
Vesting period of annual grant upon re-election as director (in months) | 12 months
Proration vesting period of annual grant upon re-election as director (in months) | 12 months
Stock options |
Options outstanding and exercisable |
Number Outstanding (in shares) | 6,891,000
Weighted-average Exercise Price, Options Outstanding (in dollars per share) | 4.4
Weighted-average Exercise Price, Options Outstanding (in dollars per share) | 18.62
Options Exercisable (in shares) | 5,989,000
Weighted-average Remaining Contractual Life in Years, Options Exercisable (in years) | 3.7
Weighted-average Exercise Price, Options Exercisable (in dollars per share) | 18.61
Stock options | Non-employee director |
Options outstanding and exercisable |
One-time grant of shares | 6,000
Annual grant of shares upon re-election to the Board | 6,000
Stock options | Exercise price, $3.10 |
Options outstanding and exercisable |
Exercise price range, low end of range (in dollars per share) | 3.10
Number Outstanding (in shares) | 557,000
Weighted-average Exercise Price, Options Outstanding (in dollars per share) | 1.3
Weighted-average Exercise Price, Options Outstanding (in dollars per share) | 3.10
Options Exercisable (in shares) | 557,000
Weighted-average Remaining Contractual Life in Years, Options Exercisable (in years) | 1.3
Weighted-average Exercise Price, Options Exercisable (in dollars per share) | 3.10
Stock options | Exercise price range, $6.15 - $6.70 |
Options outstanding and exercisable |
Exercise price range, low end of range (in dollars per share) | 6.15
Exercise price range, high end of range (in dollars per share) | 6.70
Number Outstanding (in shares) | 145,000
Weighted-average Exercise Price, Options Outstanding (in dollars per share) | 6.9
Weighted-average Exercise Price, Options Outstanding (in dollars per share) | 6.19
Options Exercisable (in shares) | 99,000
Weighted-average Remaining Contractual Life in Years, Options Exercisable (in years) | 6.9
Weighted-average Exercise Price, Options Exercisable (in dollars per share) | 6.18
Stock options | Exercise price, $8.53 |
Options outstanding and exercisable |
Exercise price range, low end of range (in dollars per share) | 8.53
Number Outstanding (in shares) | 218,000
Weighted-average Exercise Price, Options Outstanding (in dollars per share) | 0.4
Weighted-average Exercise Price, Options Outstanding (in dollars per share) | 8.53
Options Exercisable (in shares) | 218,000
Weighted-average Remaining Contractual Life in Years, Options Exercisable (in years) | 0.4
Weighted-average Exercise Price, Options Exercisable (in dollars per share) | 8.53
Stock options | Exercise price, $9.69 |
Options outstanding and exercisable |
Exercise price range, low end of range (in dollars per share) | 9.69
Number Outstanding (in shares) | 1,172,000
Weighted-average Exercise Price, Options Outstanding (in dollars per share) | 2.3
Weighted-average Exercise Price, Options Outstanding (in dollars per share) | 9.69
Options Exercisable (in shares) | 1,172,000
Weighted-average Remaining Contractual Life in Years, Options Exercisable (in years) | 2.3
Weighted-average Exercise Price, Options Exercisable (in dollars per share) | 9.69
Stock options | Exercise price range, $9.70 - $16.00 |
Options outstanding and exercisable |
Exercise price range, low end of range (in dollars per share) | 9.70
Exercise price range, high end of range (in dollars per share) | 16.00
Number Outstanding (in shares) | 924,000
Weighted-average Exercise Price, Options Outstanding (in dollars per share) | 5.1
Weighted-average Exercise Price, Options Outstanding (in dollars per share) | 14.69
Options Exercisable (in shares) | 749,000
Weighted-average Remaining Contractual Life in Years, Options Exercisable (in years) | 4.5
Weighted-average Exercise Price, Options Exercisable (in dollars per share) | 15.00
Stock options | Exercise price range, $16.01 - $21.96 |
Options outstanding and exercisable |
Exercise price range, low end of range (in dollars per share) | 16.01
Exercise price range, high end of range (in dollars per share) | 21.96
Number Outstanding (in shares) | 1,493,000
Weighted-average Exercise Price, Options Outstanding (in dollars per share) | 5.6
Weighted-average Exercise Price, Options Outstanding (in dollars per share) | 18.52
Options Exercisable (in shares) | 1,061,000
Weighted-average Remaining Contractual Life in Years, Options Exercisable (in years) | 4.1
Weighted-average Exercise Price, Options Exercisable (in dollars per share) | 18.34
Stock options | Exercise price range, $21.97 - $29.70 |
Options outstanding and exercisable |
Exercise price range, low end of range (in dollars per share) | 21.97
Exercise price range, high end of range (in dollars per share) | 29.70
Number Outstanding (in shares) | 1,385,000
Weighted-average Exercise Price, Options Outstanding (in dollars per share) | 5.5
Weighted-average Exercise Price, Options Outstanding (in dollars per share) | 27.34
Options Exercisable (in shares) | 1,136,000
Weighted-average Remaining Contractual Life in Years, Options Exercisable (in years) | 4.7
Weighted-average Exercise Price, Options Exercisable (in dollars per share) | 28.00
Stock options | Exercise price range, $29.71 - $35.46 |
Options outstanding and exercisable |
Exercise price range, low end of range (in dollars per share) | 29.71
