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Long-Term Debt (Details 5) (7.25% senior notes due December 2018, USD $) In Millions, unless otherwise specified |  |  |  | 12 Months Ended
--- | --- | --- | --- | ---
Dec. 31, 2013 | Dec. 31, 2012 | Nov. 30, 2010 | Dec. 31, 2013 Prior to December 1, 2013 | Dec. 31, 2013 Twelve month period beginning December 1, 2013 | Dec. 31, 2013 Twelve month period beginning December 1, 2014 | Dec. 31, 2013 Twelve month period beginning December 1, 2015 | Dec. 31, 2013 Beginning December 1, 2016 and thereafter
Long-Term Debt |  |  |  |  |  |  |  |
Principle amount of senior notes |  |  | $ 350.0 |  |  |  |  |
Interest rate (as a percent) | 7.25% | 7.25% | 7.25% |  |  |  |  |
Maximum percentage of the aggregate principal amount of debt instruments that may be redeemed |  |  |  | 35.00% |  |  |  |
Redemption price as percentage of principal amount |  |  |  | 107.25% | 105.438% | 103.625% | 101.813% | 100.00%
Minimum notes remaining outstanding if notes redeemed prior to 2016 (as a percent) |  |  |  | 65.00% |  |  |  |
Maximum number of days within which the entity may redeem a percentage of the note following the date of the closing of equity offering |  |  |  | 120 days |  |  |  |

X
- Definition Represents the maximum period of time within which the entity may redeem a percentage of the note with net proceeds of public or private equity offering following the date of the closing of such equity offering. + References No definition available. + Details
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- Definition Represents the minimum notes to remain outstanding expressed as a percentage of the principle amount if notes are redeemed before a specified date. + References No definition available. + Details
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- Definition Represents the maximum percentage of the aggregate principal amount of debt instruments that may be redeemed with net proceeds of equity offerings prior to specified date. + References No definition available. + Details
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- Definition Face (par) amount of debt instrument at time of issuance. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6451184&loc=d3e28551-108399 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 55 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=6584090&loc=d3e28878-108400 + Details
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- Definition Contractual interest rate for funds borrowed, under the debt agreement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 22 -Article 5 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(1)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Details
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- Definition Percentage price of original principal amount of debt at which debt can be redeemed by the issuer. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 470 -Section 50 -Paragraph 3 -Subparagraph e -URI http://asc.fasb.org/extlink&oid=6479336&loc=d3e64711-112823 + Details
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