Performance unit shares to satisfy tax obligation created from vesting, net

No definition available.

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- Definition

Unrecognized compensation cost related to nonvested shares.

+ References

No definition available.

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- Definition

Weighted average period related to compensation cost.

+ References

No definition available.

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- Definition

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

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- Definition

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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- Definition

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.

+ References

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- Definition

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

+ References

No definition available.

+ Details

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- Definition

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

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- Definition

Period from grant date that an equity-based award expires, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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- Definition

Total number of shares issued during the period, including shares forfeited, as a result of Restricted Stock Awards.

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Stock Based Compensation (Details) - USD ($) $ in Thousands	3 Months Ended
Stock Based Compensation (Details) - USD ($) $ in Thousands	Mar. 31, 2019	Mar. 31, 2018	Dec. 31, 2018	Dec. 31, 2017
Stock-based compensation expense	$ 800	$ 600
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross (in Shares)
Share-based Compensation Arrangement by Share-based Payment Award, Award expiration Period	10 years
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period	3 years
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number	86,472		108,463
Restricted Stock [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross (in Shares)	53,454
Restricted shares granted	42,483
Unrecognized compensation cost related to nonvested shares	$ 1,340
Weighted average period related to compesation cost	1 year 6 months
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number	73,069		29,423
Performance unit shares to satisfy tax obligation created from vesting, net	4,904
Restricted Stock [Member]
Unrecognized compensation cost related to nonvested shares	$ 1,700
Weighted average period related to compesation cost	1 year 9 months 18 days
Performance Shares [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross (in Shares)	35,636
Unrecognized compensation cost related to nonvested shares	$ 1,400
Weighted average period related to compesation cost	1 year 9 months 18 days
Performance unit shares to satisfy tax obligation created from vesting, net	25,991
Performance Shares [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross (in Shares)	26,517
2017 Equity Compensation Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant (in Shares)				750,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross (in Shares)	535,300