Consolidated Balance Sheets (Current Period Unaudited) - USD ($) $ in Thousands	Mar. 31, 2023	Dec. 31, 2022
Assets
Cash and due from banks	$ 252,048	$ 195,440
Short-term investments and interest-bearing deposits	881,282	966,962
Securities available-for-sale (amortized cost of $1,672,440 at March 31, 2023 and $1,622,173 at December 31, 2022)	1,541,250	1,473,348
Loans	18,317,339	18,254,024
Less: Allowance for loan losses	(144,884)	(146,485)
Unamortized deferred loan fees, net	(5,872)	(6,641)
Loans, net	18,166,583	18,100,898
Equity securities	27,011	22,158
Federal Home Loan Bank stock	17,250	17,250
Other real estate owned, net	4,067	4,067
Affordable housing investments and alternative energy partnerships, net	316,475	327,128
Premises and equipment, net	93,204	94,776
Customers’ liability on acceptances	6,547	2,372
Accrued interest receivable	82,420	82,428
Goodwill	375,696	375,696
Other intangible assets, net	5,564	5,757
Right-of-use assets - operating leases	29,906	29,627
Other assets	232,298	250,069
Total assets	22,031,601	21,947,976
Deposits:
Non-interest-bearing demand deposits	3,748,719	4,168,989
Interest-bearing deposits:
NOW deposits	2,354,195	2,509,736
Money market deposits	3,014,500	3,812,724
Savings deposits	891,061	1,000,460
Time deposits	8,640,397	7,013,370
Total deposits	18,648,872	18,505,279
Advances from the Federal Home Loan Bank	360,000	485,000
Other borrowings of affordable housing investments	22,481	22,600
Long-term debt	119,136	119,136
Acceptances outstanding	6,547	2,372
Lease liabilities - operating leases	32,599	32,518
Other liabilities	299,627	307,031
Total liabilities	19,489,262	19,473,936
Commitments and contingencies
Stockholders’ Equity
Common stock, $0.01 par value, 100,000,000 shares authorized; 91,113,634 issued and 72,390,694 outstanding at March 31, 2023, and 91,090,614 issued and 72,742,151 outstanding at December 31, 2022	911	911
Additional paid-in-capital	983,534	981,119
Accumulated other comprehensive income/(loss), net	(91,077)	(102,295)
Retained earnings	2,316,258	2,244,856
Treasury stock, at cost (18,722,940 shares at March 31, 2023, and 18,348,463 shares at December 31, 2022)	(667,287)	(650,551)
Total equity	2,542,339	2,474,040
Total liabilities and equity	$ 22,031,601	$ 21,947,976