Consolidated Balance Sheets - USD ($) shares in Thousands, $ in Thousands		Sep. 30, 2016	Dec. 31, 2015
ASSETS
Cash and due from banks		$ 180,839	$ 166,929
Interest-earning deposits with banks		11,225	8,373
Total cash and cash equivalents		192,064	175,302
Securities available for sale at fair value (amortized cost of $2,324,721 and $2,157,610, respectively)		2,360,084	2,157,694
Federal Home Loan Bank stock at cost		12,640	12,722
Loans held for sale		3,361	4,509
Loans, net of unearned income of ($36,236) and ($42,373), respectively		6,259,757	5,815,027
Less: allowance for loan and lease losses		70,264	68,172
Loans, net		6,189,493	5,746,855
FDIC loss-sharing asset		3,592	6,568
Interest receivable		31,606	27,877
Premises and equipment, net		152,908	164,239
Other real estate owned		8,994	13,738
Goodwill		382,762	382,762
Other intangible assets, net		19,051	23,577
Other assets		230,199	235,854
Total assets		9,586,754	8,951,697
LIABILITIES AND SHAREHOLDERS' EQUITY
Noninterest-bearing		3,942,434	3,507,358
Interest-bearing		4,115,382	3,931,471
Total deposits		8,057,816	7,438,829
Federal Home Loan Bank advances		66,502	68,531
Securities sold under agreements to repurchase		69,189	99,699
Other liabilities		116,512	102,510
Total liabilities		8,310,019	7,709,569
Commitments and contingent liabilities (Note 10)
Shareholders' equity:
Preferred Stock, Shares Authorized		2,000	2,000
Preferred Stock, Shares Issued		9	9
Preferred Stock, Value, Issued		$ 2,217	$ 2,217
Authorized shares		115,000	115,000
Common Stock Shares Issued And Outstanding		58,043	57,724
Common Stock (no par value)		$ 994,098	$ 990,281
Retained earnings		263,915	255,925
Accumulated other comprehensive income (loss)	[1]	16,505	(6,295)
Total shareholders’ equity		1,276,735	1,242,128
Total liabilities and shareholders’ equity		$ 9,586,754	$ 8,951,697

[1] All amounts are net of tax. Amounts in parenthesis indicate debits.