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Loan and Lease Receivables, Impaired Loans and Leases and Allowance for Loan and Lease Losses (Impaired Loans and Leases) (Details) - USD ($) $ in Thousands | 9 Months Ended | 12 Months Ended
--- | --- | ---
Sep. 30, 2019 | Dec. 31, 2018
Recorded Investment(1) |  |
With no impairment reserve recorded | $ 9,320 | $ 10,802
With impairment reserve recorded | 13,615 | 14,679
Total | 22,935 | 25,481
Unpaid Principal Balance |  |
With no impairment reserve recorded | 15,630 | 16,510
With impairment reserve recorded | 15,580 | 16,038
Total | 31,210 | 32,548
Impairment Reserve |  |
Impairment Reserve | 4,319 | 4,396
Average Recorded Investment(2) |  |
With no impairment reserve recorded | 20,414 | 21,108
With impairment reserve recorded | 4,421 | 5,323
Total | 24,835 | 26,431
Foregone Interest Income |  |
With no impairment reserve recorded | 945 | 2,200
With impairment reserve recorded | 1,168 | 1,278
Foregone interest income | 2,113 | 3,478
Interest Income Recognized |  |
With no impairment reserve recorded | 783 | 1,304
With impairment reserve recorded | 0 | 0
Total | 783 | 1,304
Net Foregone Interest Income |  |
With no impairment reserve recorded | 162 | 896
With impairment reserve recorded | 1,168 | 1,278
Total | 1,330 | 2,174
Commercial real estate — owner occupied |  |
Recorded Investment(1) |  |
With no impairment reserve recorded | 342 | 1,273
With impairment reserve recorded | 3,741 | 4,390
Total | 4,083 | 5,663
Unpaid Principal Balance |  |
With no impairment reserve recorded | 342 | 1,273
With impairment reserve recorded | 5,100 | 5,749
Total | 5,442 | 7,022
Impairment Reserve |  |
Impairment Reserve | 753 | 675
Average Recorded Investment(2) |  |
With no impairment reserve recorded | 3,993 | 6,638
With impairment reserve recorded | 1,062 | 635
Total | 5,055 | 7,273
Foregone Interest Income |  |
With no impairment reserve recorded | 55 | 756
With impairment reserve recorded | 314 | 182
Foregone interest income | 369 | 938
Interest Income Recognized |  |
With no impairment reserve recorded | 354 | 197
With impairment reserve recorded | 0 | 0
Total | 354 | 197
Net Foregone Interest Income |  |
With no impairment reserve recorded | (299) | 559
With impairment reserve recorded | 314 | 182
Total | 15 | 741
Commercial real estate — non-owner occupied |  |
Recorded Investment(1) |  |
With no impairment reserve recorded | 0 | 31
With impairment reserve recorded | 0 | 0
Total | 0 | 31
Unpaid Principal Balance |  |
With no impairment reserve recorded | 0 | 72
With impairment reserve recorded | 0 | 0
Total | 0 | 72
Impairment Reserve |  |
Impairment Reserve | 0 | 0
Average Recorded Investment(2) |  |
With no impairment reserve recorded | 77 | 33
With impairment reserve recorded | 0 | 0
Total | 77 | 33
Foregone Interest Income |  |
With no impairment reserve recorded | 1 | 2
With impairment reserve recorded | 0 | 0
Foregone interest income | 1 | 2
Interest Income Recognized |  |
With no impairment reserve recorded | 0 | 0
With impairment reserve recorded | 0 | 0
Total | 0 | 0
Net Foregone Interest Income |  |
With no impairment reserve recorded | 1 | 2
With impairment reserve recorded | 0 | 0
Total | 1 | 2
Land development |  |
Recorded Investment(1) |  |
With no impairment reserve recorded | 1,622 | 2,213
With impairment reserve recorded | 0 | 0
Total | 1,622 | 2,213
Unpaid Principal Balance |  |
With no impairment reserve recorded | 5,918 | 6,510
With impairment reserve recorded | 0 | 0
Total | 5,918 | 6,510
