Consolidated Balance Sheets - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021
Assets
Cash and due from banks	$ 345,627	$ 307,813
Federal funds sold and interest-bearing deposits in banks	1,961,209	3,756,844
Cash and cash equivalents	2,306,836	4,064,657
Debt securities available-for-sale, at fair value, net of allowance for credit losses of $88 and $—	1,052,268	592,621
Debt securities held-to-maturity, at amortized cost, net of allowance for credit losses of $— and $— (fair value of $97,144 and $78,206)	111,654	79,850
Other investments	49,500	47,552
Loans held for sale, at fair value	555,665	1,254,632
Loans, net of unearned income	17,561,022	15,874,258
Allowance for credit losses	(172,642)	(167,582)
Loans, net	17,388,380	15,706,676
Other real estate owned, net	835	3,810
Premises and equipment, net	224,249	225,400
Goodwill	1,023,056	1,012,620
Other intangible assets, net	115,613	125,938
Cash value of bank owned life insurance	384,862	331,146
Other assets	474,552	413,419
Total assets	23,687,470	23,858,321
Deposits:
Noninterest-bearing	8,262,929	7,774,823
Interest-bearing	11,422,053	11,890,730
Total deposits	19,684,982	19,665,553
Securities sold under agreements to repurchase	953	5,845
Other borrowings	425,592	739,879
Subordinated deferrable interest debentures	127,325	126,328
Other liabilities	375,242	354,265
Total liabilities	20,614,094	20,891,870
Commitments and Contingencies (Note 9)
Shareholders’ Equity
Preferred stock, stated value $1,000; 5,000,000 shares authorized; 0 shares issued and outstanding	0	0
Common stock, par value $1; 200,000,000 shares authorized; 72,251,856 and 72,017,126 shares issued	72,251	72,017
Capital surplus	1,931,088	1,924,813
Retained earnings	1,157,359	1,006,436
Accumulated other comprehensive income, net of tax	(12,635)	15,590
Treasury stock, at cost, 2,891,395 and 2,407,898 shares	(74,687)	(52,405)
Total shareholders’ equity	3,073,376	2,966,451
Total liabilities and shareholders’ equity	$ 23,687,470	$ 23,858,321