Stock-based Compensation, Equity Grants, and Warrants - Stock-based Compensation Expense (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Sep. 30, 2014	Sep. 30, 2013
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]
Total compensation expense	$ 472	$ 206
Total unrecognized expense	471	242
DLH Employees
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]
Total unrecognized expense	346	92
Non-employee Directors
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]
Total unrecognized expense	125	150
Selling, General and Administrative Expenses | DLH Employees
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]
Total compensation expense	363	140
Selling, General and Administrative Expenses | Non-employee Directors
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]
Total compensation expense	109	54
Selling, General and Administrative Expenses | Consultants
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]
Total compensation expense	$ 0	$ 12