CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Mar. 31, 2019	Dec. 31, 2018
ASSETS
Cash and due from banks	$ 169,004	$ 236,221
Interest-bearing deposits with other banks	50,224	37,738
Investment securities available-for-sale, at fair value (amortized cost $3,096,085 at March 31, 2019 and $2,792,326 at December 31, 2018)	3,113,811	2,779,255
Investment securities held-to-maturity (fair value $153,075 at March 31, 2019 and $424,118 at December 31, 2018)	158,305	429,328
Other investments	115,731	115,660
Loans held for sale	8,217	4,372
Loans
Commercial	2,543,427	2,514,661
Lease financing	95,573	93,415
Real estate - construction	458,113	548,935
Real estate-commercial	3,802,179	3,754,681
Real estate-residential	975,120	955,646
Home equity	797,118	817,282
Installment	90,689	93,212
Credit card	46,982	46,382
Total loans and leases	8,809,201	8,824,214
Loans and Leases Receivable, Allowance	56,722	56,542
Net loans and leases	8,752,479	8,767,672
Premises and equipment	210,676	215,652
Goodwill	879,727	880,251
Other Finite-Lived Intangible Assets, Gross	38,571	40,805
Accrued interest and other assets	577,518	479,706
Total assets	14,074,263	13,986,660
Deposits
Interest-bearing	2,235,036	2,307,071
Savings	3,100,894	3,167,325
Time	2,309,810	2,173,564
Total interest-bearing deposits	7,645,740	7,647,960
Noninterest-bearing	2,488,157	2,492,434
Total deposits	10,133,897	10,140,394
Federal funds purchased	95,015	183,591
FHLB short-term borrowings	952,400	857,100
Total short-term borrowings	1,047,415	1,040,691
Long-term debt	546,423	570,739
Total borrowed funds	1,593,838	1,611,430
Accrued interest and other liabilities	216,109	156,587
Total liabilities	11,943,844	11,908,411
SHAREHOLDERS' EQUITY
Common stock - no par value Authorized - 160,000,000 shares Issued - 104,281,794 shares in 2018 and 68,730,731 shares in 2017	1,622,554	1,633,256
Retained earnings	626,408	600,014
Accumulated other comprehensive loss	(19,635)	(44,408)
Treasury stock, at cost, 5,667,922 shares in 2019 and 6,387,508 shares in 2018	(98,908)	(110,613)
Total shareholders' equity	2,130,419	2,078,249
Total liabilities and shareholders' equity	$ 14,074,263	$ 13,986,660

Accumulated change in equity from transactions and other events and circumstances from non-owner sources, net of tax effect, at period end. Excludes Net Income (Loss), and accumulated changes in equity from transactions resulting from investments by owners and distributions to owners. Includes foreign currency translation items, certain pension adjustments, unrealized gains and losses on certain investments in debt and equity securities, other than temporary impairment (OTTI) losses related to factors other than credit losses on available-for-sale and held-to-maturity debt securities that an entity does not intend to sell and it is not more likely than not that the entity will be required to sell before recovery of the amortized cost basis, as well as changes in the fair value of derivatives related to the effective portion of a designated cash flow hedge.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section 45
-Paragraph 11
-URI http://asc.fasb.org/extlink&oid=114867106&loc=d3e637-108580

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section 45
-Paragraph 14A
-URI http://asc.fasb.org/extlink&oid=114867106&loc=SL7669686-108580

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section 45
-Paragraph 14
-URI http://asc.fasb.org/extlink&oid=114867106&loc=d3e681-108580