Consolidated Balance Sheets (Unaudited) - USD ($) $ in Thousands	Jun. 30, 2019	Dec. 31, 2018
Assets
Cash and due from banks (noninterest-bearing)	$ 404,413	$ 349,561
Federal funds sold and securities purchased under reverse repurchase agreements	75,499	830
Securities available for sale (at fair value)	1,643,725	1,811,813
Securities held to maturity (fair value: $832,361-2019; $889,733-2018)	825,536	909,643
Loans held for sale (LHFS)	240,380	153,799
Loans held for investment (LHFI)	9,116,759	8,835,868
Less allowance for loan losses, LHFI	80,399	79,290
Net LHFI	9,036,360	8,756,578
Acquired loans	87,884	106,932
Less allowance for loan losses, acquired loans	1,398	1,231
Net acquired loans	86,486	105,701
Net LHFI and acquired loans	9,122,846	8,862,279
Premises and equipment, net	189,820	178,668
Mortgage servicing rights	79,283	95,596
Goodwill	379,627	379,627
Identifiable intangible assets, net	9,101	11,112
Other real estate	31,243	34,668
Operating lease right-of-use assets	32,762
Other assets	514,723	498,864
Total Assets	13,548,958	13,286,460
Deposits:
Noninterest-bearing	2,909,141	2,937,594
Interest-bearing	8,657,488	8,426,817
Total deposits	11,566,629	11,364,411
Federal funds purchased and securities sold under repurchase agreements	51,800	50,471
Other borrowings	79,012	79,885
Junior subordinated debt securities	61,856	61,856
Operating lease liabilities	33,878
Other liabilities	137,233	138,384
Total Liabilities	11,930,408	11,695,007
Shareholders' Equity
Authorized: 250,000,000 shares Issued and outstanding: 64,398,846 shares - 2019; 65,834,395 shares - 2018	13,418	13,717
Capital surplus	260,619	309,545
Retained earnings	1,369,329	1,323,870
Accumulated other comprehensive loss, net of tax	(24,816)	(55,679)
Total Shareholders' Equity	1,618,550	1,591,453
Total Liabilities and Shareholders' Equity	$ 13,548,958	$ 13,286,460