Consolidated Balance Sheets - USD ($) $ in Thousands	Sep. 30, 2020	Dec. 31, 2019
Assets
Cash and due from banks	$ 401,151	$ 373,380
Interest-bearing deposits in other financial institutions	712,416	207,624
Federal funds sold and securities purchased under agreements to resell	95	7,740
Investment securities held to maturity, net, at amortized cost(a)	1,990,870	2,205,083
Investment securities available for sale, at fair value	3,258,360	3,262,586
Equity securities	15,090	15,090
Federal Home Loan Bank and Federal Reserve Bank stocks, at cost	168,280	227,347
Loans	25,003,753	22,821,440
Allowance for loan losses(a)	(384,711)	(201,371)
Loans, net	24,619,041	22,620,068
Bank and corporate owned life insurance	679,257	671,948
Tax credit and other investments	314,066	279,969
Premises and equipment, net	422,222	435,284
Goodwill	1,107,902	1,176,230
Mortgage servicing rights, net	45,261	67,306
Other intangible assets, net	70,507	88,301
Interest Receivable	91,612	91,196
Other assets	653,117	506,046
Total assets	34,698,746	32,386,478
Liabilities and Stockholders' Equity
Noninterest-bearing demand deposits	7,489,048	5,450,709
Interest-bearing deposits	19,223,500	18,328,355
Total deposits	26,712,547	23,779,064
Federal funds purchased and securities sold under agreements to repurchase	155,329	433,097
Commercial paper	50,987	32,016
PPPLF	1,022,217	0
FHLB advances	1,706,763	3,180,967
Other long-term funding	549,201	549,343
Unfunded Commitments	57,276	21,907
Accrued expenses and other liabilities(a)	398,991	467,961
Total liabilities	30,653,313	28,464,355
Stockholders’ Equity
Preferred equity	353,637	256,716
Common stock	1,752	1,752
Surplus	1,717,186	1,716,431
Retained earnings(a)	2,424,992	2,380,867
Accumulated other comprehensive income (loss)	3,995	(33,183)
Treasury stock, at cost	(456,129)	(400,460)
Total common equity	3,691,796	3,665,407
Total stockholders’ equity	4,045,433	3,922,124
Total liabilities and stockholders’ equity	$ 34,698,746	$ 32,386,478
Preferred shares authorized (par value $1.00 per share)	750,000	750,000
Preferred shares issued and outstanding	364,458	264,458
Common shares authorized (par value $0.01 per share)	250,000,000	250,000,000
Common shares issued	175,216,409	175,216,409
Common shares outstanding	153,551,692	157,171,247
Preferred shares, par value	$ 1.00	$ 1.00
Common shares, par value	$ 0.01	$ 0.01
Residential loans held for sale
Assets
Loans Receivable Held-for-sale, Amount	$ 130,139	$ 136,280
Loans	7,885,523	8,136,980
Commercial loans held for sale
Assets
Loans Receivable Held-for-sale, Amount	19,360	15,000
Loans	$ 16,041,154	13,481,275
Allowance for loan losses(a)		$ (166,846)