CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Jun. 30, 2017	Dec. 31, 2016
Assets
Cash and due from banks	$ 79,390	$ 75,778
Money market funds and federal funds sold	3,338	10,774
Cash and cash equivalents	82,728	86,552
Interest bearing time deposits	1,915	1,960
Securities available for sale	1,079,555	1,007,540
Loans held for sale	6,780	12,479
Loans, net of allowance for loan losses of $22,369 and $22,499	3,006,380	2,629,174
FHLB and other stock, at cost	27,331	21,693
Premises and equipment, net	87,024	76,426
Goodwill	135,079	101,315
Purchased intangible assets	14,687	7,419
Cash surrender value of life insurance	87,962	80,539
Interest receivable and other assets	60,115	55,160
Total assets	4,589,556	4,080,257
Deposits
Noninterest bearing	849,470	767,159
Interest bearing	2,672,873	2,343,712
Total deposits	3,522,343	3,110,871
Other borrowings	210,338	209,672
Long term Federal Home Loan Bank (FHLB) advances	270,977	249,658
Subordinated debentures	47,149	41,239
Other liabilities	22,325	19,323
Total liabilities	4,073,132	3,630,763
Commitments and contingent liabilities
Shareholders' equity
Preferred stock, no par value Authorized shares - 400,000 Issued shares - 0 Outstanding shares - 0
Common stock $.50 stated value: Authorized shares - 100,000,000 Issued shares - 26,119,307 and 24,067,364 Outstanding shares - 25,575,804 and 24,067,364	13,240	12,463
Treasury stock - 543,503 and 614,825 shares, at cost	(9,816)	(10,909)
Additional paid-in capital	346,581	299,116
Retained earnings	159,266	145,745
Accumulated other comprehensive income	7,153	3,079
Total shareholders' equity	516,424	449,494
Total liabilities and shareholders' equity	$ 4,589,556	$ 4,080,257