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Litigation And Contingent Liabilities (Details)	0 Months Ended	12 Months Ended
	Feb. 01, 2013 dealer	Dec. 31, 2014 dealer
Commitments and Contingencies Disclosure [Abstract]
Number of dealers alleging damages	6us-gaap_LossContingencyNumberOfPlaintiffs	5us-gaap_LossContingencyNumberOfPlaintiffs
Loss Contingency, Claims Dismissed, Number		1us-gaap_LossContingencyClaimsDismissedNumber

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- Definition

Number of claims dismissed.

+ References

No definition available.

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- Definition

Number of plaintiffs that have filed claims pertaining to a loss contingency.

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No definition available.

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