Condensed Consolidated Balance Sheets (Unaudited) - USD ($) $ in Thousands	Jun. 30, 2019	Dec. 31, 2018
ASSETS
Cash and due from banks (restricted cash of $58,911 and $37,408)	$ 342,508	$ 335,419
Interest bearing cash and temporary investments (restricted cash of $2,953 and $1,232)	691,283	287,218
Total cash and cash equivalents	1,033,791	622,637
Investment securities
Equity and other, at fair value	66,358	61,841
Available for sale, at fair value	2,698,398	2,977,108
Held to maturity, at amortized cost	3,416	3,606
Loans held for sale, at fair value	356,645	166,461
Loans and leases	20,953,371	20,422,666
Allowance for loan and lease losses	(151,069)	(144,871)
Net loans and leases	20,802,302	20,277,795
Restricted equity securities	43,063	40,268
Premises and equipment, net	210,285	227,423
Operating lease right-of-use assets	112,752	0
Goodwill	1,787,651	1,787,651
Other intangible assets, net	21,155	23,964
Residential mortgage servicing rights, at fair value	139,780	169,025
Other real estate owned	8,423	10,958
Bank owned life insurance	316,435	313,626
Other assets	385,621	257,418
Total assets	27,986,075	26,939,781
Deposits
Noninterest bearing	6,771,087	6,667,467
Interest bearing	15,047,926	14,470,019
Total deposits	21,819,013	21,137,486
Securities sold under agreements to repurchase	308,052	297,151
Term debt	821,712	751,788
Junior subordinated debentures, at fair value	277,028	300,870
Junior subordinated debentures, at amortized cost	88,610	88,724
Operating lease liabilities	121,742	0
Deferred tax liability, net	57,757	25,846
Other liabilities	263,654	281,474
Total liabilities	23,757,568	22,883,339
COMMITMENTS AND CONTINGENCIES (NOTE 6)
SHAREHOLDERS' EQUITY
Common stock, no par value, shares authorized: 400,000,000 in 2019 and 2018; issued and outstanding: 220,498,684 in 2019 and 220,255,039 in 2018	3,514,391	3,512,874
Retained earnings	695,003	602,482
Accumulated other comprehensive income (loss)	19,113	(58,914)
Total shareholders' equity	4,228,507	4,056,442
Total liabilities and shareholders' equity	$ 27,986,075	$ 26,939,781