Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2018	Dec. 31, 2017
Assets
Cash and due from banks	$ 175,550	$ 156,852
Short-term interest bearing accounts	5,405	2,812
Equity securities, at fair value	23,053	0
Securities available for sale, at fair value	998,496	1,255,925
Securities held to maturity (fair value $778,675 and $481,871, respectively)	783,599	484,073
Trading securities	0	11,467
Federal Reserve and Federal Home Loan Bank stock	53,229	46,706
Loans held for sale	6,943	1,134
Loans	6,887,709	6,583,639
Less allowance for loan losses	72,505	69,500
Net loans	6,815,204	6,514,139
Premises and equipment, net	78,970	81,305
Goodwill	274,769	268,043
Intangible assets, net	15,599	13,420
Bank owned life insurance	177,479	172,388
Other assets	148,067	128,548
Total assets	9,556,363	9,136,812
Liabilities
Demand (noninterest bearing)	2,361,099	2,286,892
Savings, NOW and money market	4,076,434	4,076,978
Time	930,678	806,766
Total deposits	7,368,211	7,170,636
Short-term borrowings	871,696	719,123
Long-term debt	73,724	88,869
Junior subordinated debt	101,196	101,196
Other liabilities	123,627	98,811
Total liabilities	8,538,454	8,178,635
Stockholders' equity
Preferred stock, $0.01 par value; authorized 2,500,000 shares at December 31, 2018 and 2017	0	0
Common stock, $0.01 par value; authorized 100,000,000 shares at December 31, 2018 and 2017, respectively; issued 49,651,493 at December 31, 2018 and 2017	497	497
Additional paid-in-capital	575,466	574,209
Retained earnings	621,203	543,713
Accumulated other comprehensive loss	(43,174)	(22,077)
Common stock in treasury, at cost, 5,978,527 and 6,108,684 shares at December 31, 2018 and 2017, respectively	(136,083)	(138,165)
Total stockholders' equity	1,017,909	958,177
Total liabilities and stockholders' equity	$ 9,556,363	$ 9,136,812