Exercise price range, high end of range (in dollars per share) | 35.46
Number Outstanding (in shares) | 997,000
Weighted-average Exercise Price, Options Outstanding (in dollars per share) | 5.2
Weighted-average Exercise Price, Options Outstanding (in dollars per share) | 33.52
Options Exercisable (in shares) | 997,000
Weighted-average Remaining Contractual Life in Years, Options Exercisable (in years) | 5.2
Weighted-average Exercise Price, Options Exercisable (in dollars per share) | 33.52
RSUs | Non-employee director |
Options outstanding and exercisable |
One-time grant of shares | 6,000
Annual grant of shares upon re-election to the Board | 6,000

X
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- Definition Annually upon re-election, represents the proration period of time over which an employee's right to exercise an award is no longer contingent on satisfaction of either a service condition, market condition or a performance condition, which may be expressed in a variety of ways (for example, in years, month and year). + References No definition available. + Details
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- Definition Annually upon re-election, represents the period of time over which an employee's right to exercise an award is no longer contingent on satisfaction of either a service condition, market condition or a performance condition, which may be expressed in a variety of ways (for example, in years, month and year). + References No definition available. + Details
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- Definition For the initial grant of awards under the program, represents the period of time over which an employee's right to exercise an award is no longer contingent on satisfaction of either a service condition, market condition or a performance condition, which may be expressed in a variety of ways (for example, in years, month and year). + References No definition available. + Details
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- Definition The number of shares granted to newly appointed independent director on the date that such individual joins the Board. + References No definition available. + Details
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- Details
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- Definition Weighted average exercise price as of the balance sheet date for those equity-based payment arrangements exercisable and outstanding. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1)(iii) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition The weighted average remaining life of the exercisable stock options as of the balance sheet date for all option plans in the customized range of exercise prices. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (e)(2) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition The floor of a customized range of exercise prices for purposes of disclosing shares potentially issuable under outstanding stock option awards on all stock option plans and other required information pertaining to awards in the customized range. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph 64 -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 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition The number of shares reserved for issuance pertaining to the outstanding exercisable stock options as of the balance sheet date in the customized range of exercise prices for which the market and performance vesting condition has been satisfied. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph A240 -Subparagraph b(1)(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 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(iii) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition The number of shares reserved for issuance pertaining to the outstanding stock options as of the balance sheet date for all option plans in the customized range of exercise prices. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph A240 -Subparagraph b(1)(a, b) -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 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1)(i)-(ii) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition The weighted average price as of the balance sheet date at which grantees could acquire the underlying shares with respect to all outstanding stock options which are in the customized range of exercise prices. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1)(i)-(ii) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition The weighted-average period remaining as of the balance sheet date until option expiration pertaining to the outstanding stock options for all option plans in the customized range of exercise prices, which may be expressed in a variety of ways (for example, years, months). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (e)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition The ceiling of a customized range of exercise prices for purposes of disclosing shares potentially issuable under outstanding stock option awards on all stock option plans and other required information pertaining to awards in the customized range. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph 64 -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 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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