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Litigation (Details)
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3 Months Ended |
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Mar. 31, 2015
Defendant
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| Litigation [Abstract] | |
| Number of defendants | 30us-gaap_LossContingencyNumberOfDefendants |
| X | ||||||||||
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- Details
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| X | ||||||||||
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- Definition
Number of defendants named in a legal action. No definition available.
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