Stock Based Compensation (Restricted Stock Awards Narrative) (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Restricted stock redeemed to cover payroll taxes due at time of vesting			$ 64	$ 43
Restricted Stock Awards
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized compensation costs	$ 1,200		$ 1,200
Weighted-average recognition period for unrecognized compensation costs			1 year 10 months 17 days
Fair value of shares vested during period			$ 459
Share-based compensation expense	223	$ 177	620	474
Restricted stock redeemed to cover payroll taxes due at time of vesting			64	43
Stock Options
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized compensation costs	17		$ 17
Weighted-average recognition period for unrecognized compensation costs			4 months 17 days
Share-based compensation expense	$ 11	$ 12	$ 33	$ 43

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

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