GOODWILL AND IDENTIFIABLE INTANGIBLE ASSETS (Tables)

12 Months Ended

Dec. 31, 2025

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Intangible Assets and Goodwill [Table Text Block]

The following table sets forth the carrying value of goodwill and other intangible assets, net of accumulated amortization, at December 31:

	2025		2024
	(Dollars in thousands)
Balances not subject to amortization
Goodwill	$	1,090,610	$	985,072
Balances subject to amortization
Core deposit intangibles	119,074		10,689
Other intangible assets	14,502		1,595
Total other intangible assets	133,576		12,284
Total goodwill and other intangible assets	$	1,224,186	$	997,356

Schedule of Other Intangible Assets

The gross carrying amount and accumulated amortization of other intangible assets were as follows at the dates indicated:

	December 31
	2025						2024
	Gross Carrying Amount		Accumulated Amortization		Net Carrying Amount		Gross Carrying Amount		Accumulated Amortization		Net Carrying Amount
	(Dollars in thousands)
Core deposit intangibles	$	167,263	$	(48,189)	$	119,074	$	44,160	$	(33,471)	$	10,689
Other intangible assets	21,200		(6,698)		14,502		6,100		(4,505)		1,595
Total	$	188,463	$	(54,887)	$	133,576	$	50,260	$	(37,976)	$	12,284

Schedule of Intangible Assets Estimated Annual Amortization Expense

The following table sets forth the estimated annual amortization expense of intangible assets for each of the next five years:

Year	Amount
	(Dollars in thousands)
2026	$	26,091
2027	$	22,660
2028	$	19,272
2029	$	16,367
2030	$	13,841