CONDENSED CONSOLIDATED STATEMENT OF STOCKHOLDERS' EQUITY - USD ($) $ in Thousands	Preferred Stock [Member]	Common Stock [Member]	Paid-in Capital [Member]	Treasury Stock [Member]	Accumulated Earnings (Deficit) [Member]	Total
Balance at Sep. 30, 2019	$ 0	$ 1	$ 15,075	$ (240)	$ 42	$ 14,878
Balance (in shares) at Sep. 30, 2019	20,631	863,812		20,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income (Loss)	$ 0	$ 0	0	$ 0	(120)	(120)
Dividends to preferred stockholders	0	0	(151)	0	0	(151)
Stock-based compensation	0	0	55	0	0	55
Stock option exercise	$ 0	$ 0	31	0	0	31
Stock option exercise (in shares)	0	3,840
Balance at Dec. 31, 2019	$ 0	$ 1	15,010	$ (240)	(78)	14,693
Balance (in shares) at Dec. 31, 2019	20,631	867,652		20,000
Balance at Sep. 30, 2019	$ 0	$ 1	15,075	$ (240)	42	14,878
Balance (in shares) at Sep. 30, 2019	20,631	863,812		20,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income (Loss)						(2,354)
Balance at Jun. 30, 2020	$ 0	$ 1	14,739	$ (240)	(2,312)	12,188
Balance (in shares) at Jun. 30, 2020	20,331	875,652		20,000
Balance at Dec. 31, 2019	$ 0	$ 1	15,010	$ (240)	(78)	14,693
Balance (in shares) at Dec. 31, 2019	20,631	867,652		20,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income (Loss)	$ 0	$ 0	0	$ 0	(937)	(937)
Dividends to preferred stockholders	0	0	(175)	0	0	(175)
Stock-based compensation	0	0	56	0	0	56
Balance at Mar. 31, 2020	$ 0	$ 1	14,891	$ (240)	(1,015)	13,637
Balance (in shares) at Mar. 31, 2020	20,631	867,652		20,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income (Loss)	$ 0	$ 0	0	$ 0	(1,297)	(1,297)
Dividends to preferred stockholders	0	0	(174)	0	0	(174)
Conversion of Preferred B shares to Common Shares	$ 0	$ 0	0	0	0	0
Conversion of Preferred B shares to Common Shares (in shares)	(300)	3,000
Issuance of Restricted Stock	$ 0	$ 0	(30)	0	0	(30)
Issuance of Restricted Stock (in shares)	0	5,000
Stock-based compensation	$ 0	$ 0	52	0	0	52
Balance at Jun. 30, 2020	$ 0	$ 1	14,739	$ (240)	(2,312)	12,188
Balance (in shares) at Jun. 30, 2020	20,331	875,652		20,000
Balance at Sep. 30, 2020	$ 0	$ 1	14,604	$ (240)	(1,683)	12,682
Balance (in shares) at Sep. 30, 2020	19,791	918,652		20,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income (Loss)	$ 0	$ 0	0	$ 0	255	255
Dividends to preferred stockholders	0	0	(174)	0	0	(174)
Stock-based compensation	0	0	10	0	0	10
Stock option exercise	$ 0	$ 0	21	0	0	21
Stock option exercise (in shares)	0	2,502
Balance at Dec. 31, 2020	$ 0	$ 1	14,461	$ (240)	(1,428)	12,794
Balance (in shares) at Dec. 31, 2020	19,791	921,154		20,000
Balance at Sep. 30, 2020	$ 0	$ 1	14,604	$ (240)	(1,683)	12,682
Balance (in shares) at Sep. 30, 2020	19,791	918,652		20,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income (Loss)						1,721
Balance at Jun. 30, 2021	$ 0	$ 1	14,119	$ (240)	38	13,918
Balance (in shares) at Jun. 30, 2021	19,791	927,207		20,000
Balance at Dec. 31, 2020	$ 0	$ 1	14,461	$ (240)	(1,428)	12,794
Balance (in shares) at Dec. 31, 2020	19,791	921,154		20,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income (Loss)	$ 0	$ 0	0	$ 0	596	596
Dividends to preferred stockholders	0	0	(195)	0	0	(195)
Stock-based compensation	0	0	12	0	0	12
Balance at Mar. 31, 2021	$ 0	$ 1	14,278	$ (240)	(832)	13,207
Balance (in shares) at Mar. 31, 2021	19,791	921,154		20,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income (Loss)	$ 0	$ 0	0	$ 0	870	870
Dividends to preferred stockholders	0	0	(197)	0	0	(197)
Stock-based compensation	0	0	13	0	0	13
Stock option exercise	$ 0	$ 0	25	0	0	25
Stock option exercise (in shares)	0	6,053
Balance at Jun. 30, 2021	$ 0	$ 1	$ 14,119	$ (240)	$ 38	$ 13,918
Balance (in shares) at Jun. 30, 2021	19,791	927,207		20,000