Consolidated Balance Sheets (unaudited) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Assets
Cash and due from banks	$ 180,865	$ 157,775
Short-term interest-bearing accounts	913,315	1,111,296
Equity securities, at fair value	32,554	33,550
Securities available for sale, at fair value	1,662,697	1,687,361
Securities held to maturity (fair value $851,635 and $735,260, respectively)	895,005	733,210
Federal Reserve and Federal Home Loan Bank stock	25,005	25,098
Loans held for sale	263	830
Loans	7,649,826	7,498,459
Less allowance for loan losses	90,000	92,000
Net loans	7,559,826	7,406,459
Premises and equipment, net	71,030	72,093
Goodwill	280,541	280,541
Intangible assets, net	8,291	8,927
Bank owned life insurance	228,979	228,238
Other assets	289,462	266,733
Total assets	12,147,833	12,012,111
Liabilities
Demand (noninterest bearing)	3,751,268	3,689,556
Savings, NOW and money market	6,222,378	6,043,441
Time	487,977	501,472
Total deposits	10,461,623	10,234,469
Short-term borrowings	65,022	97,795
Long-term debt	13,971	13,995
Subordinated debt, net	98,599	98,490
Junior subordinated debt	101,196	101,196
Other liabilities	205,172	215,713
Total liabilities	10,945,583	10,761,658
Stockholders' equity
Preferred stock, $0.01 par value. Authorized 2,500,000 shares at March 31, 2022 and December 31, 2021	0	0
Common stock, $0.01 par value. Authorized 100,000,000 shares at March 31, 2022 and December 31, 2021, issued 49,651,493 at March 31, 2022 and December 31, 2021	497	497
Additional paid-in-capital	577,374	576,976
Retained earnings	883,246	856,203
Accumulated other comprehensive loss	(91,375)	(23,344)
Common stock in treasury, at cost, 6,659,170 and 6,483,481 shares at March 31, 2022 and December 31, 2021, respectively	(167,492)	(159,879)
Total stockholders' equity	1,202,250	1,250,453
Total liabilities and stockholders' equity	$ 12,147,833	$ 12,012,111