Other Liabilities and Accrued Expenses: Schedule of Other Liabilities and Accrued Expenses (Details) - USD ($) $ in Thousands	Sep. 30, 2018	Sep. 30, 2017
Payables and Accruals [Abstract]
Accrued deferred compensation, profit sharing plans and bonuses payable	$ 1,235	$ 1,134
Accrued interest payable on deposits	225	161
Accounts payable and accrued expenses - other	2,667	1,831
Total other liabilities and accrued expenses	$ 4,127	$ 3,126

Sum of the carrying values as of the balance sheet date of obligations incurred through that date, including liabilities incurred and payable to vendors for goods and services received, taxes, interest, rent and utilities, compensation costs, payroll taxes and fringe benefits (other than pension and postretirement obligations), contractual rights and obligations, and statutory obligations.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03.15(1),(5))
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03.15)
-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant