Stockholders' Equity (Tables)

12 Months Ended

Sep. 30, 2020

Equity [Abstract]

Share-based Payment Arrangement, Restricted Stock and Restricted Stock Unit, Activity [Table Text Block]

	Year Ended September 30,
	2020	2019	2018
Unvested at beginning of year	283,195	—	140,668
Granted	69,338	283,195	—
Vested	(105,000)	—	(140,668)
Forfeited	(208,597)	—	—
Unvested at end of year	38,936	283,195	—

Share-based Payment Arrangement, Option, Activity [Table Text Block]

	Shares	Weighted Average Exercise Price
Outstanding, September 30, 2017	45,750	$	6.42
Options granted	—	—
Exercised	1,500	7.21
Forfeited and canceled	—	—
Outstanding, September 30, 2018	44,250	$	6.39
Options granted	—	—
Exercised	22,500	6.43
Forfeited and canceled	—	—
Outstanding, September 30, 2019	21,750	$	6.35
Options granted	—	—
Exercised	5,750	5.95
Forfeited and canceled	—	—
Outstanding, September 30, 2020	16,000	$	6.49

Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding and Exercisable [Table Text Block]

Outstanding and Exercisable as of September 30, 2020	Remaining Contractual Life in Years	Weighted-Average Exercise Price
8,000	2.58	$5.76
1,000	4.29	$7.27
7,000	4.34	$7.21
16,000		$6.49