XML 33 R22.htm IDEA: XBRL DOCUMENT v3.25.3

Loans and Allowance for Loan Losses (Tables)

9 Months Ended

Sep. 30, 2025

Receivables [Abstract]

Schedule of Current, Accruing Past Due, and Non-Accrual Loans by Portfolio Class

The following tables provide a summary of current, accruing past due, and non-accrual loans by portfolio class as of September 30, 2025 and December 31, 2024.

			September 30, 2025
(in thousands)			Current						Accruing 30-89 Days Past Due						Accruing 90 Days or Greater Past Due						Total Accruing Past Due						Non-accrual with an ALL						Non-accrual without an ALL						Total
Commercial, financial and agricultural			$	15,263,978					$	5,155					$	1,995					$	7,150					$	84,282					$	4,813					$	15,360,223
Owner-occupied			7,853,267						5,702						—						5,702						9,420						357						7,868,746
Total commercial and industrial			23,117,245						10,857						1,995						12,852						93,702						5,170						23,228,969
Investment properties			11,424,644						1,652						—						1,652						34,768						1,043						11,462,107
1-4 family properties			545,699						484						—						484						2,144						—						548,327
Land and development			258,154						440						—						440						712						—						259,306
Total commercial real estate			12,228,497						2,576						—						2,576						37,624						1,043						12,269,740
Consumer mortgages			5,186,944						5,746						—						5,746						44,414						579						5,237,683
Home equity			1,811,056						10,106						164						10,270						20,189						611						1,842,126
Credit cards			173,199						1,526						1,642						3,168						—						—						176,367
Other consumer loans			982,783						9,571						—						9,571						5,995						—						998,349
Total consumer			8,153,982						26,949						1,806						28,755						70,598						1,190						8,254,525
Loans, net of deferred fees and costs(1)(2)			$	43,499,724					$	40,382					$	3,801					$	44,183					$	201,924					$	7,403					$	43,753,234

                                                                                                                                                                                                                                                                                                                                                                        

			December 31, 2024
(in thousands)			Current						Accruing 30-89 Days Past Due						Accruing 90 Days or Greater Past Due						Total Accruing Past Due						Non-accrual with an ALL						Non-accrual without an ALL						Total
Commercial, financial and agricultural			$	14,352,839					$	12,947					$	10,332					$	23,279					$	98,145					$	24,729					$	14,498,992
Owner-occupied			7,754,052						7,700						36,005						43,705						21,119						13,261						7,832,137
Total commercial and industrial			22,106,891						20,647						46,337						66,984						119,264						37,990						22,331,129
Investment properties			11,105,168						2,006						—						2,006						74,030						—						11,181,204
1-4 family properties			541,897						1,636						—						1,636						2,385						—						545,918
Land and development			284,793						1,113						202						1,315						1,389						—						287,497
Total commercial real estate			11,931,858						4,755						202						4,957						77,804						—						12,014,619
Consumer mortgages			5,228,580						9,362						—						9,362						50,834						—						5,288,776
Home equity			1,800,614						13,131						177						13,308						17,365						—						1,831,287
Credit cards			182,435						1,573						1,863						3,436						—						—						185,871
Other consumer loans			940,608						10,818						13						10,831						5,907						—						957,346
Total consumer			8,152,237						34,884						2,053						36,937						74,106						—						8,263,280
Loans, net of deferred fees and costs(1)(2)			$	42,190,986					$	60,286					$	48,592					$	108,878					$	271,174					$	37,990					$	42,609,028

(1) The amortized cost basis of loans, net of deferred fees and costs excludes accrued interest receivable of $216.3 million and $217.1 million at September 30, 2025 and December 31, 2024, respectively, which is presented as a component of other assets on the consolidated balance sheets.

(2) Loans are presented net of deferred loan fees and costs totaling $41.0 million and $34.1 million at September 30, 2025 and December 31, 2024, respectively.

