Consolidated Balance Sheets (Current Period Unaudited) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Assets
Cash and due from banks	$ 138,979	$ 134,141
Short-term investments and interest-bearing deposits	1,119,105	2,315,563
Securities available-for-sale (amortized cost of $1,284,863 at March 31, 2022 and $1,126,867 at December 31, 2021)	1,219,541	1,127,309
Loans	17,398,357	16,342,479
Less: Allowance for loan losses	(145,786)	(136,157)
Unamortized deferred loan fees, net	(4,679)	(4,321)
Loans, net	17,247,892	16,202,001
Equity securities	27,740	22,319
Federal Home Loan Bank stock	17,250	17,250
Other real estate owned, net	4,067	4,368
Affordable housing investments and alternative energy partnerships, net	289,430	299,211
Premises and equipment, net	98,795	99,402
Customers’ liability on acceptances	6,753	8,112
Accrued interest receivable	60,056	56,994
Goodwill	375,706	372,189
Other intangible assets, net	7,512	4,627
Right-of-use assets - operating leases	32,045	27,834
Other assets	221,699	195,403
Total assets	20,866,570	20,886,723
Deposits:
Non-interest-bearing demand deposits	4,398,779	4,492,054
Interest-bearing deposits:
NOW deposits	2,435,725	2,522,442
Money market deposits	5,113,385	4,611,579
Savings deposits	1,156,727	915,515
Time deposits	4,955,645	5,517,252
Total deposits	18,060,261	18,058,842
Advances from the Federal Home Loan Bank	20,000	20,000
Other borrowings of affordable housing investments	23,108	23,145
Long-term debt	119,136	119,136
Acceptances outstanding	6,753	8,112
Lease liabilities - operating leases	35,403	30,694
Other liabilities	179,679	180,543
Total liabilities	18,444,340	18,440,472
Commitments and contingencies
Stockholders’ Equity
Common stock, $0.01 par value, 100,000,000 shares authorized; 90,904,183 issued and 75,078,258 outstanding at March 31, 2022, and 90,871,860 issued and 75,750,862 outstanding at December 31, 2021	909	909
Additional paid-in-capital	974,748	972,474
Accumulated other comprehensive loss, net	(45,977)	(3,065)
Retained earnings	2,034,681	1,985,168
Treasury stock, at cost (15,825,925 shares at March 31, 2022, and 15,120,998 shares at December 31, 2021)	(542,131)	(509,235)
Total equity	2,422,230	2,446,251
Total liabilities and equity	$ 20,866,570	$ 20,886,723