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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 | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2019 | Dec. 31, 2018
Recorded Investment(1) |  |
With no impairment reserve recorded | $ 7,184 | $ 10,802
With impairment reserve recorded | 16,525 | 14,679
Total | 23,709 | 25,481
Unpaid Principal Balance |  |
With no impairment reserve recorded | 12,735 | 16,510
With impairment reserve recorded | 17,997 | 16,038
Total | 30,732 | 32,548
Impairment Reserve |  |
Impairment Reserve | 4,711 | 4,396
Average Recorded Investment(2) |  |
With no impairment reserve recorded | 19,747 | 21,108
With impairment reserve recorded | 4,505 | 5,323
Total | 24,252 | 26,431
Foregone Interest Income |  |
With no impairment reserve recorded | 191 | 2,200
With impairment reserve recorded | 527 | 1,278
Foregone interest income | 718 | 3,478
Interest Income Recognized |  |
With no impairment reserve recorded | 668 | 1,304
With impairment reserve recorded | 0 | 0
Total | 668 | 1,304
Net Foregone Interest Income |  |
With no impairment reserve recorded | (477) | 896
With impairment reserve recorded | 527 | 1,278
Total | 50 | 2,174
Commercial real estate — owner occupied |  |
Recorded Investment(1) |  |
With no impairment reserve recorded | 776 | 1,273
With impairment reserve recorded | 4,390 | 4,390
Total | 5,166 | 5,663
Unpaid Principal Balance |  |
With no impairment reserve recorded | 776 | 1,273
With impairment reserve recorded | 5,749 | 5,749
Total | 6,525 | 7,022
Impairment Reserve |  |
Impairment Reserve | 690 | 675
Average Recorded Investment(2) |  |
With no impairment reserve recorded | 4,725 | 6,638
With impairment reserve recorded | 680 | 635
Total | 5,405 | 7,273
Foregone Interest Income |  |
With no impairment reserve recorded | 21 | 756
With impairment reserve recorded | 107 | 182
Foregone interest income | 128 | 938
Interest Income Recognized |  |
With no impairment reserve recorded | 355 | 197
With impairment reserve recorded | 0 | 0
Total | 355 | 197
Net Foregone Interest Income |  |
With no impairment reserve recorded | (334) | 559
With impairment reserve recorded | 107 | 182
Total | (227) | 741
Commercial real estate — non-owner occupied |  |
Recorded Investment(1) |  |
With no impairment reserve recorded | 31 | 31
With impairment reserve recorded | 0 | 0
Total | 31 | 31
Unpaid Principal Balance |  |
With no impairment reserve recorded | 71 | 72
With impairment reserve recorded | 0 | 0
Total | 71 | 72
Impairment Reserve |  |
Impairment Reserve | 0 | 0
Average Recorded Investment(2) |  |
With no impairment reserve recorded | 229 | 33
With impairment reserve recorded | 0 | 0
Total | 229 | 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 | 2,150 | 2,213
With impairment reserve recorded | 0 | 0
Total | 2,150 | 2,213
Unpaid Principal Balance |  |
With no impairment reserve recorded | 6,447 | 6,510
With impairment reserve recorded | 0 | 0
Total | 6,447 | 6,510
Impairment Reserve |  |
Impairment Reserve | 0 | 0
Average Recorded Investment(2) |  |
With no impairment reserve recorded | 2,198 | 2,366
With impairment reserve recorded | 0 | 0
Total | 2,198 | 2,366
Foregone Interest Income |  |
With no impairment reserve recorded | 16 | 68
With impairment reserve recorded | 0 | 0
Foregone interest income | 16 | 68
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 | 16 | 68
With impairment reserve recorded | 0 | 0
Total | 16 | 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 | 168 | 178
With impairment reserve recorded | 0 | 0
Total | 168 | 178
Unpaid Principal Balance |  |
With no impairment reserve recorded | 173 | 183
With impairment reserve recorded | 0 | 0
Total | 173 | 183
Impairment Reserve |  |
Impairment Reserve | 0 | 0
Average Recorded Investment(2) |  |
With no impairment reserve recorded | 171 | 808
With impairment reserve recorded | 0 | 0
Total | 171 | 808
Foregone Interest Income |  |
With no impairment reserve recorded | 0 | 42
With impairment reserve recorded | 0 | 0
Foregone interest income | 0 | 42
Interest Income Recognized |  |
With no impairment reserve recorded | 6 | 81
With impairment reserve recorded | 0 | 0
Total | 6 | 81
Net Foregone Interest Income |  |
With no impairment reserve recorded | (6) | (39)
With impairment reserve recorded | 0 | 0
Total | (6) | (39)
Commercial and industrial |  |
Recorded Investment(1) |  |
With no impairment reserve recorded | 3,794 | 6,828
With impairment reserve recorded | 12,098 | 10,278
Total | 15,892 | 17,106
Unpaid Principal Balance |  |
With no impairment reserve recorded | 4,337 | 7,527
With impairment reserve recorded | 12,211 | 10,278
Total | 16,548 | 17,805
Impairment Reserve |  |
Impairment Reserve | 3,984 | 3,710
Average Recorded Investment(2) |  |
With no impairment reserve recorded | 12,172 | 8,809
With impairment reserve recorded | 3,805 | 4,687
Total | 15,977 | 13,496
Foregone Interest Income |  |
With no impairment reserve recorded | 140 | 1,058
With impairment reserve recorded | 420 | 1,096
Foregone interest income | 560 | 2,154
Interest Income Recognized |  |
With no impairment reserve recorded | 307 | 980
With impairment reserve recorded | 0 | 0
Total | 307 | 980
Net Foregone Interest Income |  |
With no impairment reserve recorded | (167) | 78
With impairment reserve recorded | 420 | 1,096
Total | 253 | 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 | 0 | 46
With impairment reserve recorded | 0 | 0
Total | 0 | 46
Net Foregone Interest Income |  |
With no impairment reserve recorded | 0 | (46)
With impairment reserve recorded | 0 | 0
Total | 0 | (46)
Other |  |
Recorded Investment(1) |  |
With no impairment reserve recorded | 265 | 279
With impairment reserve recorded | 37 | 11
Total | 302 | 290
Unpaid Principal Balance |  |
With no impairment reserve recorded | 931 | 945
With impairment reserve recorded | 37 | 11
Total | 968 | 956
Impairment Reserve |  |
Impairment Reserve | 37 | 11
Average Recorded Investment(2) |  |
With no impairment reserve recorded | 252 | 305
With impairment reserve recorded | 20 | 1
Total | 272 | 306
Foregone Interest Income |  |
With no impairment reserve recorded | 13 | 55
With impairment reserve recorded | 0 | 0
Foregone interest income | 13 | 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 | 13 | 55
With impairment reserve recorded | 0 | 0
Total | $ 13 | $ 55

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