Schedule of Loan Portfolio Class by Risk Grade and Origination Year

The following table summarizes each loan portfolio class by risk grade and origination year as of September 30, 2025 and December 31, 2024 as required under CECL.

			September 30, 2025
			Term Loans Amortized Cost Basis by Origination Year																																				Revolving Loans
(in thousands)			2025						2024						2023						2022						2021						Prior						Amortized Cost Basis						Converted to Term Loans						Total
Commercial, financial and agricultural
Pass			$	1,334,232					$	1,230,065					$	858,946					$	687,395					$	1,020,047					$	2,013,791					$	7,518,116					$	100,721					$	14,763,313
Special Mention			1,483						36,679						7,102						4,784						10,467						5,689						86,299						1,586						154,089
Substandard			23,326						44,252						21,194						55,089						10,339						44,949						236,224						—						435,373
Doubtful			—						485						—						—						5,911						—						482						—						6,878
Loss			—						—						—						—						—						—						570						—						570
Total commercial, financial and agricultural			1,359,041						1,311,481						887,242						747,268						1,046,764						2,064,429						7,841,691						102,307						15,360,223
Current YTD Period:
Gross charge-offs			673						10,635						4,101						1,179						685						2,309						14,730						—						34,312
Owner-occupied
Pass			863,602						777,456						855,400						1,380,744						1,086,203						1,929,582						689,783						—						7,582,770
Special Mention			—						—						1,675						48,759						28,686						18,519						—						—						97,639
Substandard			3,886						2,789						19,598						47,696						19,716						88,071						6,581						—						188,337
Total owner-occupied			867,488						780,245						876,673						1,477,199						1,134,605						2,036,172						696,364						—						7,868,746
Current YTD Period:
Gross charge-offs			—						—						89						364						—						3,463						—						—						3,916
Total commercial and industrial			2,226,529						2,091,726						1,763,915						2,224,467						2,181,369						4,100,601						8,538,055						102,307						23,228,969
Current YTD Period:
Gross charge-offs			$	673					$	10,635					$	4,190					$	1,543					$	685					$	5,772					$	14,730					$	—					$	38,228
Investment properties
Pass			1,472,274						991,058						719,592						2,940,576						1,929,505						2,782,514						137,662						—						10,973,181
Special Mention			15,681						4,509						5,009						213,604						123,914						32,643						—						—						395,360
Substandard			3,113						1,321						5,835						9,404						41,750						32,138						—						—						93,561
Loss			—						—						—						—						—						5						—						—						5
Total investment properties			1,491,068						996,888						730,436						3,163,584						2,095,169						2,847,300						137,662						—						11,462,107
Current YTD Period:
Gross charge-offs			—						—						—						206						18,544						—						—						—						18,750
1-4 family properties
Pass			141,900						96,500						57,123						79,910						74,215						63,675						26,206						—						539,529
Special Mention			193						—						750						779						—						119						—						—						1,841
Substandard			375						995						346						2,028						251						2,962						—						—						6,957
Total 1-4 family properties			142,468						97,495						58,219						82,717						74,466						66,756						26,206						—						548,327
Current YTD Period:
Gross charge-offs			—						—						110						129						—						5						—						—						244

