Loans and Leases and Allowance for Credit Losses - Components of net investment in leases (Details) - USD ($) $ in Thousands	Sep. 30, 2020	Dec. 31, 2019
Net Investment in Leases
Minimum future lease payments receivable	$ 38,769	$ 39,709
Estimated residual value of leased equipment	3,361	3,631
Initial direct costs	678	842
Security deposits	(782)	(989)
Purchase accounting premium	149	273
Unearned income	(5,531)	(6,088)
Net investment in leases	$ 36,644	$ 37,378

Sales Type And Direct Financing Leases, Deferred Selling Profit

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Sales Type And Direct Financing Leases, Initial Direct Costs

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Sales Type And Direct Financing Leases, Purchase Accounting Premium

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Sales Type And Direct Financing Leases, Security Deposits

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Sales Type And Direct Financing Leases, Unguaranteed Residual Asset

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Amount of net investment in sales-type and direct financing lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 30
-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=121561866&loc=SL77919306-209978

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Present value of lease payments not yet received by lessor and amount expected to be derived from underlying asset, following end of lease term guaranteed by lessee or other third party unrelated to lessor, from sales-type and direct financing leases.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 30
-Section 50
-Paragraph 10
-URI http://asc.fasb.org/extlink&oid=121576215&loc=SL77919391-209981

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 30
-Section 50
-Paragraph 6
-URI http://asc.fasb.org/extlink&oid=121576215&loc=SL77919379-209981

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