Loans and Allowance for Loan Losses (Components Of Recorded Investment In Loans For Each Portfolio Class) (Detail) - USD ($) $ in Thousands	Dec. 31, 2018	Sep. 30, 2018
Recorded Investment in Loans:
Principal loan balance	$ 743,436	$ 713,345
Accrued interest receivable	2,794	2,687
Net deferred loan origination fees and costs	245	249
Recorded investment in loans	746,475	716,281
Recorded Investment in Loans as Evaluated for Impairment:
Individually evaluated for impairment	13,406	13,327
Collectively evaluated for impairment	733,069	702,954
Ending balance	746,475	716,281
Residential Real Estate [Member]
Recorded Investment in Loans:
Principal loan balance	196,810	195,274
Accrued interest receivable	552	589
Net deferred loan origination fees and costs	(73)	(62)
Recorded investment in loans	197,289	195,801
Recorded Investment in Loans as Evaluated for Impairment:
Individually evaluated for impairment	4,924	5,107
Collectively evaluated for impairment	192,365	190,694
Ending balance	197,289	195,801
Commercial Real Estate [Member]
Recorded Investment in Loans:
Principal loan balance	355,951	343,498
Accrued interest receivable	1,546	1,403
Net deferred loan origination fees and costs	114	104
Recorded investment in loans	357,611	345,005
Recorded Investment in Loans as Evaluated for Impairment:
Individually evaluated for impairment	7,848	7,719
Collectively evaluated for impairment	349,763	337,286
Ending balance	357,611	345,005
Multifamily [Member]
Recorded Investment in Loans:
Principal loan balance	27,731	28,814
Accrued interest receivable	65	81
Net deferred loan origination fees and costs	(29)	(30)
Recorded investment in loans	27,767	28,865
Recorded Investment in Loans as Evaluated for Impairment:
Individually evaluated for impairment	0	0
Collectively evaluated for impairment	27,767	28,865
Ending balance	27,767	28,865
Construction [Member]
Recorded Investment in Loans:
Principal loan balance	34,208	28,196
Accrued interest receivable	127	156
Net deferred loan origination fees and costs	(22)	(5)
Recorded investment in loans	34,313	28,347
Recorded Investment in Loans as Evaluated for Impairment:
Individually evaluated for impairment	0	0
Collectively evaluated for impairment	34,313	28,347
Ending balance	34,313	28,347
Land and Land development [Member]
Recorded Investment in Loans:
Principal loan balance	10,960	10,504
Accrued interest receivable	22	24
Net deferred loan origination fees and costs	(4)	(4)
Recorded investment in loans	10,978	10,524
Recorded Investment in Loans as Evaluated for Impairment:
Individually evaluated for impairment	0	27
Collectively evaluated for impairment	10,978	10,497
Ending balance	10,978	10,524
Commercial Business [Member]
Recorded Investment in Loans:
Principal loan balance	75,834	67,786
Accrued interest receivable	412	365
Net deferred loan origination fees and costs	288	275
Recorded investment in loans	76,534	68,426
Recorded Investment in Loans as Evaluated for Impairment:
Individually evaluated for impairment	294	231
Collectively evaluated for impairment	76,240	68,195
Ending balance	76,534	68,426
Consumer [Member]
Recorded Investment in Loans:
Principal loan balance	41,942	39,273
Accrued interest receivable	70	69
Net deferred loan origination fees and costs	(29)	(29)
Recorded investment in loans	41,983	39,313
Recorded Investment in Loans as Evaluated for Impairment:
Individually evaluated for impairment	340	243
Collectively evaluated for impairment	41,643	39,070
Ending balance	$ 41,983	$ 39,313

Interest Receivable, Loans Receivable

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The balance of financing receivables that were collectively evaluated for impairment.

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
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Net amount of the investment in a contractual right to receive money on demand or on fixed or determinable dates that is recognized as an asset in the creditor's statement of financial position. Examples include, but are not limited to, credit card receivables, notes receivable and receivables relating to lessor's rights to payments from leases other than operating leases that have been recorded as assets. Excludes trade accounts receivable with contractual maturity of one year or less and arose from the sale of goods or services.

+ References

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-SubTopic 10
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-Publisher FASB
-Name Accounting Standards Codification
-Topic 860
-SubTopic 20
-Section 50
-Paragraph 4
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Amount of deferred fees paid by borrowers and unamortized costs incurred to originate loans and leases, unamortized loan commitments and loan syndication fees, and premiums over or discounts from face amounts of loans that are being amortized into income as an adjustment to yield. Excludes amounts for loans and leases covered under loss sharing agreements.

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