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Contingencies (Narrative) (Details) $ in Millions	9 Months Ended
	Sep. 30, 2016 USD ($) plaintiffs
Commitments and Contingencies Disclosure [Abstract]
Loss Contingency, Number of Plaintiffs	43
Loss Contingency, Claims Settled, Number	58
Loss Contingency, Claims Settled Pending Documentation, Number	10
Letters of Credit Outstanding, Amount | $	$ 61.3

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- Definition

Loss Contingency, Claims Settled Pending Documentation, Number

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- Definition

The total amount of the contingent obligation under letters of credit outstanding as of the reporting date.

+ References

No definition available.

+ Details

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- Definition

Number of claims settled.

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No definition available.

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- Definition

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

+ References

No definition available.

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