Consolidated Balance Sheets - USD ($) $ in Millions	Mar. 31, 2018	Dec. 31, 2017
Assets
Cash and due from banks	$ 187.7	$ 196.5
Interest bearing deposits in banks	556.4	562.3
Federal Funds Sold	0.1	0.1
Total cash and cash equivalents	744.2	758.9
Investment securities:
Available-for-sale	2,280.7	2,208.7
Held-to-maturity (estimated fair values of $455.5 and $483.3 at March 31, 2018 and December 31, 2017, respectively)	462.3	484.5
Total investment securities	2,743.0	2,693.2
Loans held for investment	7,614.5	7,567.7
Mortgage loans held for sale	32.3	46.6
Total loans	7,646.8	7,614.3
Less allowance for loan losses	73.5	72.1
Net loans	7,573.3	7,542.2
Goodwill	445.6	444.7
Company-owned life insurance	261.9	260.6
Premises and equipment, net of accumulated depreciation	240.2	241.9
Mortgage servicing rights, net of accumulated amortization and impairment reserve	25.2	24.8
Core deposit intangibles, net of accumulated amortization	47.3	49.1
Other real estate owned (“OREO”)	11.0	10.1
Accrued interest receivable	38.9	38.0
Deferred tax asset, net	0.0	4.0
Other assets	142.8	145.8
Total assets	12,273.4	12,213.3
Deposits:
Non-interest bearing	2,897.6	2,900.0
Interest bearing	7,128.3	7,034.9
Total deposits	10,025.9	9,934.9
Securities sold under repurchase agreements	633.8	643.0
Accounts payable and accrued expenses	75.7	86.6
Accrued interest payable	5.7	5.6
Deferred tax liability, net	1.7	0.0
Long-term debt	15.7	13.1
Other borrowed funds	0.0	20.0
Subordinated debentures held by subsidiary trusts	82.5	82.5
Total liabilities	10,841.0	10,785.7
Stockholders’ equity:
Nonvoting noncumulative preferred stock without par value; authorized 100,000 shares; no shares issued and outstanding as of March 31, 2018 or December 31, 2017	0.0	0.0
Common stock	688.0	687.0
Retained earnings	776.7	752.6
Accumulated other comprehensive loss, net	(32.3)	(12.0)
Total stockholders’ equity	1,432.4	1,427.6
Total liabilities and stockholders’ equity	$ 12,273.4	$ 12,213.3