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Loans - Impaired Financing Receivables with Related and not Related Allowances (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2019 | Sep. 30, 2018 | Sep. 30, 2019 | Sep. 30, 2018
With no related allowance recorded: |  |  |  |
Average Recorded Investment, Total | $ 15,397 | $ 23,224 | $ 16,380 | $ 21,414
Interest Income Recognized, Total | 123 | 137 | 383 | 391
Cash Basis Interest Recognized, Total | 123 | 137 | 383 | 391
Commercial, industrial, and agricultural |  |  |  |
With an allowance recorded: |  |  |  |
Average Recorded Investment | 1,480 | 3,460 | 1,819 | 2,672
Interest Income Recognized | 32 | 11 | 74 | 54
Cash Basis Interest Recognized | 32 | 11 | 74 | 54
With no related allowance recorded: |  |  |  |
Average Recorded Investment | 3,977 | 5,569 | 3,676 | 5,084
Interest Income Recognized | 42 | 69 | 128 | 160
Cash Basis Interest Recognized | 42 | 69 | 128 | 160
Commercial mortgages |  |  |  |
With an allowance recorded: |  |  |  |
Average Recorded Investment | 7,024 | 9,042 | 7,145 | 9,147
Interest Income Recognized | 12 | 37 | 100 | 111
Cash Basis Interest Recognized | 12 | 37 | 100 | 111
With no related allowance recorded: |  |  |  |
Average Recorded Investment | 2,435 | 5,153 | 3,250 | 4,511
Interest Income Recognized | 29 | 20 | 62 | 66
Cash Basis Interest Recognized | 29 | 20 | 62 | 66
Residential real estate |  |  |  |
With an allowance recorded: |  |  |  |
Average Recorded Investment | 245 | 0 | 122 | 0
Interest Income Recognized | 8 | 0 | 8 | 0
Cash Basis Interest Recognized | 8 | 0 | 8 | 0
With no related allowance recorded: |  |  |  |
Average Recorded Investment | 236 | 0 | 368 | 0
Interest Income Recognized | 0 | 0 | 11 | 0
Cash Basis Interest Recognized | $ 0 | $ 0 | $ 11 | $ 0

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- Definition Average amount of investment of impaired financing receivables with related allowance for credit losses and without a related allowance for credit losses. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=118936363&loc=d3e5212-111524 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 17 -URI http://asc.fasb.org/extlink&oid=118936363&loc=d3e5258-111524 + Details
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