			September 30, 2025
			Term Loans Amortized Cost Basis by Origination Year																																				Revolving Loans
(in thousands)			2025						2024						2023						2022						2021						Prior						Amortized Cost Basis						Converted to Term Loans						Total
Land and development
Pass			43,901						49,035						28,375						33,199						23,312						56,313						22,429						—						256,564
Special Mention			—						—						704						—						—						267						—						—						971
Substandard			—						—						992						—						46						733						—						—						1,771
Total land and development			43,901						49,035						30,071						33,199						23,358						57,313						22,429						—						259,306
Current YTD Period:
Gross charge-offs			—						—						217						—						—						—						—						—						217
Total commercial real estate			1,677,437						1,143,418						818,726						3,279,500						2,192,993						2,971,369						186,297						—						12,269,740
Current YTD Period:
Gross charge-offs			$	—					$	—					$	327					$	335					$	18,544					$	5					$	—					$	—					$	19,211
Consumer mortgages
Pass			371,832						423,243						610,239						622,005						874,524						2,271,659						—						—						5,173,502
Substandard			380						386						3,051						6,326						7,204						46,797						—						—						64,144
Loss			—						—						—						—						—						37						—						—						37
Total consumer mortgages			372,212						423,629						613,290						628,331						881,728						2,318,493						—						—						5,237,683
Current YTD Period:
Gross charge-offs			—						—						4						153						254						1,197						—						—						1,608
Home equity
Pass			—						—						—						—						—						—						1,414,984						401,966						1,816,950
Substandard			—						—						—						—						—						—						14,102						9,733						23,835
Loss			—						—						—						—						—						—						689						652						1,341
Total home equity			—						—						—						—						—						—						1,429,775						412,351						1,842,126
Current YTD Period:
Gross charge-offs			—						—						—						—						—						—						8						168						176
Credit cards
Pass			—						—						—						—						—						—						174,725						—						174,725
Substandard			—						—						—						—						—						—						480						—						480
Loss			—						—						—						—						—						—						1,162						—						1,162
Total credit cards			—						—						—						—						—						—						176,367						—						176,367
Current YTD Period:
Gross charge-offs			—						—						—						—						—						—						5,107						—						5,107
Other consumer loans
Pass			185,915						98,124						63,872						89,890						108,887						135,810						308,754						—						991,252
Substandard			395						928						955						1,337						2,127						1,298						57						—						7,097
Total other consumer loans			186,310						99,052						64,827						91,227						111,014						137,108						308,811						—						998,349
Current YTD Period:
Gross charge-offs			791						2,695						3,686						1,979						3,066						4,061						922						—						17,200
Total consumer			558,522						522,681						678,117						719,558						992,742						2,455,601						1,914,953						412,351						8,254,525
Current YTD Period:
Gross charge-offs			$	791					$	2,695					$	3,690					$	2,132					$	3,320					$	5,258					$	6,037					$	168					$	24,091
Loans, net of deferred fees and costs			$	4,462,488					$	3,757,825					$	3,260,758					$	6,223,525					$	5,367,104					$	9,527,571					$	10,639,305					$	514,658					$	43,753,234
Current YTD Period:
Gross charge-offs			$	1,464					$	13,330					$	8,207					$	4,010					$	22,549					$	11,035					$	20,767					$	168					$	81,530

