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Loans - Impaired Loans - Recorded Investment, Unpaid Principal Balance and Related Allowance (Details) - USD ($) $ in Thousands | Mar. 31, 2017 | Dec. 31, 2016
--- | --- | ---
Recorded Investment |  |
With no related allowance recorded | $ 16,971 | $ 21,238
With an allowance recorded | 803 | 1,049
Total impaired loans | 17,774 | 22,287
Unpaid Principal Balance |  |
With no related allowance recorded | 19,848 | 25,321
With an allowance recorded | 853 | 1,448
Total impaired loans | 20,701 | 26,769
Related Allowance |  |
With an allowance recorded | 803 | 1,049
Commercial |  |
Recorded Investment |  |
With no related allowance recorded | 225 | 240
Unpaid Principal Balance |  |
With no related allowance recorded | 376 | 388
Lease financing receivables |  |
Recorded Investment |  |
With no related allowance recorded | 484 | 366
Unpaid Principal Balance |  |
With no related allowance recorded | 502 | 371
Real estate - commercial | Owner occupied general purpose |  |
Recorded Investment |  |
With no related allowance recorded | 659 | 1,881
Unpaid Principal Balance |  |
With no related allowance recorded | 719 | 2,131
Real estate - commercial | Owner occupied special purpose |  |
Recorded Investment |  |
With no related allowance recorded | 375 | 385
Unpaid Principal Balance |  |
With no related allowance recorded | 513 | 518
Real estate - commercial | Non-owner occupied general purpose |  |
Recorded Investment |  |
With no related allowance recorded | 1,146 | 1,744
With an allowance recorded |  | 246
Unpaid Principal Balance |  |
With no related allowance recorded | 1,430 | 2,010
With an allowance recorded |  | 595
Related Allowance |  |
With an allowance recorded |  | 246
Real estate - commercial | Non-owner occupied special purpose |  |
Recorded Investment |  |
With no related allowance recorded |  | 1,013
Unpaid Principal Balance |  |
With no related allowance recorded |  | 1,649
Real estate - commercial | Retail properties |  |
Recorded Investment |  |
With no related allowance recorded | 1,161 | 1,179
Unpaid Principal Balance |  |
With no related allowance recorded | 1,221 | 1,235
Real estate - residential | Investor |  |
Recorded Investment |  |
With no related allowance recorded | 1,646 | 1,841
Unpaid Principal Balance |  |
With no related allowance recorded | 2,128 | 2,308
Real estate - residential | Owner occupied |  |
Recorded Investment |  |
With no related allowance recorded | 8,581 | 9,824
With an allowance recorded | 803 | 803
Unpaid Principal Balance |  |
With no related allowance recorded | 9,894 | 11,391
With an allowance recorded | 853 | 853
Related Allowance |  |
With an allowance recorded | 803 | 803
Real estate - residential | Revolving and junior liens |  |
Recorded Investment |  |
With no related allowance recorded | 2,410 | 2,484
Unpaid Principal Balance |  |
With no related allowance recorded | 2,755 | 3,018
Consumer |  |
Recorded Investment |  |
With no related allowance recorded | 10 |
Unpaid Principal Balance |  |
With no related allowance recorded | 10 |
Construction Loans | Real estate - commercial | Commercial speculative |  |
Recorded Investment |  |
With no related allowance recorded | 70 | 74
Unpaid Principal Balance |  |
With no related allowance recorded | 80 | 81
Construction Loans | Real estate - commercial | All other |  |
Recorded Investment |  |
With no related allowance recorded | 204 | 207
Unpaid Principal Balance |  |
With no related allowance recorded | $ 220 | $ 221

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