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Stock Options Outstanding and Exercisable Price Range Status (Detail) (USD $) In Thousands, except Per Share data, unless otherwise specified | 12 Months Ended
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Dec. 31, 2013
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Options Outstanding, Shares | 4,357
Options Exercisable, Shares | 2,286
Exercise Price Range 1 |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Exercise Price Range, minimum | $ 16.80
Exercise Price Range, maximum | $ 27.89
Options Outstanding, Shares | 905
Options Outstanding, Weighted-Average Exercise Price | $ 25.26
Options Outstanding, Weighted-Average Remaining Contractual Term (Years) | 2 years 7 months 6 days
Options Exercisable, Shares | 868
Options Exercisable, Weighted-Average Exercise Price | $ 25.20
Exercise Price Range 2 |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Exercise Price Range, minimum | $ 27.96
Exercise Price Range, maximum | $ 34.62
Options Outstanding, Shares | 968
Options Outstanding, Weighted-Average Exercise Price | $ 31.99
Options Outstanding, Weighted-Average Remaining Contractual Term (Years) | 7 years 1 month 6 days
Options Exercisable, Shares | 185
Options Exercisable, Weighted-Average Exercise Price | $ 30.28
Exercise Price Range 3 |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Exercise Price Range, minimum | $ 35.18
Exercise Price Range, maximum | $ 38.58
Options Outstanding, Shares | 1,137
Options Outstanding, Weighted-Average Exercise Price | $ 37.31
Options Outstanding, Weighted-Average Remaining Contractual Term (Years) | 6 years 10 months 24 days
Options Exercisable, Shares | 406
Options Exercisable, Weighted-Average Exercise Price | $ 37.51
Exercise Price Range 4 |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Exercise Price Range, minimum | $ 38.88
Exercise Price Range, maximum | $ 54.30
Options Outstanding, Shares | 885
Options Outstanding, Weighted-Average Exercise Price | $ 44.24
Options Outstanding, Weighted-Average Remaining Contractual Term (Years) | 6 years 3 months 18 days
Options Exercisable, Shares | 462
Options Exercisable, Weighted-Average Exercise Price | $ 46.10
Exercise Price Range 5 |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Exercise Price Range, minimum | $ 55.63
Exercise Price Range, maximum | $ 70.55
Options Outstanding, Shares | 462
Options Outstanding, Weighted-Average Exercise Price | $ 62.27
Options Outstanding, Weighted-Average Remaining Contractual Term (Years) | 4 years 6 months
Options Exercisable, Shares | 365
Options Exercisable, Weighted-Average Exercise Price | $ 62.05

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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 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 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 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 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 Weighted average remaining contractual term of outstanding stock options, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + 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 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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