Consolidated Balance Sheets (Current Period Unaudited) - USD ($) $ in Thousands	Jun. 30, 2023	Dec. 31, 2022
Assets
Cash and due from banks	$ 187,886	$ 195,440
Short-term investments and interest-bearing deposits	1,294,379	966,962
Securities available-for-sale (amortized cost of $1,629,357 at June 30, 2023 and $1,622,173 at December 31, 2022)	1,487,321	1,473,348
Loans	18,952,794	18,254,024
Less: Allowance for loan losses	(155,109)	(146,485)
Unamortized deferred loan fees, net	(9,497)	(6,641)
Loans, net	18,788,188	18,100,898
Equity securities	37,674	22,158
Federal Home Loan Bank stock	25,242	17,250
Other real estate owned, net	4,067	4,067
Affordable housing investments and alternative energy partnerships, net	323,984	327,128
Premises and equipment, net	92,090	94,776
Customers’ liability on acceptances	4,364	2,372
Accrued interest receivable	86,211	82,428
Goodwill	375,696	375,696
Other intangible assets, net	4,992	5,757
Right-of-use assets - operating leases	31,399	29,627
Other assets	284,945	250,069
Total assets	23,028,438	21,947,976
Deposits:
Non-interest-bearing demand deposits	3,561,237	4,168,989
Interest-bearing deposits:
NOW deposits	2,404,470	2,509,736
Money market deposits	3,033,868	3,812,724
Savings deposits	1,131,602	1,000,460
Time deposits	8,965,826	7,013,370
Total deposits	19,097,003	18,505,279
Advances from the Federal Home Loan Bank	815,000	485,000
Other borrowings of affordable housing investments	22,428	22,600
Long-term debt	119,136	119,136
Acceptances outstanding	4,364	2,372
Lease liabilities - operating leases	33,870	32,518
Other liabilities	333,966	307,031
Total liabilities	20,425,767	19,473,936
Commitments and contingencies
Stockholders’ Equity
Common stock, $0.01 par value, 100,000,000 shares authorized; 91,286,722 issued and 72,563,169 outstanding at June 30, 2023, and 91,090,614 issued and 72,742,151 outstanding at December 31, 2022	913	911
Additional paid-in-capital	983,233	981,119
Accumulated other comprehensive income/(loss), net	(99,049)	(102,295)
Retained earnings	2,384,817	2,244,856
Treasury stock, at cost (18,723,553 shares at June 30, 2023, and 18,348,463 shares at December 31, 2022)	(667,243)	(650,551)
Total equity	2,602,671	2,474,040
Total liabilities and equity	$ 23,028,438	$ 21,947,976