Pension and Equity Incentive Plans (Summary of Status of Restricted Shares) (Details) - $ / shares	3 Months Ended
Mar. 31, 2020	Mar. 31, 2019
Pension and Equity Incentive Plans [Abstract]
Number of Shares Awarded, Non-vested at beginning of period	81,278
Number of Shares Awarded, Granted
Number of Shares Awarded, Vested
Number of Shares Awarded, Forfeited
Number of Shares Awarded, Non-vested at end of period	81,278	67,321
Weighted Average Grant Date Fair Value, Non-vested at beginning of period	$ 11.96
Weighted Average Grant Date Fair Value, Granted
Weighted Average Grant Date Fair Value, Vested
Weighted Average Grant Date Fair Value, Forfeited
Weighted Average Grant Date Fair Value, Non-vested at end of period	$ 11.96	$ 11.26

No definition available.

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The number of equity-based payment instruments, excluding stock (or unit) options, that were forfeited during the reporting period.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(1)(iv)(3)
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Weighted average fair value as of the grant date of equity-based award plans other than stock (unit) option plans that were not exercised or put into effect as a result of the occurrence of a terminating event.

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-Publisher FASB
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The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date.

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Per share or unit weighted-average fair value of nonvested award under share-based payment arrangement. Excludes share and unit options.

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The number of equity-based payment instruments, excluding stock (or unit) options, that vested during the reporting period.

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The weighted average fair value as of grant date pertaining to an equity-based award plan other than a stock (or unit) option plan for which the grantee gained the right during the reporting period, by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash in accordance with the terms of the arrangement.

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