CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Jun. 30, 2018	Dec. 31, 2017
ASSETS
Cash and due from banks	$ 25,486	$ 26,562
Interest bearing deposits in financial institutions and fed funds sold	205,765	114,119
Total cash and cash equivalents	231,251	140,681
Available-for-sale securities, at fair value	635,333	705,539
Held-to-maturity securities, at amortized cost (fair value of $63,993 and $13,146, respectively)	64,530	13,275
Investment in Patriot Bancshares Capital Trusts I and II	666	666
Federal Reserve Bank stock	11,809	11,702
Federal Home Loan Bank of Dallas stock	19,711	14,915
Other investments	10,776	0
Total securities and other investments	742,825	746,097
Loans held for sale	4,992	7,156
Loans held for investment	3,222,108	3,190,485
Allowance for loan losses	(35,086)	(31,220)
Loans, net	3,192,014	3,166,421
Premises and equipment, net	29,178	24,002
Goodwill	85,291	85,291
Core deposit intangibles, net of accumulated amortization	7,881	8,503
Accrued interest receivable	11,855	11,109
Deferred tax asset, net	12,528	8,758
Real estate acquired by foreclosure	802	802
Bank owned life insurance	56,066	55,302
Other assets	21,986	14,950
TOTAL ASSETS	4,391,677	4,261,916
Deposits:
Noninterest-bearing	824,753	803,210
Interest-bearing transaction and savings	1,281,255	1,331,601
Certificates and other time deposits	1,320,042	1,262,332
Total deposits	3,426,050	3,397,143
Securities sold under agreements to repurchase	4,141	5,173
Other borrowed funds	412,000	325,000
Subordinated debentures and subordinated notes	48,019	47,737
Accrued interest payable	3,785	2,841
Other liabilities	18,189	20,227
Total liabilities	3,912,184	3,798,121
COMMITMENTS AND CONTINGENCIES
SHAREHOLDERS’ EQUITY:
Preferred stock, $0.01 par value, 10,000,000 shares authorized, no shares issued or outstanding	0	0
Common stock, $0.01 par value, 90,000,000 shares authorized; 37,467,477 and 37,280,822 shares issued at June 30, 2018 and December 31, 2017, respectively; 37,289,477 and 37,102,822 shares outstanding at June 30, 2018 and December 31, 2017, respectively	375	373
Capital surplus	392,010	387,891
Retained earnings	106,416	83,263
Accumulated other comprehensive income, net	(18,055)	(6,479)
Less treasury stock, at cost, 178,000 shares at both June 30, 2018 and December 31, 2017	(1,253)	(1,253)
Total shareholders’ equity	479,493	463,795
TOTAL LIABILITIES AND SHAREHOLDERS' EQUITY	$ 4,391,677	$ 4,261,916