Impairment Reserve |  |
Impairment Reserve | 0 | 0
Average Recorded Investment(2) |  |
With no impairment reserve recorded | 1,937 | 2,366
With impairment reserve recorded | 0 | 0
Total | 1,937 | 2,366
Foregone Interest Income |  |
With no impairment reserve recorded | 41 | 68
With impairment reserve recorded | 0 | 0
Foregone interest income | 41 | 68
Interest Income Recognized |  |
With no impairment reserve recorded | 6 | 0
With impairment reserve recorded | 0 | 0
Total | 6 | 0
Net Foregone Interest Income |  |
With no impairment reserve recorded | 35 | 68
With impairment reserve recorded | 0 | 0
Total | 35 | 68
Construction |  |
Recorded Investment(1) |  |
With no impairment reserve recorded | 0 | 0
With impairment reserve recorded | 0 | 0
Total | 0 | 0
Unpaid Principal Balance |  |
With no impairment reserve recorded | 0 | 0
With impairment reserve recorded | 0 | 0
Total | 0 | 0
Impairment Reserve |  |
Impairment Reserve | 0 | 0
Average Recorded Investment(2) |  |
With no impairment reserve recorded | 0 | 2,148
With impairment reserve recorded | 0 | 0
Total | 0 | 2,148
Foregone Interest Income |  |
With no impairment reserve recorded | 0 | 219
With impairment reserve recorded | 0 | 0
Foregone interest income | 0 | 219
Interest Income Recognized |  |
With no impairment reserve recorded | 0 | 0
With impairment reserve recorded | 0 | 0
Total | 0 | 0
Net Foregone Interest Income |  |
With no impairment reserve recorded | 0 | 219
With impairment reserve recorded | 0 | 0
Total | 0 | 219
Multi-family |  |
Recorded Investment(1) |  |
With no impairment reserve recorded | 0 | 0
With impairment reserve recorded | 0 | 0
Total | 0 | 0
Unpaid Principal Balance |  |
With no impairment reserve recorded | 0 | 0
With impairment reserve recorded | 0 | 0
Total | 0 | 0
Impairment Reserve |  |
Impairment Reserve | 0 | 0
Average Recorded Investment(2) |  |
With no impairment reserve recorded | 0 | 0
With impairment reserve recorded | 0 | 0
Total | 0 | 0
Foregone Interest Income |  |
With no impairment reserve recorded | 0 | 0
With impairment reserve recorded | 0 | 0
Foregone interest income | 0 | 0
Interest Income Recognized |  |
With no impairment reserve recorded | 0 | 0
With impairment reserve recorded | 0 | 0
Total | 0 | 0
Net Foregone Interest Income |  |
With no impairment reserve recorded | 0 | 0
With impairment reserve recorded | 0 | 0
Total | 0 | 0
1-4 family |  |
Recorded Investment(1) |  |
With no impairment reserve recorded | 479 | 178
With impairment reserve recorded | 0 | 0
Total | 479 | 178
Unpaid Principal Balance |  |
With no impairment reserve recorded | 484 | 183
With impairment reserve recorded | 0 | 0
Total | 484 | 183
Impairment Reserve |  |
Impairment Reserve | 0 | 0
Average Recorded Investment(2) |  |
With no impairment reserve recorded | 315 | 808
With impairment reserve recorded | 0 | 0
Total | 315 | 808
Foregone Interest Income |  |
With no impairment reserve recorded | 14 | 42
With impairment reserve recorded | 0 | 0
Foregone interest income | 14 | 42
Interest Income Recognized |  |
With no impairment reserve recorded | 40 | 81
With impairment reserve recorded | 0 | 0
Total | 40 | 81
Net Foregone Interest Income |  |
With no impairment reserve recorded | (26) | (39)
With impairment reserve recorded | 0 | 0
Total | (26) | (39)
Commercial and industrial |  |
Recorded Investment(1) |  |
With no impairment reserve recorded | 6,721 | 6,828
With impairment reserve recorded | 9,869 | 10,278
Total | 16,590 | 17,106
Unpaid Principal Balance |  |
With no impairment reserve recorded | 8,063 | 7,527
