Consolidated Balance Sheets (unaudited) - USD ($) $ in Thousands	Mar. 31, 2016	Dec. 31, 2015	[1]
Assets
Cash and due from banks	$ 22,104	$ 23,852
Interest-bearing bank balances	41,474	15,323
Investment securities:
Available-for-sale, at estimated fair value (amortized cost of $386,862 in 2016 and $398,815 in 2015)	385,994	390,434
Held-to-maturity, at amortized cost (estimated fair value of $145,853 in 2016 and $145,185 in 2015)	145,127	147,967
Loans held for sale	4,328	5,403
Loans held for investment	1,524,406	1,543,795
Less: Allowance for loan losses	(14,240)	(15,195)
Net loans held for investment	1,510,166	1,528,600
Premises and equipment, net	43,634	44,457
Other real estate owned and property acquired in settlement of loans	14,158	16,583
Core deposit premiums and other intangibles	5,273	5,208
Goodwill	4,205	4,205
Bank-owned life insurance	41,195	40,869
Deferred tax assets, net	136,912	141,716
Other assets	30,755	32,648
Total Assets	2,385,325	2,397,265
Liabilities
Noninterest-bearing demand deposits	391,749	386,329
Interest-bearing deposits:
Demand, savings and money market deposits	939,900	939,878
Time deposits of $250 or more	74,610	60,093
Other time deposits	548,931	561,237
Total deposits	1,955,190	1,947,537
Retail repurchase agreements	7,352	7,219
Federal Home Loan Bank advances	65,167	93,681
Long-term notes payable	5,435	5,415
Junior subordinated debentures	56,702	56,702
Other liabilities	14,328	13,673
Total Liabilities	2,104,174	2,124,227
Shareholders' Equity
Common stock, no par value; authorized 2,500,000,000 shares, issued 24,292,051 shares in 2016 and 24,292,646 in 2015	490,243	490,075
Accumulated deficit	(202,384)	(206,298)
Accumulated other comprehensive loss	(6,708)	(10,739)
Total Shareholders' Equity	281,151	273,038
Total Liabilities and Shareholders' Equity	2,385,325	2,397,265
Preferred stock, Series A [Member]
Shareholders' Equity
Preferred stock	0	0
Preferred stock, Series B [Member]
Shareholders' Equity
Preferred stock	$ 0	$ 0

[1] Derived from audited consolidated financial statements