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

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Stock Based Compensation (Details Textual) - 2017 Incentive Plan - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019	Dec. 31, 2017
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Number of shares vested	2,000
Number of shares vested, weighted average fair value	$ 16.26
Restricted Stock Awards
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Maximum shares available under equity incentive plan			800,000
Number of shares available for grant	406,315
Stock based compensation expense	$ 337	$ 320
Unrecognized compensation expense	$ 2,300
Compensation cost not yet recognized, period for recognition	2 years 10 months 24 days
Time Based Restricted Stock Awards
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Share awards granted under equity incentive plan	19,045
Number of shares vested	2,000
Number of shares vested, weighted average fair value	$ 14.65
Performance Based Restricted Stock Awards
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Share awards granted under equity incentive plan	50,187
Number of shares vested	0
Number of shares vested, weighted average fair value	$ 0