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ACQUISITIONS (Tables) | 12 Months Ended
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Dec. 31, 2022
Business Acquisition [Line Items] |
Purchased Credit Impaired Loans Associated with Acquisition [Table Text Block] | For PCD loans acquired from Meridian, a reconciliation of the difference between the purchase price and par value of the assets acquired is presented below:
|  | As of November 12, 2021
|  | (Dollars in thousands)
Gross amortized cost basis at November 12, 2021 |  | $ | 768,018 |
Allowance for credit losses on PCD loans |  | (16,540) |
Interest and liquidity premium |  | 8,560 |
Purchase price of PCD loans (at fair value) |  | $ | 760,038 |
Schedule of Estimated Fair Value of Assets Acquired and Liabilities Assumed | The following table summarizes the estimated fair value of the assets acquired and liabilities assumed as of the date of the acquisition:
| Net Assets Acquired at Fair Value
| (Dollars in thousands)
Assets |
Cash | $ | 798,470 |
Investments | 266 |
Loans (including loans held for sale) | 4,908,949 |
Allowance for credit losses on PCD loans | (16,540) |
Bank Premises and equipment | 66,825 |
Goodwill | 478,866 |
Core deposit and other intangibles | 10,300 |
Other assets | 125,543 |
Total assets acquired | 6,372,679 |
Liabilities |
Deposits | 4,440,432 |
Borrowings | 576,088 |
Other liabilities | 46,432 |
Total liabilities assumed | 5,062,952 |
Purchase price | $ | 1,309,727 |
Business Acquisition, Pro Forma Information [Table Text Block] | The selected pro forma financial information is presented for illustrative purposes only and is not necessarily indicative of the financial results of the combined companies had the acquisition actually been completed at the beginning of the period presented, nor does it indicate future results for any other interim or full-year period.
|  | Year Ended
|  | December 31
|  | 2021 |  | 2020
|  | (Dollars in thousands)
Net interest income after provision for credit losses |  | $ | 565,360 |  |  | $ | 560,461 |
Net income |  | $ | 178,936 |  |  | $ | 186,218 |

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- Definition Tabular disclosure of pro forma results of operations for a material business acquisition or series of individually immaterial business acquisitions that are material in the aggregate. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(2) -URI https://asc.fasb.org/extlink&oid=79982066&loc=d3e1392-128463 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(3) -URI https://asc.fasb.org/extlink&oid=79982066&loc=d3e1392-128463 + Details
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- Definition Tabular disclosure of the amounts recognized as of the acquisition date for each major class of assets acquired and liabilities assumed. May include but not limited to the following: (a) acquired receivables; (b) contingencies recognized at the acquisition date; and (c) the fair value of noncontrolling interests in the acquiree. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -URI https://asc.fasb.org/extlink&oid=128092470&loc=d3e4845-128472 + Details
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