CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY - USD ($) $ in Thousands	Preferred Shares [Member]	Common Shares [Member]	Additional paid-in capital [Member]	Accumulated deficit [Member]	Total
Balance at Sep. 30, 2017	$ 1,035	$ 2,023	$ 21,446	$ (16,037)	$ 8,467
Balance (in shares) at Sep. 30, 2017	1,035	8,243,896
Comprehensive income (loss):
Net (loss) income				26	26
Stock based compensation expense			34		34
Stock option exercises			1		1
Stock option exercises (in shares)		305
Balance at Dec. 31, 2017	$ 1,035	$ 2,023	21,481	(16,011)	8,528
Balance (in shares) at Dec. 31, 2017	1,035	8,244,201
Comprehensive income (loss):
Net (loss) income				55	55
Stock based compensation expense			35		35
Stock option exercises (in shares)		1,000
Balance at Mar. 31, 2018	$ 1,035	$ 2,023	21,517	(15,956)	8,618
Balance (in shares) at Mar. 31, 2018	1,035	8,245,201
Comprehensive income (loss):
Net (loss) income				(75)	(75)
Conversion of preferred shares to common shares	$ (1,000)	$ 125	875
Conversion of preferred shares to common shares (in shares)	(1,000)	500,000
Stock based compensation expense			33		33
Stock option exercises (in shares)		76
Balance at Jun. 30, 2018	$ 35	$ 2,148	22,424	(16,031)	8,576
Balance (in shares) at Jun. 30, 2018	35	8,745,277
Balance at Sep. 30, 2018	$ 35	$ 2,523	24,557	(16,231)	10,884
Balance (in shares) at Sep. 30, 2018	35	10,245,277
Adoption of accounting standard				(76)	(76)
Comprehensive income (loss):
Net (loss) income				(85)	(85)
Stock based compensation expense			25		25
Balance at Dec. 31, 2018	$ 35	$ 2,523	24,582	(16,392)	10,748
Balance (in shares) at Dec. 31, 2018	35	10,245,277
Balance at Sep. 30, 2018	$ 35	$ 2,523	24,557	(16,231)	10,884
Balance (in shares) at Sep. 30, 2018	35	10,245,277
Adoption of accounting standard					(76)
Balance at Jun. 30, 2019	$ 35	$ 2,586	25,100	(17,387)	10,334
Balance (in shares) at Jun. 30, 2019	35	10,496,669
Balance at Dec. 31, 2018	$ 35	$ 2,523	24,582	(16,392)	10,748
Balance (in shares) at Dec. 31, 2018	35	10,245,277
Comprehensive income (loss):
Net (loss) income				(569)	(569)
Stock based compensation expense		$ 11	99		110
Stock based compensation (in shares)		44,615
Stock option exercises			1		1
Stock option exercises (in shares)		639
Balance at Mar. 31, 2019	$ 35	$ 2,534	24,682	(16,961)	10,290
Balance (in shares) at Mar. 31, 2019	35	10,290,531
Comprehensive income (loss):
Net (loss) income				(426)	(426)
Stock based compensation expense			71		71
Stock based compensation (in shares)		6,138
Stock option exercises		$ 2	3		5
Smithers Avanza Acquisition		$ 50	344		394
Smithers Avanza Acquisition (In shares)		200,000
Balance at Jun. 30, 2019	$ 35	$ 2,586	$ 25,100	$ (17,387)	$ 10,334
Balance (in shares) at Jun. 30, 2019	35	10,496,669