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Allowance for Loan and Lease Losses - Average Recorded Investment and Interest Income (Details) $ in Thousands | 3 Months Ended
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Mar. 31, 2019 USD ($)
Originated |
Financing Receivable, Impaired [Line Items] |
Average Recorded Investment With No Related Allowance | $ 11,548
Interest Income Recognized With No Related Allowance | 0
Average Recorded Investment With Related Allowance | 1,026
Interest Income Recognized With Related Allowance | 0
Total Average Recorded Investment | 12,574
Total Interest Income Recognized | 0
Originated | Commercial and industrial | Other |
Financing Receivable, Impaired [Line Items] |
Average Recorded Investment With No Related Allowance | 1,468
Interest Income Recognized With No Related Allowance | 0
Average Recorded Investment With Related Allowance | 581
Interest Income Recognized With Related Allowance | 0
Originated | Commercial real estate | Other |
Financing Receivable, Impaired [Line Items] |
Average Recorded Investment With No Related Allowance | 6,099
Interest Income Recognized With No Related Allowance | 0
Average Recorded Investment With Related Allowance | 445
Interest Income Recognized With Related Allowance | 0
Originated | Residential real estate | Home equity |
Financing Receivable, Impaired [Line Items] |
Average Recorded Investment With No Related Allowance | 3,981
Interest Income Recognized With No Related Allowance | 0
Acquired |
Financing Receivable, Impaired [Line Items] |
Average Recorded Investment With No Related Allowance | 3,454
Interest Income Recognized With No Related Allowance | 0
Total Average Recorded Investment | 3,454
Total Interest Income Recognized | 0
Acquired | Commercial and industrial | Other |
Financing Receivable, Impaired [Line Items] |
Average Recorded Investment With No Related Allowance | 22
Interest Income Recognized With No Related Allowance | 0
Acquired | Commercial real estate | Other |
Financing Receivable, Impaired [Line Items] |
Average Recorded Investment With No Related Allowance | 855
Interest Income Recognized With No Related Allowance | 0
Acquired | Residential real estate | Home equity |
Financing Receivable, Impaired [Line Items] |
Average Recorded Investment With No Related Allowance | 2,577
Interest Income Recognized With No Related Allowance | $ 0

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