			December 31, 2024
			Term Loans Amortized Cost Basis by Origination Year																																				Revolving Loans
(in thousands)			2024						2023						2022						2021						2020						Prior						Amortized Cost Basis						Converted to Term Loans						Total
Commercial, financial and agricultural
Pass			$	1,200,861					$	1,001,989					$	739,134					$	1,195,316					$	629,109					$	1,586,291					$	7,372,228					$	81,796					$	13,806,724
Special Mention			1,555						20,255						17,775						18,403						2,464						36,817						158,968						—						256,237
Substandard			20,920						12,397						59,487						14,694						39,482						17,028						258,070						493						422,571
Doubtful			—						—						—						5,911						—						1,869						5,145						—						12,925
Loss			—						—						—						—						—						—						535						—						535
Total commercial, financial and agricultural			1,223,336						1,034,641						816,396						1,234,324						671,055						1,642,005						7,794,946						82,289						14,498,992
Current YTD Period:
Gross charge-offs			7,696						16,499						3,786						8,787						997						4,413						53,736						—						95,914
Owner-occupied
Pass			691,899						981,593						1,468,946						1,220,421						872,744						1,621,387						619,519						—						7,476,509
Special Mention			1,099						2,466						65,733						5,397						34,244						12,621						—						—						121,560
Substandard			2,568						5,838						34,147						20,698						49,766						65,147						55,904						—						234,068
Total owner-occupied			695,566						989,897						1,568,826						1,246,516						956,754						1,699,155						675,423						—						7,832,137
Current YTD Period:
Gross charge-offs			—						76						543						304						1,567						17,558						3,426						—						23,474
Total commercial and industrial			1,918,902						2,024,538						2,385,222						2,480,840						1,627,809						3,341,160						8,470,369						82,289						22,331,129
Current YTD Period:
Gross charge-offs			$	7,696					$	16,575					$	4,329					$	9,091					$	2,564					$	21,971					$	57,162					$	—					$	119,388
Investment properties
Pass			769,775						642,808						3,306,914						2,406,325						898,363						2,405,650						227,460						—						10,657,295
Special Mention			4,583						2,211						97,443						200,780						—						68,559						—						—						373,576
Substandard			—						1,689						10,093						83,795						1,466						13,884						—						—						110,927
Doubtful			—						—						—						39,401						—						—						—						—						39,401
Loss			—						—						—						—						—						5						—						—						5
Total investment properties			774,358						646,708						3,414,450						2,730,301						899,829						2,488,098						227,460						—						11,181,204
Current YTD Period:
Gross charge-offs			—						—						527						4,752						—						4,602						—						—						9,881
1-4 family properties
Pass			159,008						79,094						95,050						81,630						28,845						53,167						40,133						—						536,927
Special Mention			—						—						1,060						663						169						1,300						—						—						3,192
Substandard			919						840						1,618						233						287						1,857						45						—						5,799
Total 1-4 family properties			159,927						79,934						97,728						82,526						29,301						56,324						40,178						—						545,918
Current YTD Period:
Gross charge-offs			—						103						—						—						—						143						—						—						246
Land and development
Pass			55,564						87,465						54,214						26,002						4,933						41,749						14,798						—						284,725
Special Mention			—						138						—						25						—						390						—						—						553
Substandard			—						1,347						—						—						153						719						—						—						2,219
Total land and development			55,564						88,950						54,214						26,027						5,086						42,858						14,798						—						287,497
Current YTD Period:
Gross charge-offs			—						—						—						—						35						22						—						—						57
Total commercial real estate			989,849						815,592						3,566,392						2,838,854						934,216						2,587,280						282,436						—						12,014,619
Current YTD Period:
Gross charge-offs			$	—					$	103					$	527					$	4,752					$	35					$	4,767					$	—					$	—					$	10,184

			December 31, 2024
			Term Loans Amortized Cost Basis by Origination Year																																				Revolving Loans
(in thousands)			2024						2023						2022						2021						2020						Prior						Amortized Cost Basis						Converted to Term Loans						Total
Consumer mortgages
Pass			$	457,176					$	681,844					$	670,652					$	947,395					$	1,119,610					$	1,341,463					$	25					$	—					$	5,218,165
Substandard			190						1,872						5,590						7,117						17,918						37,895						—						—						70,582
Loss			—						—						—						—						—						29						—						—						29
Total consumer mortgages			457,366						683,716						676,242						954,512						1,137,528						1,379,387						25						—						5,288,776
Current YTD Period:
Gross charge-offs			—						11						—						3						30						122						—						—						166
Home equity
Pass			—						—						—						—						—						—						1,386,370						424,891						1,811,261
Substandard			—						—						—						—						—						—						11,464						7,729						19,193
Loss			—						—						—						—						—						—						554						279						833
Total home equity			—						—						—						—						—						—						1,398,388						432,899						1,831,287
Current YTD Period:
Gross charge-offs			—						—						—						—						—						—						230						106						336
Credit cards
Pass			—						—						—						—						—						—						184,061						—						184,061
Substandard			—						—						—						—						—						—						701						—						701
Loss			—						—						—						—						—						—						1,109						—						1,109
Total credit cards			—						—						—						—						—						—						185,871						—						185,871
Current YTD Period:
Gross charge-offs			—						—						—						—						—						—						7,153						—						7,153
Other consumer loans
Pass			150,051						81,087						119,274						144,297						78,961						91,802						284,801						—						950,273
Substandard			310						1,046						1,298						2,692						1,132						524						59						—						7,061
Loss			—						—						—						—						—						—						12						—						12
Total other consumer loans			150,361						82,133						120,572						146,989						80,093						92,326						284,872						—						957,346
Current YTD Period:
Gross charge-offs			576						3,740						4,840						7,601						2,140						2,509						2,315						—						23,721
Total consumer			607,727						765,849						796,814						1,101,501						1,217,621						1,471,713						1,869,156						432,899						8,263,280
Current YTD Period:
Gross charge-offs			$	576					$	3,751					$	4,840					$	7,604					$	2,170					$	2,631					$	9,698					$	106					$	31,376
Loans, net of deferred fees and costs			$	3,516,478					$	3,605,979					$	6,748,428					$	6,421,195					$	3,779,646					$	7,400,153					$	10,621,961					$	515,188					$	42,609,028
Current YTD Period:
Gross charge-offs			$	8,272					$	20,429					$	9,696					$	21,447					$	4,769					$	29,369					$	66,860					$	106					$	160,948

