Annual report pursuant to Section 13 and 15(d)

Income Taxes (Narrative) (Details)

v3.8.0.1
Income Taxes (Narrative) (Details) - USD ($)
 12 Months Ended
Sep. 30, 2017
Sep. 30, 2016
Sep. 30, 2015
Income Tax Expense (Benefit) [Line Items]      
Valuation allowance, deferred tax asset, change in amount $ (155,000) $ (276,000) $ (16,000)
Unrecognized tax benefits 0 0  
Expense for interest and penalties related to uncertain tax positions $ 0 $ 0 $ 0
Maximum [Member]      
Income Tax Expense (Benefit) [Line Items]      
Operating Loss Carryforwards, Expiration Date Oct. 01, 2037    
Minimum [Member]      
Income Tax Expense (Benefit) [Line Items]      
Operating Loss Carryforwards, Expiration Date Oct. 01, 2022    
Federal [Member]      
Income Tax Expense (Benefit) [Line Items]      
Operating loss carryforwards $ 12,100,000    
State [Member]      
Income Tax Expense (Benefit) [Line Items]      
Operating loss carryforwards $ 15,351,000    
U.S. [Member]      
Income Tax Expense (Benefit) [Line Items]      
Audit tax period 3 years    
U.K. [Member]      
Income Tax Expense (Benefit) [Line Items]      
Operating loss carryforwards $ 62,223,000    
Audit tax period 1 year    
Filing date or deadline period after end of accounting period 1 year    
Malaysia [Member]      
Income Tax Expense (Benefit) [Line Items]      
Audit tax period 5 years    
Filing date or deadline period after end of accounting period 7 months