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Loan and Lease Receivables, Impaired Loans and Leases and Allowance for Loan and Lease Losses (Non-accrual Loans) (Details) - USD ($) $ in Thousands | Sep. 30, 2017 | Dec. 31, 2016
--- | --- | ---
Financing Receivable, Impaired |  |
Non-accrual loans and leases | $ 33,232 | $ 25,194
Foreclosed properties, net | 2,585 | 1,472
Total non-performing assets | 35,817 | 26,666
Performing troubled debt restructurings | 275 | 717
Total impaired assets | $ 36,092 | $ 27,383
Total non-accrual loans and leases to gross loans and leases | 2.26% | 1.74%
Total non-performing assets to total gross loans and leases plus foreclosed properties, net | 2.44% | 1.83%
Total non-performing assets to total assets | 2.01% | 1.50%
Allowance for loan and lease losses to gross loans and leases | 1.36% | 1.44%
Allowance for loan and lease losses to non-accrual loans and leases | 59.95% | 83.00%
Commercial real estate — owner occupied |  |
Financing Receivable, Impaired |  |
Non-accrual loans and leases | $ 7,080 | $ 2,223
Commercial real estate — non-owner occupied |  |
Financing Receivable, Impaired |  |
Non-accrual loans and leases | 1,826 | 1,609
Land development |  |
Financing Receivable, Impaired |  |
Non-accrual loans and leases | 2,770 | 3,440
Construction |  |
Financing Receivable, Impaired |  |
Non-accrual loans and leases | 5,354 | 2,918
Multi-family |  |
Financing Receivable, Impaired |  |
Non-accrual loans and leases | 0 | 0
1-4 family |  |
Financing Receivable, Impaired |  |
Non-accrual loans and leases | 1,864 | 1,937
Total non-accrual commercial real estate |  |
Financing Receivable, Impaired |  |
Non-accrual loans and leases | 18,894 | 12,127
Commercial and industrial |  |
Financing Receivable, Impaired |  |
Non-accrual loans and leases | 13,957 | 12,463
Direct financing leases, net |  |
Financing Receivable, Impaired |  |
Non-accrual loans and leases | 0 | 0
Home equity and second mortgages |  |
Financing Receivable, Impaired |  |
Non-accrual loans and leases | 0 | 0
Other |  |
Financing Receivable, Impaired |  |
Non-accrual loans and leases | 381 | 604
Total non-accrual consumer and other loans |  |
Financing Receivable, Impaired |  |
Non-accrual loans and leases | $ 381 | $ 604

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