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Stock Option And Stock Award Plans (Summary Of Additional Information On Stock Options Outstanding And Exercisable) (Details) (USD $) In Thousands, except Share data, unless otherwise specified | 12 Months Ended
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Dec. 31, 2013
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items] |
Options Outstanding, Shares | 1,046,800
Options Outstanding, Weighted Average, Remaining Contractual Life (Years) | 4 years 3 months 20 days
Options Outstanding, Weighted Average, Exercise Price | $ 19.06
Options Outstanding, Aggregate Intrinsic Value | $ 10,217
Options Exercisable, Shares | 769,825
Options Exercisable, Weighted Average Exercise Price | $ 17.70
Options Exercisable, Aggregate Intrinsic Value | 8,553
- To 15.00 |
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items] |
Range of Exercise Prices, Minimum | $ 0
Range of Exercise Prices, Maximum | $ 15
Options Outstanding, Shares | 26,000
Options Outstanding, Weighted Average, Remaining Contractual Life (Years) | 1 year 10 months 24 days
Options Outstanding, Weighted Average, Exercise Price | $ 14.06
Options Outstanding, Aggregate Intrinsic Value | 384
Options Exercisable, Shares | 26,000
Options Exercisable, Weighted Average Exercise Price | $ 14.06
Options Exercisable, Aggregate Intrinsic Value | 384
15.01 To 17.00 |
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items] |
Range of Exercise Prices, Minimum | $ 15.01
Range of Exercise Prices, Maximum | $ 17.5
Options Outstanding, Shares | 346,300
Options Outstanding, Weighted Average, Remaining Contractual Life (Years) | 2 years 2 months 14 days
Options Outstanding, Weighted Average, Exercise Price | $ 16.56
Options Outstanding, Aggregate Intrinsic Value | 4,243
Options Exercisable, Shares | 346,300
Options Exercisable, Weighted Average Exercise Price | $ 16.56
Options Exercisable, Aggregate Intrinsic Value | 4,243
17.51 To 20.00 |
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items] |
Range of Exercise Prices, Minimum | $ 17.51
Range of Exercise Prices, Maximum | $ 20
Options Outstanding, Shares | 503,200
Options Outstanding, Weighted Average, Remaining Contractual Life (Years) | 4 years 3 months 20 days
Options Outstanding, Weighted Average, Exercise Price | $ 19.02
Options Outstanding, Aggregate Intrinsic Value | 4,928
Options Exercisable, Shares | 397,525
Options Exercisable, Weighted Average Exercise Price | $ 18.93
Options Exercisable, Aggregate Intrinsic Value | 3,926
20.01 To 25.00 |
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items] |
Range of Exercise Prices, Minimum | $ 20.01
Range of Exercise Prices, Maximum | $ 25
Options Outstanding, Shares | 166,800
Options Outstanding, Weighted Average, Remaining Contractual Life (Years) | 9 years 1 month 5 days
Options Outstanding, Weighted Average, Exercise Price | $ 24.84
Options Outstanding, Aggregate Intrinsic Value | 662
Options Exercisable, Shares | 0
Options Exercisable, Weighted Average Exercise Price | $ 0.00
Options Exercisable, Aggregate Intrinsic Value | 0
25.01 To 30.01 |
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items] |
Range of Exercise Prices, Minimum | $ 25.01
Range of Exercise Prices, Maximum | $ 30.01
Options Outstanding, Shares | 4,500
Options Outstanding, Weighted Average, Remaining Contractual Life (Years) | 9 years 7 months 7 days
Options Outstanding, Weighted Average, Exercise Price | $ 30.01
Options Outstanding, Aggregate Intrinsic Value | 0
Options Exercisable, Shares | 0
Options Exercisable, Weighted Average Exercise Price | $ 0.00
Options Exercisable, Aggregate Intrinsic Value | $ 0

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- Definition Amount of difference between fair value of the underlying shares reserved for issuance and exercise price of fully vested and expected to vest options that are exercisable. + 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 Amount by which the current fair value of the underlying stock exceeds the exercise price of fully vested and expected to vest options 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 (e) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + 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 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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