Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2025	Dec. 31, 2024
Assets [Abstract]
Cash and due from banks	$ 146,320	$ 157,167
Short-term investments and interest-bearing deposits	1,278,089	882,353
Securities available-for-sale (amortized cost of $1,735,451 in 2025 and $1,668,661 in 2024)	1,658,223	1,547,128
Loans	20,147,202	19,375,955
Less: Allowance for loan losses	(195,911)	(161,765)
Unamortized deferred loan fees, net	(14,903)	(10,541)
Loans, net	19,936,388	19,203,649
Equity securities	51,886	34,429
Federal Home Loan Bank stock	17,250	17,250
Other real estate owned, net	30,336	23,071
Affordable housing investments and alternative energy partnerships, net	287,182	289,611
Premises and equipment, net	87,579	88,676
Customers’ liability on acceptances	4,385	14,061
Accrued interest receivable	96,993	97,779
Goodwill	375,696	375,696
Other intangible assets, net	2,683	3,335
Right-of-use assets- operating leases	34,187	28,645
Other Assets	222,378	291,831
Total assets	24,229,575	23,054,681
Deposits:
Non-interest-bearing demand deposits	3,505,606	3,284,342
Interest-bearing deposits:
NOW deposits	2,370,047	2,205,695
Money market deposits	3,800,471	3,372,773
Savings deposits	1,500,890	1,252,788
Time deposits	9,717,153	9,570,601
Total deposits	20,894,167	19,686,199
Advances from the Federal Home Loan Bank	0	60,000
Other borrowings for affordable housing investments	17,582	17,740
Long-term debt	119,136	119,136
Acceptances outstanding	4,385	14,061
Lease liabilities - operating leases	36,102	30,851
Other Liabilities	232,815	280,990
Total liabilities	21,304,187	20,208,977
Commitments and contingencies
Stockholders’ Equity
Common stock, $0.01 par value, 100,000,000 shares authorized, 91,803,148 issued and 67,200,126 outstanding at December 31, 2025, and 91,615,458 issued and 70,863,324 outstanding at December 31, 2024	918	916
Additional paid-in-capital	1,001,401	993,962
Accumulated other comprehensive loss, net	(54,400)	(85,607)
Retained earnings	2,909,677	2,688,353
Treasury stock, at cost (24,603,022 shares at December 31, 2025, and 20,752,134 shares at December 31, 2024)	(932,208)	(751,920)
Total equity	2,925,388	2,845,704
Total liabilities and equity	$ 24,229,575	$ 23,054,681