Schedule of Rollforward of Allowance for Loan Losses

The following tables detail the changes in the ALL by loan segment for the three and nine months ended September 30, 2025 and 2024. During the three and nine months ended September 30, 2025 and 2024, Synovus had no significant transfers to loans held for sale.

			As Of and For the Three Months Ended September 30, 2025
(in thousands)			Commercial & Industrial						Commercial Real Estate						Consumer						Total
Allowance for loan losses:
Beginning balance at June 30, 2025			$	205,240					$	117,739					$	141,852					$	464,831
Charge-offs			(11,648)						(384)						(7,937)						(19,969)
Recoveries			1,962						53						2,727						4,742
Provision for (reversal of) loan losses			13,468						5,989						460						19,917
Ending balance at September 30, 2025			$	209,022					$	123,397					$	137,102					$	469,521
			As Of and For the Three Months Ended September 30, 2024
(in thousands)			Commercial & Industrial						Commercial Real Estate						Consumer						Total
Allowance for loan losses:
Beginning balance at June 30, 2024			$	220,730					$	141,680					$	122,691					$	485,101
Charge-offs			(21,484)						(5,833)						(6,789)						(34,106)
Recoveries			5,094						333						1,627						7,054
Provision for (reversal of) loan losses			(4,272)						7,408						23,800						26,936
Ending balance at September 30, 2024			$	200,068					$	143,588					$	141,329					$	484,985
			As Of and For the Nine Months Ended September 30, 2025
(in thousands)			Commercial & Industrial						Commercial Real Estate						Consumer						Total
Allowance for loan losses:
Beginning balance at December 31, 2024			$	210,525					$	134,021					$	142,299					$	486,845
Charge-offs			(38,228)						(19,211)						(24,091)						(81,530)
Recoveries			17,674						1,172						7,791						26,637
Provision for (reversal of) loan losses			19,051						7,415						11,103						37,569
Ending balance at September 30, 2025			$	209,022					$	123,397					$	137,102					$	469,521
			As Of and For the Nine Months Ended September 30, 2024
(in thousands)			Commercial & Industrial						Commercial Real Estate						Consumer						Total
Allowance for loan losses:
Beginning balance at December 31, 2023			$	218,970					$	133,758					$	126,657					$	479,385
Charge-offs			(93,806)						(9,807)						(23,352)						(126,965)
Recoveries			12,971						1,562						6,539						21,072
Provision for (reversal of) loan losses			61,933						18,075						31,485						111,493
Ending balance at September 30, 2024			$	200,068					$	143,588					$	141,329					$	484,985

Schedule of Amortized Cost of FDM Loans by Loan Portfolio Class and Financial Effect of Loan Modifications and Current, Accruing Past Due, and Non-Accrual Loans on an Amortized Cost Basis by Loan Portfolio Class

The following tables present the amortized cost of FDM loans by loan portfolio class that were modified during the three and nine months ended September 30, 2025 and 2024. Tables within this section exclude loans that were paid-off or are otherwise no longer in the loan portfolio as of the period end.

