Segment Data (Details) - USD ($) $ in Thousands	12 Months Ended
	Sep. 30, 2018	Sep. 30, 2017
Operating income	$ 2,462	$ (1,401)
Depreciation and amortization	5,972	3,953
Accounts receivable –net	(1,969)	2,393
Total assets	133,601	141,815
Total revenue	165,284	134,978
Industrial Staffing Services [Member]
Industrial services revenue	$ 21,648	$ 24,851
Industrial services gross margin	17.90%	16.50%
Operating income	$ 1,338	$ 1,625
Depreciation and amortization	259	268
Accounts receivable –net	3,450	3,959
Intangible asset	471	691
Goodwill	1,084	1,084
Total assets	5,005	9,271
Professional Staffing Services [Member]
Operating income	8,885	4,275
Depreciation and amortization	5,713	3,685
Accounts receivable –net	17,305	19,219
Intangible asset	28,996	34,358
Goodwill	75,509	75,509
Total assets	128,596	132,544
Permanent placement revenue	$ 23,056	$ 14,731
Placement services gross margin	100.00%	100.00%
Professional services revenue	$ 120,580	$ 95,396
Professional services gross margin	26.50%	27.40%
Unallocated Expenses [Member]
Corporate administrative expenses	$ 2,754	$ 3,285
Corporate facility expenses	255	301
Stock option amortization expense	1,660	902
Board related expenses		38
Acquisition, integration and restructuring expenses	3,092	2,775
Total unallocated expenses	7,761	7,301
Consolidated [Member]
Operating income	2,462	(1,401)
Depreciation and amortization	5,972	3,953
Accounts receivable –net	20,755	23,178
Intangible asset	29,467	35,049
Goodwill	76,593	76,593
Total assets	133,601	141,815
Total revenue	$ 165,284	$ 134,978