Benefit Plans (Details) - 2012 Plan [Member] - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2018	Dec. 31, 2017
Share Awards [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award [Abstract]
Number of shares authorized for issuance (in shares)	2,000,000
Shares available for future grant (in shares)	1,275,200	1,241,200
Stock Options [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award [Abstract]
Options granted (in shares)	0	0
Options outstanding (in shares)	0	0
Restricted Stock [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award [Abstract]
Restricted shares issued (in shares)	30,000	182,000
Estimated fair value of shares issued	$ 87	$ 646
Restricted shares forfeited (in shares)	64,000
Estimated fair value of shares forfeited	$ 236
Restricted Stock [Member] \| Minimum [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award [Abstract]
Vesting period	1 year
Restricted Stock [Member] \| Maximum [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award [Abstract]
Vesting period	3 years

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The total fair value of shares issued during the period under a deferred compensation arrangement.

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Estimated period over which an employee is required to provide service in exchange for the equity-based payment award, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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The maximum number of shares (or other type of equity) originally approved (usually by shareholders and board of directors), net of any subsequent amendments and adjustments, for awards under the equity-based compensation plan. As stock or unit options and equity instruments other than options are awarded to participants, the shares or units remain authorized and become reserved for issuance under outstanding awards (not necessarily vested).

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The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable.

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

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Number of options outstanding, including both vested and non-vested options.

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Number of shares related to Restricted Stock Award forfeited during the period.

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