CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY - USD ($)	Preferred Shares [Member]	Common Shares [Member]	Additional paid-in capital [Member]	Accumulated deficit [Member]	Total
Balance at Sep. 30, 2018	$ 35,000	$ 2,523,000	$ 24,557,000	$ (16,231,000)	$ 10,884,000
Balance (in shares) at Sep. 30, 2018	35	10,245,277
Adoption of accounting standard	$ 0	$ 0	0	(76,000)	(76,000)
Net loss	0	0	0	(85,000)	(85,000)
Stock based compensation expense	$ 0	$ 0	25,000	0	25,000
Stock based compensation (in shares)	0	0
Balance at Dec. 31, 2018	$ 35,000	$ 2,523,000	24,582,000	(16,392,000)	10,748,000
Balance (in shares) at Dec. 31, 2018	35	10,245,277
Net loss	$ 0	$ 0	0	(569,000)	(569,000)
Stock based compensation expense	$ 0	$ 11,000	99,000	0	110,000
Stock based compensation (in shares)	0	44,615
Stock option exercises	$ 0	$ 0	1,000	0	1,000
Stock option exercises (in shares)	0	639
Balance at Mar. 31, 2019	$ 35,000	$ 2,534,000	24,682,000	(16,961,000)	10,290,000
Balance (in shares) at Mar. 31, 2019	35	10,290,531
Net loss	$ 0	$ 0	0	(426,000)	(426,000)
Stock issued in acquisition	$ 0	$ 50,000	344,000	0	394,000
Stock issued in acquisition (In shares)	0	200,000
Stock based compensation expense	$ 0	$ 0	71,000	0	71,000
Stock based compensation (in shares)	0	0
Stock option exercises	$ 0	$ 2,000	3,000	0	5,000
Stock option exercises (in shares)	0	6,138
Balance at Jun. 30, 2019	$ 35,000	$ 2,586,000	25,100,000	(17,387,000)	10,334,000
Balance (in shares) at Jun. 30, 2019	35	10,496,669
Balance at Sep. 30, 2019	$ 35,000	$ 2,589,000	25,183,000	(17,097,000)	10,710,000
Balance (in shares) at Sep. 30, 2019	35	10,510,694
Adoption of accounting standard	$ 0	$ 0	0	(128,000)	(128,000)
Net loss	0	0	0	(1,426,000)	(1,426,000)
Stock issued in acquisition	$ 0	$ 60,000	1,073,000	0	1,133,000
Stock issued in acquisition (In shares)	0	240,000
Stock based compensation expense	$ 0	$ 14,000	67,000	0	81,000
Stock based compensation (in shares)	0	54,363
Balance at Dec. 31, 2019	$ 35,000	$ 2,663,000	26,323,000	(18,651,000)	10,370,000
Balance (in shares) at Dec. 31, 2019	35	10,805,057
Balance at Sep. 30, 2019	$ 35,000	$ 2,589,000	25,183,000	(17,097,000)	10,710,000
Balance (in shares) at Sep. 30, 2019	35	10,510,694
Balance at Jun. 30, 2020	$ 25,000	$ 2,703,000	26,617,000	(20,118,000)	9,227,000
Balance (in shares) at Jun. 30, 2020	25	10,963,675
Balance at Dec. 31, 2019	$ 35,000	$ 2,663,000	26,323,000	(18,651,000)	10,370,000
Balance (in shares) at Dec. 31, 2019	35	10,805,057
Net loss	$ 0	$ 0	0	(588,000)	(588,000)
Stock based compensation expense	$ 0	$ 7,000	116,000	0	123,000
Stock based compensation (in shares)	0	26,521
Stock option exercises	$ 0	$ 8,000	12,000	0	20,000
Stock option exercises (in shares)	0	32,703
Balance at Mar. 31, 2020	$ 35,000	$ 2,678,000	26,451,000	(19,239,000)	9,925,000
Balance (in shares) at Mar. 31, 2020	35	10,864,281
Net loss	$ 0	$ 0	0	(879,000)	(879,000)
Stock based compensation expense	$ 0	$ 11,000	166,000	0	176,000
Stock based compensation (in shares)	0	40,000
Stock option exercises	$ 0	$ 13,000	(8,000)	0	5,000
Stock option exercises (in shares)	0	54,394
Preferred stock conversion	$ (10,000)	$ 1,000	9,000	0	0
Preferred stock conversion (in shares)	(10)	5,000
Balance at Jun. 30, 2020	$ 25,000	$ 2,703,000	$ 26,617,000	$ (20,118,000)	$ 9,227,000
Balance (in shares) at Jun. 30, 2020	25	10,963,675