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Equity Compensation (Narrative) (Details) (USD $) | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2014 | Sep. 30, 2013 | Sep. 30, 2014 | Sep. 30, 2013
Equity Compensation Arrangement by Share-based Payment Award [Abstract] |  |  |  |
Maximum shares of common stock | 20,000,000 |  | 20,000,000 |
Maximum annual shares awarded to employee |  |  | 500,000 |
Shares available for granting additional awards | 7,415,544 |  | 7,415,544 |
Unrecognized compensation cost of non-vested stock-based compensation awards | $ 8,100,000 |  | $ 8,100,000 |
Unrecognized compensation cost of non-vested stock-based compensation awards expected to be recognized over a weighted average period (years) |  |  | 2 years 4 months 29 days |
Number of options granted | 0 | 0 | 0 | 0
Intrinsic value of stock options exercised | 6,000 | 100,000 | 2,000,000 | 300,000
Stock Options | Minimum |  |  |  |
Equity Compensation Arrangement by Share-based Payment Award [Abstract] |  |  |  |
Vesting period (months) |  |  | 24 months |
Stock Options | Maximum |  |  |  |
Equity Compensation Arrangement by Share-based Payment Award [Abstract] |  |  |  |
Vesting period (months) |  |  | 72 months |
Restricted Stock | Minimum |  |  |  |
Equity Compensation Arrangement by Share-based Payment Award [Abstract] |  |  |  |
Vesting period (months) |  |  | 12 months |
Restricted Stock | Maximum |  |  |  |
Equity Compensation Arrangement by Share-based Payment Award [Abstract] |  |  |  |
Vesting period (months) |  |  | 84 months |
Performance Shares | Minimum |  |  |  |
Equity Compensation Arrangement by Share-based Payment Award [Abstract] |  |  |  |
Vesting period (months) |  |  | 12 months |
Performance Awards, percentage range of target to be earned |  |  | 0.00% |
Performance Shares | Maximum |  |  |  |
Equity Compensation Arrangement by Share-based Payment Award [Abstract] |  |  |  |
Vesting period (months) |  |  | 60 months |
Performance Awards, percentage range of target to be earned |  |  | 133.00% |
Restricted Stock |  |  |  |
Equity Compensation Arrangement by Share-based Payment Award [Abstract] |  |  |  |
Number of Restricted Shares granted | 0 | 0 | 10,000 | 0
Fair value of restricted stock awards vested | $ 200,000 | $ 1,000,000 | $ 300,000 | $ 1,500,000
Stock Options |  |  |  |
Equity Compensation Arrangement by Share-based Payment Award [Abstract] |  |  |  |
Maximum period for exercisable options (years and days) |  |  | 10 years 1 day |

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- Definition Unrecognized cost of unvested share-based compensation awards. + 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 (i) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition Weighted average period over which unrecognized compensation is expected to be recognized for equity-based compensation plans, 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 (i) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition Period 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, 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 (a)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan). + 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)(2)(iii)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition Fair value of share-based awards for which the grantee gained the right by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash. + 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 (d)(2) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition The maximum number of shares (or other type of equity) originally approved (usually by shareholders and board of directors), net of any subsequent amendments and adjustments, for awards under the equity-based compensation plan. As stock or unit options and equity instruments other than options are awarded to participants, the shares or units remain authorized and become reserved for issuance under outstanding awards (not necessarily vested). + 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 (a)(3) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition Amount of accumulated difference between fair value of underlying shares on dates of exercise and exercise price on options exercised (or share units converted) into shares. + 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 (d)(2) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition Net number of share options (or share units) granted during the period. + 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)(iv)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition Performance Awards, percentage range of target to be earned. + References No definition available. + Details
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- Definition Period which an employee's right to exercise a performance award is no longer contingent on satisfaction of either a service condition, market condition or a performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
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- Definition The period of time, measured from grant date, before which an equity-based award expires as specified in the award agreement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
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- Definition The maximum number of shares that can be awarded per participant per year under an employee share-based payment plan. + References No definition available. + Details
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