Dividends - Additional Information (Details) - $ / shares |
6 Months Ended | |
|---|---|---|
Jun. 30, 2015 |
Jun. 30, 2014 |
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| Equity [Abstract] | ||
| Paid cash dividends, per share | $ 0 | $ 0.10 |
| X | ||||||||||
- Definition Aggregate dividends paid during the period for each share of common stock outstanding. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
- References No definition available.
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