Consolidated Balance Sheets - USD ($) $ in Thousands	Mar. 31, 2019	Dec. 31, 2018
Assets
Cash and due from banks	$ 68,773	$ 142,145
Interest-bearing deposits with banks	31,684	153,223
Total cash and cash equivalents	100,457	295,368
Securities available for sale, at fair value	707,451	680,886
Securities held to maturity (fair value of $147,633 and $156,792, respectively)	149,512	160,163
Total securities	856,963	841,049
Securities, restricted	28,068	24,028
Loans held for investment	3,391,104	3,275,811
Allowance for loan losses	(31,784)	(31,418)
Loans, net	3,359,320	3,244,393
Premises and equipment, net	34,478	35,008
Operating lease right-of-use assets	37,621
Accrued interest receivable	13,057	11,236
Goodwill	105,950	105,950
Other intangible assets	4,150	4,374
Prepaid pension	10,373	10,263
Bank owned life insurance	90,265	89,712
Other real estate owned	175	175
Other assets	34,332	39,188
Total assets	4,675,209	4,700,744
Liabilities
Demand deposits	1,313,947	1,448,605
Savings, NOW and money market deposits	2,130,808	2,108,297
Certificates of deposit of $100,000 or more	218,682	207,087
Other time deposits	62,027	122,404
Total deposits	3,725,464	3,886,393
Repurchase agreements	721	539
Federal Home Loan Bank ("FHLB") advances	330,217	240,433
Subordinated debentures, net	78,815	78,781
Operating lease liabilities	40,454
Other liabilities and accrued expenses	34,535	40,768
Total liabilities	4,210,206	4,246,914
Commitments and contingencies
Stockholders' equity
Preferred stock, par value $.01 per share (2,000,000 shares authorized; none issued)
Common stock, par value $.01 per share (40,000,000 shares authorized; 19,871,469 and 19,815,680 shares issued, respectively; and 19,847,705 and 19,790,884 shares outstanding, respectively)	199	198
Surplus	352,454	352,093
Retained earnings	125,765	117,432
Treasury stock at cost, 23,764 and 24,796 shares, respectively	(786)	(781)
Total stockholders' equity before accumulated other comprehensive income (loss)	477,632	468,942
Accumulated other comprehensive loss, net of income taxes	(12,629)	(15,112)
Total stockholders' equity	465,003	453,830
Total liabilities and stockholders' equity	$ 4,675,209	$ 4,700,744