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Share Based Compensation (Details Textual) - USD ($) $ in Thousands		1 Months Ended	6 Months Ended
	Feb. 05, 2013	Apr. 30, 2017	Jun. 30, 2019
Share Based Compensation (Textual)
Shares available for grants of awards
Total intrinsic value			$ 50
Option exercised shares			4,250
Cash received from exercised options			$ 30
Restricted Stock [Member]
Share Based Compensation (Textual)
Option awards vesting period	4 years
Compensation cost charged against income			250
Total income tax benefit recognized in income statement for share-based compensation arrangements			$ 50
Weighted-average period term			1 year 10 months 25 days
Total unrecognized compensation cost related to non-vested share-based compensation arrangements granted under plan			$ 650
Stock Incentive Plan [Member]
Share Based Compensation (Textual)
Shares available for grants of awards		500,000	41,358
Stock Compensation Plan [Member]
Share Based Compensation (Textual)
SAR and common restricted stock, shares			250,000
Option awards vesting period			5 years
Option awards contractual terms			10 years

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Maximum common shares granted for incentive stock options, nonqualified stock options, stock appreciation rights and restricted stock.

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Amount of accumulated difference between fair value of underlying shares on dates of exercise and exercise price on options exercised (or share units converted) into shares.

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Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

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Amount of cost to be recognized for option under share-based payment arrangement.

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Amount of tax benefit for recognition of expense of award under share-based payment arrangement.

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Remaining weighted average contract period of financial guarantee insurance contracts, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Amount of cash inflow from exercise of option under share-based payment arrangement.

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Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition.

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

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Weighted average remaining contractual term for fully vested and expected to vest options outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, unvested options for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur.

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