CONSOLIDATED STATEMENTS OF CONDITION - USD ($) $ in Thousands	Sep. 30, 2021	Dec. 31, 2020
Assets:
Cash and due from banks	$ 538,973	$ 491,065
Money market investments:
Time deposits with other banks	17,526,238	11,640,880
Total money market investments	17,526,238	11,640,880
Trading account debt securities, at fair value:
Pledged securities with creditors' right to repledge	301	241
Other trading account debt securities	35,763	36,433
Debt securities available-for-sale, at fair value:
Pledged securities with creditors' right to repledge	88,418	125,819
Other debt securities available-for-sale	24,302,808	21,435,333
Debt securities held-to-maturity, at amortized cost (fair value 2021 - $89,775; 2020 - $94,891)	85,655	92,621
Less - Allowance for credit losses	9,222	10,261
Debt securities held-to-maturity, net	76,433	82,360
Equity securities (realizable value 2021 - $186,329; 2020 - $173,929)	184,931	173,737
Loans held-for-sale, at lower of cost or fair value	91,313	99,455
Loans held-in-portfolio	29,089,241	29,588,430
Less - Unearned income	233,869	203,234
Allowance for credit losses	718,575	896,250
Total loans held-in-portfolio, net	28,136,797	28,488,946
Premises and equipment, net	487,526	510,241
Other real estate	76,828	83,146
Accrued income receivable	200,649	209,320
Mortgage servicing rights, at fair value	116,567	118,395
Other assets	1,634,839	1,737,041
Goodwill	671,122	671,122
Other intangible assets	19,657	22,466
Total assets	74,189,163	65,926,000
Deposits:
Non-interest bearing	15,147,567	13,128,699
Interest bearing	50,865,994	43,737,641
Total deposits	66,013,561	56,866,340
Assets sold under agreements to repurchase	86,470	121,303
Notes payable	1,176,943	1,224,981
Other liabilities	929,218	1,684,689
Total liabilities	68,206,192	59,897,313
Commitments and contingencies
Stockholders' equity:
Preferred stock, 30,000,000 shares authorized; 885,726 shares issued and outstanding (2020 - 885,726)	22,143	22,143
Common stock, $0.01 par value; 170,000,000 shares authorized;104,562,933 shares issued (2020 - 104,508,290) and 79,841,564 shares outstanding (2020 - 84,244,235)	1,046	1,045
Surplus	4,569,641	4,571,534
Retained earnings	2,882,340	2,260,928
Treasury stock - at cost, 24,721,369 shares (2020 - 20,264,055)	(1,352,104)	(1,016,954)
Accumulated other comprehensive (loss) income, net of tax	(140,095)	189,991
Total stockholders' equity	5,982,971	6,028,687
Total liabilities and stockholders' equity	$ 74,189,163	$ 65,926,000