XML 100 R87.htm IDEA: XBRL DOCUMENT v3.8.0.1
Federal Income Taxes: Narrative (Details) - USD ($)
Sep. 30, 2017
Sep. 30, 2016
Income Tax Disclosure [Abstract]    
Income taxes receivable $ 559,000 $ 197,000
Deferred tax assets, valuation allowance $ 0 $ 0