CONSOLIDATED STATEMENTS OF FINANCIAL CONDITION - USD ($) $ in Thousands	Mar. 31, 2021	Dec. 31, 2020
Assets
Cash and due from banks	$ 280,915	$ 257,845
Interest bearing deposits with banks	1,352,918	1,071,360
Investment securities:
Equity securities	32,973	29,378
Available for sale debt securities	1,116,221	1,339,473
Held to maturity debt securities (net of allowance for credit losses of $1,070 at March 31, 2021 and $1,428 at December 31, 2020)	2,389,956	2,171,583
Total investment securities	3,539,150	3,540,434
Loans held for sale, at fair value	232,068	301,427
Loans	32,686,416	32,217,112
Less: Allowance for loan losses	(342,880)	(340,243)
Net loans	32,343,536	31,876,869
Premises and equipment, net	323,841	319,797
Lease right of use assets	242,190	252,053
Bank owned life insurance	535,620	535,209
Accrued interest receivable	107,790	106,230
Goodwill	1,382,442	1,382,442
Other intangible assets, net	67,972	70,449
Other assets	769,569	971,961
Total Assets	41,178,011	40,686,076
Deposits:
Non-interest bearing	10,053,026	9,205,266
Interest bearing:
Savings, NOW and money market	17,081,105	16,015,658
Time	5,451,078	6,714,678
Total deposits	32,585,209	31,935,602
Short-term borrowings	1,084,666	1,147,958
Long-term borrowings	2,242,931	2,295,665
Junior subordinated debentures issued to capital trusts	56,152	56,065
Lease liabilities	266,407	276,675
Accrued expenses and other liabilities	282,976	381,991
Total Liabilities	36,518,341	36,093,956
Shareholders’ Equity
Common stock (no par value, authorized 650,000,000 shares; issued 405,801,304 shares at March 31, 2021 and 403,881,488 shares at December 31, 2020)	142,435	141,746
Surplus	3,651,948	3,637,468
Retained earnings	672,651	611,158
Accumulated other comprehensive loss	(17,005)	(7,718)
Treasury stock, at cost (3,766 common shares at March 31, 2021 and 22,490 common shares at December 31, 2020)	(50)	(225)
Total Shareholders’ Equity	4,659,670	4,592,120
Total Liabilities and Shareholders’ Equity	41,178,011	40,686,076
Series A
Shareholders’ Equity
Preferred stock, no par value; authorized 50,000,000 shares	111,590	111,590
Series B
Shareholders’ Equity
Preferred stock, no par value; authorized 50,000,000 shares	$ 98,101	$ 98,101

Sum of the carrying values as of the balance sheet date of obligations incurred through that date, including liabilities incurred and payable to vendors for goods and services received, taxes, interest, rent and utilities, compensation costs, payroll taxes and fringe benefits (other than pension and postretirement obligations), contractual rights and obligations, and statutory obligations.

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Data Type:	xbrli:monetaryItemType
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Period Type:	instant

- Definition

Interest, dividends, rents, ancillary and other revenues earned but not yet received by the entity on its investments.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(a)(4))
-URI http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(3))
-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(10))
-URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878