CONDENSED CONSOLIDATED STATEMENTS OF EQUITY (DEFICIT) (Unaudited) - USD ($) $ in Thousands	Total	Common Stock	Additional Paid-In Capital	Retained Earnings (Accumulated Deficit)	Accumulated Other Comprehensive Income (Loss)	Treasury Stock	Non-controlling Interests
Balance, beginning of period (in shares) at Sep. 30, 2020		8,277,160
Balance, beginning of period at Sep. 30, 2020	$ (1,953)	$ 4,223	$ 1,350	$ (3,897)	$ (1,435)	$ (2,286)	$ 92
Increase (Decrease) in Stockholders' Equity (Deficit)
Net (loss) earnings	(51)			(272)			221
Foreign currency translation adjustments, net of taxes of $0	(319)				(319)
Distributions to non-controlling interests	(309)						(309)
Share-based compensation	151		151
Retirement plans:
Amortization of accumulated other comprehensive loss into net periodic benefit cost, net of taxes of $0	66				66
Balance, end of period (in shares) at Mar. 31, 2021		8,277,160
Balance, end of period at Mar. 31, 2021	(2,415)	$ 4,223	1,501	(4,169)	(1,688)	(2,286)	4
Balance, beginning of period (in shares) at Dec. 31, 2020		8,277,160
Balance, beginning of period at Dec. 31, 2020	(1,659)	$ 4,223	1,350	(3,313)	(1,636)	(2,286)	3
Increase (Decrease) in Stockholders' Equity (Deficit)
Net (loss) earnings	(794)			(856)			62
Foreign currency translation adjustments, net of taxes of $0	(85)				(85)
Distributions to non-controlling interests	(61)						(61)
Share-based compensation	151		151
Retirement plans:
Amortization of accumulated other comprehensive loss into net periodic benefit cost, net of taxes of $0	33				33
Balance, end of period (in shares) at Mar. 31, 2021		8,277,160
Balance, end of period at Mar. 31, 2021	(2,415)	$ 4,223	1,501	(4,169)	(1,688)	(2,286)	4
Balance, beginning of period (in shares) at Sep. 30, 2021		9,445,625
Balance, beginning of period at Sep. 30, 2021	9,507	$ 4,807	4,590	2,356	32	(2,286)	8
Increase (Decrease) in Stockholders' Equity (Deficit)
Net (loss) earnings	3,738			3,125			613
Foreign currency translation adjustments, net of taxes of $0	(13)				(13)
Distributions to non-controlling interests	(557)						(557)
Share-based compensation	427		427
Issuance of common stock for services (in shares)		1,595
Issuance of common stock for services	3	$ 0	3
Issuance of common stock, net of costs (in shares)		509,467
Issuance of common stock, net of costs	2,356	$ 255	2,101
Retirement plans:
Amortization of accumulated other comprehensive loss into net periodic benefit cost, net of taxes of $0	0
Balance, end of period (in shares) at Mar. 31, 2022		9,956,687
Balance, end of period at Mar. 31, 2022	15,461	$ 5,062	7,121	5,481	19	(2,286)	64
Balance, beginning of period (in shares) at Dec. 31, 2021		9,446,783
Balance, beginning of period at Dec. 31, 2021	10,827	$ 4,807	4,846	3,429	7	(2,286)	24
Increase (Decrease) in Stockholders' Equity (Deficit)
Net (loss) earnings	2,398			2,052			346
Foreign currency translation adjustments, net of taxes of $0	12				12
Distributions to non-controlling interests	(306)						(306)
Share-based compensation	173		173
Issuance of common stock for services (in shares)		437
Issuance of common stock for services	1	$ 0	1
Issuance of common stock, net of costs (in shares)		509,467
Issuance of common stock, net of costs	2,356	$ 255	2,101
Retirement plans:
Amortization of accumulated other comprehensive loss into net periodic benefit cost, net of taxes of $0	0
Balance, end of period (in shares) at Mar. 31, 2022		9,956,687
Balance, end of period at Mar. 31, 2022	$ 15,461	$ 5,062	$ 7,121	$ 5,481	$ 19	$ (2,286)	$ 64