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Loan and Lease Financings (Details 4) - USD ($) $ in Thousands | 3 Months Ended |
--- | --- | ---
Mar. 31, 2018 | Mar. 31, 2017 | Dec. 31, 2017
Impaired loans and leases |  |  |
Recorded Investment, With no related allowance recorded | $ 10,248 |  | $ 7,670
Unpaid Principal Balance, With no related allowance recorded | 10,248 |  | 7,670
Recorded Investment, With an allowance recorded | 12,843 |  | 9,447
Unpaid Principal Balance, With an allowance recorded | 12,845 |  | 9,449
Total Recorded Investment | 23,091 |  | 17,117
Total Unpaid Principal Balance | 23,093 |  | 17,119
Total Related Allowance | 1,197 |  | 666
Average Recorded Investment | 19,462 | $ 17,006 |
Interest Income | 4 | 5 |
Commercial and agricultural |  |  |
Impaired loans and leases |  |  |
Recorded Investment, With no related allowance recorded | 3,013 |  | 2,439
Unpaid Principal Balance, With no related allowance recorded | 3,013 |  | 2,439
Recorded Investment, With an allowance recorded | 0 |  | 0
Unpaid Principal Balance, With an allowance recorded | 0 |  | 0
Total Related Allowance | 0 |  | 0
Average Recorded Investment | 2,843 | 2,704 |
Interest Income | 0 | 1 |
Auto and light truck |  |  |
Impaired loans and leases |  |  |
Recorded Investment, With no related allowance recorded | 1,913 |  | 0
Unpaid Principal Balance, With no related allowance recorded | 1,913 |  | 0
Recorded Investment, With an allowance recorded | 6,972 |  | 7,780
Unpaid Principal Balance, With an allowance recorded | 6,972 |  | 7,780
Total Related Allowance | 360 |  | 243
Average Recorded Investment | 7,827 | 84 |
Interest Income | 0 | 0 |
Medium and heavy duty truck |  |  |
Impaired loans and leases |  |  |
Recorded Investment, With no related allowance recorded | 337 |  | 371
Unpaid Principal Balance, With no related allowance recorded | 337 |  | 371
Recorded Investment, With an allowance recorded | 0 |  | 0
Unpaid Principal Balance, With an allowance recorded | 0 |  | 0
Total Related Allowance | 0 |  | 0
Average Recorded Investment | 347 | 0 |
Interest Income | 0 | 0 |
Aircraft |  |  |
Impaired loans and leases |  |  |
Recorded Investment, With no related allowance recorded | 1,514 |  | 1,901
Unpaid Principal Balance, With no related allowance recorded | 1,514 |  | 1,901
Recorded Investment, With an allowance recorded | 4,238 |  | 0
Unpaid Principal Balance, With an allowance recorded | 4,238 |  | 0
Total Related Allowance | 431 |  | 0
Average Recorded Investment | 3,069 | 8,795 |
Interest Income | 0 | 0 |
Construction equipment |  |  |
Impaired loans and leases |  |  |
Recorded Investment, With no related allowance recorded | 601 |  | 584
Unpaid Principal Balance, With no related allowance recorded | 601 |  | 584
Recorded Investment, With an allowance recorded | 344 |  | 344
Unpaid Principal Balance, With an allowance recorded | 344 |  | 344
Total Related Allowance | 101 |  | 108
Average Recorded Investment | 1,330 | 1,161 |
Interest Income | 0 | 0 |
Commercial real estate |  |  |
Impaired loans and leases |  |  |
Recorded Investment, With no related allowance recorded | 2,870 |  | 2,375
Unpaid Principal Balance, With no related allowance recorded | 2,870 |  | 2,375
Recorded Investment, With an allowance recorded | 939 |  | 971
Unpaid Principal Balance, With an allowance recorded | 939 |  | 971
Total Related Allowance | 173 |  | 181
Average Recorded Investment | 3,696 | 3,904 |
Interest Income | 0 | 0 |
Residential real estate and home equity |  |  |
Impaired loans and leases |  |  |
Recorded Investment, With no related allowance recorded | 0 |  | 0
Unpaid Principal Balance, With no related allowance recorded | 0 |  | 0
Recorded Investment, With an allowance recorded | 350 |  | 352
Unpaid Principal Balance, With an allowance recorded | 352 |  | 354
Total Related Allowance | 132 |  | 134
Average Recorded Investment | 350 | 358 |
Interest Income | 4 | 4 |
Consumer |  |  |
Impaired loans and leases |  |  |
Recorded Investment, With no related allowance recorded | 0 |  | 0
Unpaid Principal Balance, With no related allowance recorded | 0 |  | 0
Recorded Investment, With an allowance recorded | 0 |  | 0
Unpaid Principal Balance, With an allowance recorded | 0 |  | 0
Total Related Allowance | 0 |  | $ 0
Average Recorded Investment | 0 | 0 |
Interest Income | $ 0 | $ 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://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=84173941&loc=d3e5212-111524 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 17 -URI http://asc.fasb.org/extlink&oid=84173941&loc=d3e5258-111524 + Details
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