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Earnings per Share (Narrative) (Details)	12 Months Ended
	Dec. 31, 2016 shares
Stock Options and Warrants [member]
Disclosure of Earnings Per Share [line items]
Antidilutive securities excluded from computation of EPS	0

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- Definition

Disclosure of Earnings Per Share [line items].

+ References

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- Definition

Number of antidilutive securities excluded from computation of earnings per share amount.

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