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		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019	Dec. 31, 2017
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Number of shares vested			95,389
Number of shares vested, weighted average fair value			$ 11.39
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	401,315		401,315
Stock based compensation expense	$ 364	$ 360	$ 1,100	$ 1,000
Unrecognized compensation expense	$ 1,600		$ 1,600
Compensation cost not yet recognized, period for recognition			2 years 4 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			24,045
Number of shares vested			31,077
Number of shares vested, weighted average fair value			$ 14.53
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			64,312
Number of shares vested, weighted average fair value			$ 13.38