CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Mar. 31, 2017	Dec. 31, 2016
ASSETS
Cash and cash equivalents	$ 206,187	$ 289,309
Securities available for sale	526,270	481,275
Securities held to maturity (fair value of $52,479 in 2017 and $53,249 in 2016)	51,860	52,864
Mortgage loans held for sale, at fair value	5,193	11,662
Consumer loans held for sale, at fair value	3,679	2,198
Consumer loans held for sale, at the lower of cost or fair value	1,420	1,310
Loans	3,710,376	3,810,778
Allowance for loan and lease losses	(42,362)	(32,920)
Loans, net	3,668,014	3,777,858
Federal Home Loan Bank stock, at cost	28,208	28,208
Premises and equipment, net	43,962	42,869
Goodwill	16,300	16,300
Other real estate owned	1,362	1,391
Bank owned life insurance	62,185	61,794
Other assets and accrued interest receivable	50,152	49,271
TOTAL ASSETS	4,664,792	4,816,309
Deposits:
Noninterest-bearing	1,070,237	971,952
Interest-bearing	2,278,547	2,188,740
Total deposits	3,348,784	3,160,692
Securities sold under agreements to repurchase and other short-term borrowings	144,375	173,473
Federal Home Loan Bank advances	467,500	802,500
Subordinated note	41,240	41,240
Other liabilities and accrued interest payable	42,229	33,998
Total liabilities	4,044,128	4,211,903
Commitments and contingent liabilities (Footnote 9)
STOCKHOLDERS' EQUITY
Preferred stock, no par value
Class A Common Stock and Class B Common Stock, no par value	4,904	4,906
Additional paid in capital	138,634	138,192
Retained earnings	475,885	460,621
Accumulated other comprehensive income	1,241	687
Total stockholders' equity	620,664	604,406
TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY	$ 4,664,792	$ 4,816,309