With impairment reserve recorded | 10,475 | 10,278
Total | 18,538 | 17,805
Impairment Reserve |  |
Impairment Reserve | 3,561 | 3,710
Average Recorded Investment(2) |  |
With no impairment reserve recorded | 13,889 | 8,809
With impairment reserve recorded | 3,357 | 4,687
Total | 17,246 | 13,496
Foregone Interest Income |  |
With no impairment reserve recorded | 798 | 1,058
With impairment reserve recorded | 854 | 1,096
Foregone interest income | 1,652 | 2,154
Interest Income Recognized |  |
With no impairment reserve recorded | 376 | 980
With impairment reserve recorded | 0 | 0
Total | 376 | 980
Net Foregone Interest Income |  |
With no impairment reserve recorded | 422 | 78
With impairment reserve recorded | 854 | 1,096
Total | 1,276 | 1,174
Direct financing leases, net |  |
Recorded Investment(1) |  |
With no impairment reserve recorded | 0 | 0
With impairment reserve recorded | 0 | 0
Total | 0 | 0
Unpaid Principal Balance |  |
With no impairment reserve recorded | 0 | 0
With impairment reserve recorded | 0 | 0
Total | 0 | 0
Impairment Reserve |  |
Impairment Reserve | 0 | 0
Average Recorded Investment(2) |  |
With no impairment reserve recorded | 0 | 0
With impairment reserve recorded | 0 | 0
Total | 0 | 0
Foregone Interest Income |  |
With no impairment reserve recorded | 0 | 0
With impairment reserve recorded | 0 | 0
Foregone interest income | 0 | 0
Interest Income Recognized |  |
With no impairment reserve recorded | 0 | 0
With impairment reserve recorded | 0 | 0
Total | 0 | 0
Net Foregone Interest Income |  |
With no impairment reserve recorded | 0 | 0
With impairment reserve recorded | 0 | 0
Total | 0 | 0
Home equity and second mortgages |  |
Recorded Investment(1) |  |
With no impairment reserve recorded | 0 | 0
With impairment reserve recorded | 0 | 0
Total | 0 | 0
Unpaid Principal Balance |  |
With no impairment reserve recorded | 0 | 0
With impairment reserve recorded | 0 | 0
Total | 0 | 0
Impairment Reserve |  |
Impairment Reserve | 0 | 0
Average Recorded Investment(2) |  |
With no impairment reserve recorded | 0 | 1
With impairment reserve recorded | 0 | 0
Total | 0 | 1
Foregone Interest Income |  |
With no impairment reserve recorded | 0 | 0
With impairment reserve recorded | 0 | 0
Foregone interest income | 0 | 0
Interest Income Recognized |  |
With no impairment reserve recorded | 7 | 46
With impairment reserve recorded | 0 | 0
Total | 7 | 46
Net Foregone Interest Income |  |
With no impairment reserve recorded | (7) | (46)
With impairment reserve recorded | 0 | 0
Total | (7) | (46)
Other |  |
Recorded Investment(1) |  |
With no impairment reserve recorded | 156 | 279
With impairment reserve recorded | 5 | 11
Total | 161 | 290
Unpaid Principal Balance |  |
With no impairment reserve recorded | 823 | 945
With impairment reserve recorded | 5 | 11
Total | 828 | 956
Impairment Reserve |  |
Impairment Reserve | 5 | 11
Average Recorded Investment(2) |  |
With no impairment reserve recorded | 203 | 305
With impairment reserve recorded | 2 | 1
Total | 205 | 306
Foregone Interest Income |  |
With no impairment reserve recorded | 36 | 55
With impairment reserve recorded | 0 | 0
Foregone interest income | 36 | 55
Interest Income Recognized |  |
With no impairment reserve recorded | 0 | 0
With impairment reserve recorded | 0 | 0
Total | 0 | 0
Net Foregone Interest Income |  |
With no impairment reserve recorded | 36 | 55
With impairment reserve recorded | 0 | 0
Total | $ 36 | $ 55

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