			Three Months Ended September 30, 2025
(in thousands)			Interest Rate Reduction						Term Extension												Payment Delay						Interest Rate Reduction and Term Extension												Total						Percentage of Total by Financing Class
Commercial, financial and agricultural			$	—					$	1,680											$	—					$	86											$	1,766					—		%
Owner-occupied			—						4,031												—						—												4,031						0.1
Total commercial and industrial			—						5,711												—						86												5,797						—
Investment properties			—						2,195												—						—												2,195						—
Total commercial real estate			—						2,195												—						—												2,195						—
Consumer mortgages			—						—												3,241						—												3,241						0.1
Other consumer loans			24						1,580												—						—												1,604						0.2
Total consumer			24						1,580												3,241						—												4,845						0.1
Total FDMs			$	24					$	9,486											$	3,241					$	86											$	12,837					—		%
			Nine Months Ended September 30, 2025
(in thousands)			Interest Rate Reduction						Term Extension												Payment Delay						Interest Rate Reduction and Term Extension												Total						Percentage of Total by Financing Class
Commercial, financial and agricultural			$	—					$	20,117											$	21,472					$	86											$	41,675					0.3		%
Owner-occupied			—						4,031												—						—												4,031						0.1
Total commercial and industrial			—						24,148												21,472						86												45,706						0.2
Investment properties			—						2,195												—						138												2,333						—
Total commercial real estate			—						2,195												—						138												2,333						—
Consumer mortgages			—						—												11,361						—												11,361						0.2
Other consumer loans			229						2,987												18						27												3,261						0.3
Total consumer			229						2,987												11,379						27												14,622						0.2
Total FDMs			$	229					$	29,330											$	32,851					$	251											$	62,661					0.1		%

			Three Months Ended September 30, 2024
(in thousands)			Interest Rate Reduction						Term Extension												Payment Delay						Interest Rate Reduction and Term Extension												Total						Percentage of Total by Financing Class
Investment properties			$	74,269					$	—											$	—					$	—											$	74,269					0.7		%
Total commercial real estate			74,269						—												—						—												74,269						0.6
Other consumer loans			24						118												—						10												152						—
Total consumer			24						118												—						10												152						—
Total FDMs			$	74,293					$	118											$	—					$	10											$	74,421					0.2		%
			Nine Months Ended September 30, 2024
(in thousands)			Interest Rate Reduction						Term Extension												Payment Delay						Interest Rate Reduction and Term Extension												Total						Percentage of Total by Financing Class
Commercial, financial and agricultural			$	—					$	7,130											$	—					$	—											$	7,130					—		%
Owner-occupied			—						188												—						—												188						—
Total commercial and industrial			—						7,318												—						—												7,318						—
Investment properties			74,269						2,227												—						—												76,496						0.7
Total commercial real estate			74,269						2,227												—						—												76,496						0.6
Consumer mortgages			122						—												209						—												331						—
Other consumer loans			197						553												—						10												760						0.1
Total consumer			319						553												209						10												1,091						—
Total FDMs			$	74,588					$	10,098											$	209					$	10											$	84,905					0.2		%

The following tables present the financial effect of loan modifications made to borrowers experiencing financial difficulty during the three and nine months ended September 30, 2025 and 2024.

