CONSOLIDATED STATEMENTS OF INCOME - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Loans receivable:
Taxable	$ 180,805	$ 172,039	$ 142,752
Tax-exempt	3,459	327	393
Investment securities:
Taxable	17,885	19,882	15,214
Tax-exempt	16,922	14,383	10,829
Deposits with financial institutions	160	124	158
Federal Reserve and Federal Home Loan Bank stock	1,967	2,124	1,488
Total Interest Income	221,198	208,879	170,834
INTEREST EXPENSE
Deposits	14,855	11,678	10,053
Federal funds purchased	74	177	102
Securities sold under repurchase agreements	368	529	787
Federal Home Loan Bank advances	2,836	2,842	2,096
Subordinated debentures, revolving credit lines and term loans	6,661	6,616	3,531
Total Interest Expense	24,794	21,842	16,569
NET INTEREST INCOME	196,404	187,037	154,265
Provision for loan losses	417	2,560	6,648
NET INTEREST INCOME AFTER PROVISION FOR LOAN LOSSES	195,987	184,477	147,617
OTHER INCOME
Service charges on deposit accounts	16,201	15,747	12,400
Fiduciary activities	9,196	8,966	8,594
Other customer fees	16,959	15,699	11,866
Commission income	4,147	7,411	7,141
Earnings on cash surrender value of life insurance	2,919	3,659	2,613
Net gains and fees on sales of loans	6,483	4,899	7,511
Net realized gains on sales of available for sale securities	2,670	$ 3,581	$ 487
Gain on sale of insurance subsidiary	8,265
Gain on cancellation of subordinated debentures	1,250
Other income	4,441	$ 6,438	$ 5,404
Total Other Income	72,531	66,400	56,016
OTHER EXPENSES
Salaries and employee benefits	101,908	96,499	85,413
Net occupancy	14,668	13,831	10,291
Equipment	10,787	9,337	7,737
Marketing	3,493	3,464	2,236
Outside data processing fees	7,109	7,315	5,591
Printing and office supplies	1,353	1,565	1,340
Core deposit amortization	2,835	2,445	1,649
FDIC assessments	3,655	3,738	2,862
Other real estate owned and foreclosure expenses	6,137	8,043	6,661
Professional and other outside services	9,855	8,116	8,297
Other expenses	15,669	14,239	11,142
Total Other Expenses	177,469	168,592	143,219
INCOME BEFORE INCOME TAX	91,049	82,285	60,414
Income tax expense	25,665	22,123	15,884
NET INCOME	$ 65,384	$ 60,162	44,530
Preferred stock dividends			(2,380)
NET INCOME AVAILABLE TO COMMON STOCKHOLDERS	$ 65,384	$ 60,162	$ 42,150
NET INCOME AVAILABLE TO COMMON STOCKHOLDERS PER SHARE:
Basic (in dollars per share)	$ 1.73	$ 1.66	$ 1.42
Diluted (in dollars per share)	$ 1.72	$ 1.65	$ 1.41