CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY - USD ($)	Total	Common Stock [Member]	Additional Paid-in Capital [Member]	Other Comprehensive Income (Loss) [Member]	Accumulated Deficit [Member]	Treasury Stock [Member]	Noncontrolling Interest [Member]
Balance, Beginning at Sep. 30, 2014	$ 14,314,000	$ 9,000	$ 19,195,000	$ 98,000	$ (3,933,000)	$ (986,000)	$ (69,000)
Balance (in shares) at Sep. 30, 2014		17,140,182				810,160
Issuance of shares of common stock under employee stock purchase plan	13,000	$ 0	13,000	0	0	$ 0	0
Issuance of shares of common stock under employee stock purchase plan (in shares)		9,698				0
Stock-based compensation costs	459,000	$ 0	459,000	0	0	$ 0	0
Stock-based compensation costs (in shares)		228,500				0
Adjustment for escrow settlement	(17,000)	$ 0	(17,000)	0	0	$ 0	0
Adjustment for escrow settlement (in shares)		(9,642)				0
Settlement of pension obligation, net of tax	318,000	$ 0	0	318,000	0	$ 0	0
Foreign currency translation adjustment	(306,000)	0	0	(306,000)	0	0	0
Net income (loss)	(353,000)	0	0	0	(234,000)	0	(119,000)
Balance, Ending at Sep. 30, 2015	14,428,000	$ 9,000	19,650,000	110,000	(4,167,000)	$ (986,000)	(188,000)
Balance (in shares) at Sep. 30, 2015		17,368,738				810,160
Issuance of shares of common stock under employee stock purchase plan	16,000	$ 0	16,000	0	0	$ 0	0
Issuance of shares of common stock under employee stock purchase plan (in shares)		13,742				0
Stock-based compensation costs	698,000	$ 0	462,000	0	0	$ 0	236,000
Stock-based compensation costs (in shares)		294,804				0
Foreign currency translation adjustment	(809,000)	$ 0	0	(809,000)	0	$ 0	0
Net income (loss)	334,000	0	0	0	688,000	0	(354,000)
Balance, Ending at Sep. 30, 2016	$ 14,667,000	$ 9,000	$ 20,128,000	$ (699,000)	$ (3,479,000)	$ (986,000)	$ (306,000)
Balance (in shares) at Sep. 30, 2016		17,677,284				810,160