Consolidated Balance Sheets (unaudited) - USD ($) $ in Thousands	Sep. 30, 2021	Dec. 31, 2020
Assets
Cash and due from banks	$ 215,032	$ 159,995
Short-term interest bearing accounts	1,131,074	512,686
Equity securities, at fair value	33,013	30,737
Securities available for sale, at fair value	1,576,030	1,348,698
Securities held to maturity (fair value $689,129 and $636,827, respectively)	683,103	616,560
Federal Reserve and Federal Home Loan Bank stock	25,161	27,353
Loans held for sale	1,024	1,119
Loans	7,566,442	7,498,885
Less allowance for loan losses	93,000	110,000
Net loans	7,473,442	7,388,885
Premises and equipment, net	71,928	74,206
Goodwill	280,541	280,541
Intangible assets, net	9,578	11,735
Bank owned life insurance	227,451	186,434
Other assets	267,034	293,957
Total assets	11,994,411	10,932,906
Liabilities
Demand (noninterest bearing)	3,748,162	3,241,123
Savings, NOW and money market	5,894,743	5,207,090
Time	552,273	633,479
Total deposits	10,195,178	9,081,692
Short-term borrowings	99,715	168,386
Long-term debt	14,020	39,097
Subordinated debt, net	98,380	98,052
Junior subordinated debt	101,196	101,196
Other liabilities	244,465	256,865
Total liabilities	10,752,954	9,745,288
Stockholders' equity
Preferred stock, $0.01 par value. Authorized 2,500,000 shares at September 30, 2021 and December 31, 2020	0	0
Common stock, $0.01 par value. Authorized 100,000,000 shares at September 30, 2021 and December 31, 2020, issued 49,651,493 at September 30, 2021 and December 31, 2020	497	497
Additional paid-in-capital	577,222	578,082
Retained earnings	831,017	749,056
Accumulated other comprehensive (loss) income	(14,492)	417
Common stock in treasury, at cost, 6,313,800 and 6,022,399 shares at September 30, 2021 and December 31, 2020, respectively	(152,787)	(140,434)
Total stockholders' equity	1,241,457	1,187,618
Total liabilities and stockholders' equity	$ 11,994,411	$ 10,932,906