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Subsequent Events (Details Textual) (USD $) In Millions, except Per Share data, unless otherwise specified | 12 Months Ended |
--- | --- | ---
Dec. 31, 2012 | Feb. 08, 2013
Subsequent Events (Textual) [Abstract] |  |
Description of terms under T25 replacement contract | $ 2.7 |
Declared dividend |  | $ 0.08
Dividend payment date | Apr. 05, 2013 |
Dividend record date | Mar. 14, 2013 |
Option One [Member] |  |
Subsequent Events (Textual) [Abstract] |  |
Description of terms under T25 replacement contract | 75.0 |
Option One [Member] | Minimum [Member] |  |
Subsequent Events (Textual) [Abstract] |  |
Description of terms under T25 replacement contract | 75.0 |
Description of terms under T25 replacement contract percentage | 45.00% |
Option Two [Member] |  |
Subsequent Events (Textual) [Abstract] |  |
Description of terms under T25 replacement contract | 105.0 |
Option Two [Member] | Minimum [Member] |  |
Subsequent Events (Textual) [Abstract] |  |
Description of terms under T25 replacement contract | $ 45.0 |
Option Two [Member] | Maximum [Member] |  |
Subsequent Events (Textual) [Abstract] |  |
Description of terms under T25 replacement contract percentage | 55.00% |

X
- Definition Date the declared dividend will be paid, in CCYY-MM-DD format. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4304-108586 + Details
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- Definition The per share amount of a dividend declared, but not paid, as of the financial reporting date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4304-108586 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 32 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.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. + Details
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- Definition Date the holder must own the stock to be entitled to the dividend, in CCYY-MM-DD format. + References No definition available. + Details
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- Definition Description of terms under T25 replacement contract. + References No definition available. + Details
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- Definition Description of terms under T25 replacement contract percentage. + References No definition available. + Details
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- Details
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