Consolidated Balance Sheets - USD ($) shares in Thousands, $ in Thousands	Dec. 31, 2017	Dec. 31, 2016
ASSETS
Cash and due from banks	$ 244,615	$ 193,038
Interest-earning deposits with banks	97,918	31,200
Total cash and cash equivalents	342,533	224,238
Securities available for sale at fair value (amortized cost of $2,768,605 and $2,299,037, respectively)	2,742,831	2,278,577
Federal Home Loan Bank stock at cost	10,440	10,240
Loans held for sale	5,766	5,846
Loans, net of unearned income of ($52,111) and ($33,718), respectively	8,358,657	6,213,423
Loans and Leases Receivable, Allowance	75,646	70,043
Loans, net	8,283,011	6,143,380
FDIC Indemnification Asset	0	3,535
Interest receivable	40,881	30,074
Premises and equipment, net	169,490	150,342
Other real estate owned	13,298	5,998
Goodwill	765,842	382,762
Core deposit intangible, net	58,173	17,631
Other assets	284,621	256,984
Total Assets	12,716,886	9,509,607
LIABILITIES AND SHAREHOLDERS' EQUITY
Noninterest-bearing	5,081,901	3,944,495
Interest-bearing	5,450,184	4,114,920
Total deposits	10,532,085	8,059,415
Federal Home Loan Bank advances	11,579	6,493
Securities sold under agreements to repurchase	79,059	80,822
Subordinated Debt	35,647	0
Junior Subordinated Notes	8,248	0
Other liabilities	100,346	111,865
Total liabilities	10,766,964	8,258,595
Commitments and contingent liabilities
Preferred Stock, Shares Authorized	2,000	2,000
Preferred Stock, Shares Issued	0	9
Preferred Stock, Value, Issued	$ 0	$ 2,217
Shareholders' equity:
Authorized shares	115,000	115,000
Common Stock Shares Issued And Outstanding	73,020	58,042
Common Stock (no par value)	$ 1,634,705	$ 995,837
Retained earnings	337,442	271,957
Accumulated Other Comprehensive Income (Loss), Net of Tax	(22,225)	(18,999)
Total shareholders' equity	1,949,922	1,251,012
Total Liabilities and Shareholders' Equity	$ 12,716,886	$ 9,509,607