Recent Accounting Pronouncements (Narrative) (Details)	3 Months Ended
	Dec. 31, 2019 USD ($) security	Dec. 31, 2021 USD ($)	Dec. 31, 2020 USD ($)	Mar. 01, 2019 USD ($)	Jan. 01, 2019 USD ($) Lease Location
New Accounting Pronouncements Or Change In Accounting Principle [Line Items]
Operating lease right of use asset		$ 9,055,000	$ 10,157,000
Operating lease liability		11,363,000	11,200,000
Retained earnings		91,043,000	70,175,000
Finance lease right of use asset		3,087,000	3,267,000
Finance lease liability		$ 3,380,000	$ 3,467,000
ASU 2019-04 [Member]
New Accounting Pronouncements Or Change In Accounting Principle [Line Items]
Number of held-to-maturity debt securities | security	113
Debt securities, held-to-maturity with an aggregate amortized cost	$ 67,096,000
Number of held-to-maturity debt securities sold | security	113
Gain (Loss) on sale of debt securities	$ 1,779,000
ASU 2016-02 [Member]
New Accounting Pronouncements Or Change In Accounting Principle [Line Items]
Operating lease right of use asset					$ 11,661,000
Operating lease liability					$ 12,866,000
Number of retail branch locations which deferred sale/lease back gain recorded | Location					2
Number of leased properties | Lease					24
Finance lease right of use asset				$ 3,597,000
Finance lease liability				$ 3,597,000
Finance Lease, Liability, Statement of Financial Position [Extensible List]				us-gaap:LongTermDebt
ASU 2016-02 [Member] | Adjustment [Member]
New Accounting Pronouncements Or Change In Accounting Principle [Line Items]
Retained earnings					$ 316,000