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v3.21.2

ACQUISITIONS (Details) shares in Thousands, $ in Thousands |  |  |  |  | 3 Months Ended | 6 Months Ended | 12 Months Ended
--- | --- | --- | --- | --- | --- | --- | ---
Aug. 02, 2021 USD ($) | Jul. 01, 2021 USD ($) | Jun. 03, 2021 USD ($) | Jun. 12, 2020 USD ($) Office country shares | Jun. 30, 2021 USD ($) | Jun. 30, 2021 USD ($) | Jun. 30, 2020 USD ($) | Dec. 31, 2020 USD ($)
Acquisitions [Abstract] |  |  |  |  |  |  |  |
Cash |  |  |  |  |  | $ 2,900 | $ (34,360) |
Goodwill |  |  |  |  | $ 794,892 | 794,892 | $ 792,715 | $ 793,708
NuVantage Insurance, Inc. [Member] |  |  |  |  |  |  |  |
Acquisitions [Abstract] |  |  |  |  |  |  |  |
Purchase price in cash |  |  | $ 2,900 |  |  |  |  |
Customer List Intangibles |  |  | 1,400 |  |  |  |  |
Goodwill |  |  | $ 1,500 |  |  |  |  |
Steuben Trust Corporation [Member] |  |  |  |  |  |  |  |
Acquisitions [Abstract] |  |  |  |  |  |  |  |
Cash |  |  |  | $ 21,600 |  |  |  | 21,613
Issuance of common shares (in shares) | shares |  |  |  | 1,360 |  |  |  |
Purchase price of acquisition |  |  |  | $ 98,600 |  |  |  | 98,555
Deposits |  |  |  | 516,300 |  |  |  | 516,274
Goodwill |  |  |  | 20,000 |  |  |  | 19,981
Assets acquired |  |  |  | 607,800 |  |  |  |
Loans |  |  |  | 339,700 |  |  |  | 339,017
Investment securities |  |  |  | $ 180,500 |  |  |  | $ 180,497
Revenue earned |  |  |  |  | 3,300 | 6,500 |  |
Direct expenses |  |  |  |  | 1,200 | 2,500 |  |
Increase (decrease) in other liabilities as a result of reclassification and adjustment |  |  |  |  | $ 300 |  |  |
Increase (decrease) in goodwill as a result of fair value adjustment |  |  |  |  |  | $ 300 |  |
Steuben Trust Corporation [Member] | Western New York State [Member] |  |  |  |  |  |  |  |
Acquisitions [Abstract] |  |  |  |  |  |  |  |
Number of counties where the bank has facilities | country |  |  |  | 4 |  |  |  |
Number of new counties where the bank has extended footprints | country |  |  |  | 2 |  |  |  |
Number of branch locations | Office |  |  |  | 11 |  |  |  |
Subsequent event | Fringe Benefits Design of Minnesota, Inc ("FBD") [Member] |  |  |  |  |  |  |  |
Acquisitions [Abstract] |  |  |  |  |  |  |  |
Purchase price of acquisition |  | $ 15,300 |  |  |  |  |  |
Contingent consideration |  | $ 2,700 |  |  |  |  |  |
Subsequent event | Thomas Gregory Associates [Member] |  |  |  |  |  |  |  |
Acquisitions [Abstract] |  |  |  |  |  |  |  |
Purchase price of acquisition | $ 11,600 |  |  |  |  |  |  |
Contingent consideration | $ 3,400 |  |  |  |  |  |  |

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