CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Dec. 31, 2017	Dec. 31, 2016
ASSETS
Cash and due from banks	$ 26,562	$ 18,351
Interest bearing deposits in financial institutions and fed funds sold	114,119	370,656
Total cash and cash equivalents	140,681	389,007
Available-for-sale securities, at fair value	705,539	274,619
Held-to-maturity securities, at amortized cost (fair value of $13,146 and $34,844, respectively)	13,275	35,505
Investment in Patriot Bancshares Capital Trusts I and II	666	666
Federal Reserve Bank stock	11,702	10,954
Federal Home Loan Bank of Dallas stock	14,915	7,029
Total securities and other investments	746,097	328,773
Loans held for sale	7,156	23,989
Loans held for investment	3,190,485	3,098,220
Allowance for loan losses	(31,220)	(26,364)
Loans, net	3,166,421	3,095,845
Premises and equipment, net	24,002	25,674
Goodwill	85,291	85,291
Core deposit intangibles, net of accumulated amortization	8,503	9,975
Accrued interest receivable	11,109	8,011
Deferred tax asset, net	8,758	11,266
Real estate acquired by foreclosure	802	5,220
Bank owned life insurance	55,302	34,385
Other assets	14,950	31,375
TOTAL ASSETS	4,261,916	4,024,822
Deposits:
Noninterest-bearing	803,210	650,064
Interest-bearing transaction and savings	1,331,601	1,359,187
Certificates and other time deposits	1,262,332	1,365,449
Total deposits	3,397,143	3,374,700
Securities sold under agreements to repurchase	5,173	3,493
Other borrowed funds	325,000	150,000
Subordinated debentures and subordinated notes	47,737	47,492
Accrued interest payable	2,841	2,387
Other liabilities	20,227	16,268
Total liabilities	3,798,121	3,594,340
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; 37,280,822 and 37,165,674 shares issued at December 31, 2017 and December 31, 2016, respectively; 37,102,822 and 36,987,674 shares outstanding at December 31, 2017 and December 31, 2016, respectively	373	372
Capital surplus	387,891	382,961
Retained earnings	83,263	49,127
Accumulated other comprehensive loss, net	(6,479)	(725)
Less treasury stock, at cost, 178,000 shares at both December 31, 2017 and 2016	(1,253)	(1,253)
Total shareholders’ equity	463,795	430,482
TOTAL LIABILITIES AND SHAREHOLDERS' EQUITY	$ 4,261,916	$ 4,024,822