CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Jun. 30, 2023	Dec. 31, 2022
ASSETS
Cash and due from banks	$ 576,148	$ 624,097
Interest-bearing funds with Federal Reserve Bank	1,391,961	1,280,684
Interest earning deposits with banks	50,254	34,632
Federal funds sold and securities purchased under resale agreements	35,788	38,367
Total cash, cash equivalents, and restricted cash	2,054,151	1,977,780
Investment securities available for sale, at fair value	9,621,175	9,678,103
Loans held for sale (includes $62,616 and $51,136 measured at fair value, respectively)	514,450	391,502
Loans, net of deferred fees and costs	44,353,537	43,716,353
Allowance for loan losses	(471,238)	(443,424)
Loans, net	43,882,299	43,272,929
Cash surrender value of bank-owned life insurance	1,100,114	1,089,280
Premises, equipment, and software, net	365,443	370,632
Goodwill	475,573	452,390
Other intangible assets, net	61,538	27,124
Other assets	2,580,848	2,471,638
Total assets	60,655,591	59,731,378
Deposits:
Non-interest-bearing deposits	13,565,602	15,639,899
Interest-bearing deposits	36,514,790	33,231,660
Total deposits	50,080,392	48,871,559
Federal funds purchased and securities sold under repurchase agreements	83,384	146,588
Other short-term borrowings	1,461	603,384
Long-term debt	4,021,411	4,109,597
Other liabilities	1,661,175	1,524,449
Total liabilities	55,847,823	55,255,577
Shareholders' equity:
Preferred stock - no par value; authorized 100,000,000 shares; issued 22,000,000	537,145	537,145
Common stock - $1.00 par value; authorized 342,857,143 shares; issued 170,808,134 and 170,141,492, respectively; outstanding 146,153,276 and 145,486,634, respectively	170,808	170,141
Additional paid-in capital	3,933,548	3,920,346
Treasury stock, at cost; 24,654,858 shares	(944,484)	(944,484)
Accumulated other comprehensive income (loss), net	(1,395,175)	(1,442,117)
Retained earnings	2,480,686	2,234,770
Total Synovus Financial Corp. shareholders' equity	4,782,528	4,475,801
Noncontrolling interest in subsidiary	25,240	0
Total equity	4,807,768	4,475,801
Total liabilities and equity	$ 60,655,591	$ 59,731,378
Treasury stock, shares at cost (in shares)	24,654,858	24,654,858