									Three Months Ended September 30, 2025																		Nine Months Ended September 30, 2025
(dollars in thousands)									Weighted Average Interest Rate Reduction						Weighted Average Term Extension (in months)						Weighted Average Payment Delay (in months)												Weighted Average Interest Rate Reduction						Weighted Average Term Extension (in months)						Weighted Average Payment Delay (in months)
Commercial, financial and agricultural									1.8		%				4						—												1.8		%				8						14
Owner-occupied									—						—						—												—						4						—
Investment properties									—						33						—												2.0						32						—
Consumer mortgages									—						—						4												—						—						5
Other consumer loans									6.0						48						—												2.8						136						12

									Three Months Ended September 30, 2024																					Nine Months Ended September 30, 2024
(dollars in thousands)									Weighted Average Interest Rate Reduction						Weighted Average Term Extension (in months)																		Weighted Average Interest Rate Reduction						Weighted Average Term Extension (in months)						Weighted Average Payment Deferral (in months)
Commercial, financial and agricultural									—		%				—																		—		%				12						—
Owner-occupied									—						—																		—						60						—
Investment properties									1.2						—																		1.2						12						—
Consumer mortgages									—						—																		2.3						—						7
Other consumer loans									7.2						57																		4.5						70						—

The following tables provide a summary of current, accruing past due, and non-accrual loans on an amortized cost basis by loan portfolio class that have been modified during the 12 months prior to September 30, 2025 and September 30, 2024, respectively.

			As of September 30, 2025
(in thousands)			Current						Accruing 30-89 Days Past Due																		Non-accrual						Total
Commercial, financial and agricultural			$	41,562					$	—																	$	816					$	42,378
Owner-occupied			4,031						—																		—						4,031
Total commercial and industrial			45,593						—																		816						46,409
Investment properties			2,333						—																		—						2,333
Total commercial real estate			2,333						—																		—						2,333
Consumer mortgages			1,501						—																		11,511						13,012
Other consumer loans			2,789						139																		375						3,303
Total consumer			4,290						139																		11,886						16,315
Total FDMs			$	52,216					$	139																	$	12,702					$	65,057

			As of September 30, 2024
(in thousands)			Current						Accruing 30-89 Days Past Due																		Non-accrual						Total
Commercial, financial and agricultural			$	26,239					$	1,005																	$	355					$	27,599
Owner-occupied			2,745						—																		250						2,995
Total commercial and industrial			28,984						1,005																		605						30,594
Investment properties			44,100						—																		32,397						76,497
Total commercial real estate			44,100						—																		32,397						76,497
Consumer mortgages			—						—																		331						331
Other consumer loans			539						106																		229						874
Total consumer			539						106																		560						1,205
Total FDMs			$	73,623					$	1,111																	$	33,562					$	108,296

X

- Definition

Loan Portfolio Credit Exposure [Table Text Block]

+ References

No definition available.

+ Details

Name:	syn_LoanPortfolioCreditExposureTableTextBlock
Namespace Prefix:	syn_
Data Type:	dtr-types:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Tabular disclosure of allowance for credit loss on financing receivable.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 13
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479319/326-20-50-13

+ Details

Name:	us-gaap_AllowanceForCreditLossesOnFinancingReceivablesTableTextBlock
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- References

No definition available.

+ Details

Name:	us-gaap_ReceivablesAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Tabular disclosure of financing receivable on nonaccrual status.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 16
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479319/326-20-50-16

+ Details

Name:	us-gaap_ScheduleOfFinancingReceivablesNonAccrualStatusTableTextBlock
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Tabular disclosure of financing receivable modified for debtor experiencing financial difficulty.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 42
-Subparagraph (a)(1)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481962/310-10-50-42

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 42
-Subparagraph (a)(2)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481962/310-10-50-42

Reference 3: http://www.xbrl.org/2003/role/exampleRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 55
-Paragraph 12A
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481933/310-10-55-12A

Reference 4: http://fasb.org/us-gaap/role/ref/otherTransitionRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 34
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481962/310-10-50-34

Reference 5: http://fasb.org/us-gaap/role/ref/otherTransitionRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 33
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481962/310-10-50-33

+ Details

Name:	us-gaap_TroubledDebtRestructuringsOnFinancingReceivablesTableTextBlock
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:textBlockItemType
Balance Type:	na
Period Type:	duration