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Equity Incentive Plans (Narrative) (Details) - USD ($)			9 Months Ended
	Jun. 14, 2019	Dec. 14, 2018	Sep. 30, 2020	Sep. 30, 2019
Defined Benefit Plan Disclosure [Line Items]
Options granted				98,875
Shares underlying unexercised options			531,612
Expected future compensation expense, unexercised options			$ 1,000,000.0
Exercisable - Number of Options			660,736	268,633
Options [Member]
Defined Benefit Plan Disclosure [Line Items]
Expected future compensation expense, weighted average period for recognition			4 years 9 months 18 days
Restricted Stock [Member]
Defined Benefit Plan Disclosure [Line Items]
Expected future expenses relating to non-vested restricted shares			$ 279,000
Expected future compensation expense, weighted average period for recognition			5 months 12 days
2018 Equity Incentive Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Shares authorized for issuance			1,000,000
2011 Stock Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Shares authorized for issuance			900,000
Directors [Member] | 2018 Equity Incentive Plan [Member] | Options [Member]
Defined Benefit Plan Disclosure [Line Items]
Options granted	68,750	300,000
Vesting period	2 years	2 years
Directors [Member] | 2018 Equity Incentive Plan [Member] | Restricted Stock [Member]
Defined Benefit Plan Disclosure [Line Items]
Restricted stock issued	33,110	54,000
Vesting period	2 years	2 years
Directors [Member] | Tranche 1 And 2 [Member] | 2018 Equity Incentive Plan [Member] | Options [Member]
Defined Benefit Plan Disclosure [Line Items]
Vesting percentage	50.00%	50.00%
Executive Officers [Member] | 2018 Equity Incentive Plan [Member] | Options [Member]
Defined Benefit Plan Disclosure [Line Items]
Options granted	30,125
Vesting period	2 years
Executive Officers [Member] | 2018 Equity Incentive Plan [Member] | Restricted Stock [Member]
Defined Benefit Plan Disclosure [Line Items]
Restricted stock issued	14,508	13,321
Vesting period	2 years	2 years

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