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New Accounting Pronouncements New Accounting Pronouncements (Details) - USD ($) $ in Millions	9 Months Ended	12 Months Ended
	Sep. 30, 2017	Dec. 31, 2016
New Accounting Pronouncements [Abstract]
Effect of Adoption on Share-Based Compensation	$ 0.5	$ 1.1

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- Definition

Effect of Adoption on Share-Based Compensation

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- Definition

New Accounting Pronouncements [Abstract]

+ References

No definition available.

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