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Employee Benefit Plans (Schedule of Non-vested Options) (Details) - $ / shares	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017
Number
Nonvested, beginning balance (in shares)	23,455
Granted (in shares)	0	0
Vested (in shares)	(13,346)
Forfeited/expired (in shares)	3,298
Nonvested, ending balance (in shares)	13,407	23,455
Weighted Average Grant-Date Fair Value
Weighted Average Grant-Date Fair Value, Nonvested, beginning balance (in dollars per share)	$ 12.31
Weighted Average Grant-Date Fair Value, Granted (in dollars per share)	0.00
Weighted Average Grant-Date Fair Value, Vested (in dollars per share)	15.05
Weighted Average Grant-Date Fair Value, Forfeited/expired (in dollars per share)	15.05
Weighted Average Grant-Date Fair Value, Nonvested, ending balance (in dollars per share)	$ 15.05	$ 12.31

X

- Definition

Gross number of share options (or share units) granted during the period.

+ References

No definition available.

+ Details

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X

- Definition

The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (d)(1)
-URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901

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X

- Definition

Number of non-vested options outstanding.

+ References

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X

- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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X

- Definition

Number of non-vested options forfeited.

+ References

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- Definition

Weighted average grant-date fair value of non-vested options forfeited.

+ References

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- Definition

Weighted average grant-date fair value of non-vested options outstanding.

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- Definition

Number of options vested.

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- Definition

Weighted average grant-date fair value of options vested.

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