CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands		Mar. 31, 2018	Dec. 31, 2017
ASSETS
Cash and due from banks		$ 129,065	$ 104,039
Interest bearing deposits with other banks		6,794	5,465
Total cash and cash equivalents		135,859	109,504
Time deposits with other banks		12,553	12,553
Debt securities:
Available for sale (at fair value)		982,958	949,460
Held to maturity (fair value: $391,867 at March 31, 2018 and $414,470 at December 31, 2017)		400,647	416,863
Total debt securities		1,383,605	1,366,323
Loans held for sale (at fair value)		20,887	24,306
Loans	[1]	3,897,125	3,817,377
Less: Allowance for loan losses		(28,118)	(27,122)
Loans, net of allowance for loan losses		3,869,007	3,790,255
Bank premises and equipment, net		64,577	66,883
Other real estate owned		10,288	7,640
Goodwill		148,555	147,578
Other intangible assets, net		18,246	19,099
Bank owned life insurance		120,654	123,981
Net deferred tax assets		24,427	25,417
Other assets		94,443	116,590
TOTAL ASSETS		5,903,101	5,810,129
LIABILITIES
Deposits		4,719,543	4,592,720
Securities sold under agreements to repurchase		173,249	216,094
Federal Home Loan Bank (FHLB) borrowings		208,000	211,000
Subordinated debt		70,591	70,521
Other liabilities		29,857	30,130
TOTAL LIABILITIES		5,201,240	5,120,465
SHAREHOLDERS' EQUITY
Common stock, par value $0.10 per share, authorized 60,000,000 shares, issued 46,994,545 and outstanding 46,983,165 shares at March 31, 2018 and issued 47,032,259 and outstanding 46,917,735 shares at December 31, 2017		4,698	4,693
Other shareholders' equity		697,163	684,971
TOTAL SHAREHOLDERS' EQUITY		701,861	689,664
TOTAL LIABILITIES AND SHAREHOLDERS' EQUITY		$ 5,903,101	$ 5,810,129

[1] Net loan balances as of March 31, 2018 and December 31, 2017 include deferred costs of $13.9 million and $12.9 million for each period, respectively.