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Business Combinations - Additional Information (Details) $ in Thousands |  |  | 3 Months Ended
--- | --- | --- | ---
Jan. 01, 2020 USD ($) | Jan. 31, 2019 USD ($) | Mar. 31, 2020 USD ($) Property
Capital Bank |  |  |
Business Acquisition [Line Items] |  |  |
Purchase accounting adjustments, assets |  | $ 494,416 |
Purchase accounting adjustments, loans |  | 307,300 |
Purchase accounting adjustments, deposits |  | 449,018 |
Total consideration paid |  | 76,834 |
Cash consideration |  | 353 |
Core deposit intangible |  | $ 2,662 | $ 2,700
Two River Bancorp Inc. |  |  |
Business Acquisition [Line Items] |  |  |
Purchase accounting adjustments, assets | $ 1,112,584 |  |
Purchase accounting adjustments, loans | 940,836 |  |
Purchase accounting adjustments, deposits | 941,750 |  |
Total consideration paid | 197,050 |  |
Cash consideration | 48,400 |  |
Core deposit intangible | 12,130 |  | 12,100
Country Bank Holding Company, Inc |  |  |
Business Acquisition [Line Items] |  |  |
Purchase accounting adjustments, assets | 792,897 |  |
Purchase accounting adjustments, loans | 618,661 |  |
Purchase accounting adjustments, deposits | 652,653 |  |
Total consideration paid | 112,836 |  |
Core deposit intangible | $ 2,117 |  | $ 2,100
Core Deposits |  |  |
Business Acquisition [Line Items] |  |  |
Acquired finite-lived intangible assets, weighted average useful life |  |  | 10 years
Capital Bank |  |  |
Business Acquisition [Line Items] |  |  |
Number of properties subject to lease agreement | Property |  |  | 1
Two River Bancorp Inc. |  |  |
Business Acquisition [Line Items] |  |  |
Number of properties subject to lease agreement | Property |  |  | 14
Country Bank Holding Company, Inc |  |  |
Business Acquisition [Line Items] |  |  |
Number of properties subject to lease agreement | Property |  |  | 5

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