XML 75 R57.htm IDEA: XBRL DOCUMENT v3.22.0.1

Post-Retirement Benefits (Tables)

12 Months Ended

Dec. 31, 2021

SCBT Post-retirement Benefit Plan

Post-Retirement Benefits

Schedule of the plan's funded status and amounts recognized in the Company's accompanying consolidated financial statements

​

​	​	​	​	​	​	​	​	​	​	​
​	​	December 31,
(Dollars in thousands)	​	2021		​	2020		​	2019
Change in benefit obligation:		​			​			​		​
Benefit obligation at beginning of year	​	$	209	​	$	254	​	$	309	​
Interest cost	​		3	​		6	​		11	​
Actuarial loss	​		11	​		(19)	​		(33)	​
Benefits paid	​		(28)	​		(32)	​		(33)	​
Benefit obligation at end of year	​		195	​		209	​		254	​
Change in plan assets:	​	​	​	​	​	​	​	​	​	​
Fair value of plan assets at beginning of year	​		—	​		—	​		—	​
Employer contribution	​		28	​		32	​		33	​
Benefits paid	​		(28)	​		(32)	​		(33)	​
Fair value of plan assets at end of year	​		—	​		—	​		—	​
Funded status	​	$	(195)	​	$	(209)	​	$	(254)	​

Schedule of weighted average assumptions used to determine benefit obligations and net periodic benefit cost

​

​	​	​	​	​	​	​	​
​	​	Year Ended December 31,
​	​	2021	​	2020	​	2019
Weighted-average assumptions used to determine benefit obligation at December 31:							​
Discount rate		2.10	%	1.60	%	2.70	%
Weighted-average assumptions used to determine net periodic benefit cost for years ended December 31:	​	​	​	​	​	​	​
Discount rate		1.60	%	2.70	%	3.80	%
Assumed health care cost trend rates at December 31:	​	​	​	​	​	​	​
Health care cost trend rate assumed for next year		5.00	%	5.00	%	5.00	%

Schedule of components of net periodic benefit cost and other amounts recognized in other comprehensive income

​

​	​	​	​	​	​	​	​	​	​	​
​	​	Year Ended December 31,
(Dollars in thousands)	​	2021		​	2020		​	2019
Interest cost		$	3		$	6		$	11	​
Recognized net actuarial loss	​		—	​		2	​		6	​
Net periodic benefit cost	​		3	​		8	​		17	​
Net gain	​		11	​		(19)	​		(33)	​
Amortization of gain	​		—	​		(2)	​		(6)	​
Total amount recognized in other comprehensive income	​		11	​		(21)	​		(39)	​
Total recognized in net periodic benefit cost and other comprehensive income	​	$	14	​	$	(13)	​	$	(22)	​

Schedule of estimated future benefit payments (including expected future service as appropriate)

​

​	​	​	​	​
(Dollars in thousands)			​
2022	​	$	27	​
2023	​		25	​
2024	​		23	​
2025	​		22	​
2026	​		20	​
2027-2031	​		67	​
​	​	$	184	​

FFCH Post-retirement Benefit Plan

Post-Retirement Benefits

Schedule of the plan's funded status and amounts recognized in the Company's accompanying consolidated financial statements

​

​	​	​	​	​	​	​	​	​	​	​
​	​	December 31,								​
(Dollars in thousands)		2021			2020			2019		​
Change in benefit obligation:	​	​	​	​	​	​	​	​	​	​
Benefit obligation at beginning of year	​	$	2,070	​	$	2,109	​	$	2,281	​
Interest cost	​	​	31	​		54	​		82	​
Actuarial loss	​	​	(110)	​		180	​		7	​
Benefits paid	​	​	(246)	​		(285)	​		(273)	​
Less: Federal subsidy on benefits paid	​	​	9	​		12	​		12	​
Benefit obligation at end of year	​	​	1,754	​		2,070	​		2,109	​
Change in plan assets:	​	​	​	​	​	​	​	​	​	​
Fair value of plan assets at beginning of year	​	​	—	​		—	​		—	​
Employer contribution	​	​	236	​		273	​		261	​
Participants’ contributions	​	​	10	​		12	​		12	​
Benefits paid	​	​	(246)	​		(285)	​		(273)	​
Fair value of plan assets at end of year	​	​	—	​		—	​		—	​
Funded status	​	$	(1,754)	​	$	(2,070)	​	$	(2,109)	​

Schedule of weighted average assumptions used to determine benefit obligations and net periodic benefit cost

​

​	​	​	​	​	​	​	​
​	​	Year Ended December 31,
​		2021		2020	​	2019	​
Weighted-average assumptions used to determine benefit obligation at December 31:	​	​	​	​	​	​	​
Discount rate	​	2.10	%	1.60	%	2.70	%
Weighted-average assumptions used to determine net periodic benefit cost for years ended December 31:	​	​	​	​	​	​	​
Discount rate	​	1.60	%	2.70	%	3.80	%
Assumed health care cost trend rates at December 31:	​	​	​	​	​	​	​
Health care cost trend rate assumed for next year	​	5.00	%	5.00	%	5.00	%

Schedule of components of net periodic benefit cost and other amounts recognized in other comprehensive income

​

​	​	​	​	​	​	​	​	​	​	​
​	​	Year Ended December 31,
(Dollars in thousands)		2021			2020			2019
Interest cost	​	$	31	​	$	54	​	$	82	​
Recognized net actuarial loss	​	​	174	​		151	​		160	​
Net periodic benefit cost	​	​	205	​		205	​		242	​
Net (gain) loss	​	​	(110)	​		180	​		7	​
Amortization of loss	​	​	(174)	​		(151)	​		(160)	​
Total amount recognized in other comprehensive income	​	​	(284)	​		29	​		(153)	​
Total recognized in net periodic benefit cost and other comprehensive income	​	$	(79)	​	$	234	​	$	89	​

Schedule of estimated future benefit payments (including expected future service as appropriate)

​

​	​	​	​	​
(Dollars in thousands)			​
2022	​	$	216	​
2023	​		203	​
2024	​		189	​
2025	​		174	​
2026	​		159	​
2027-2031	​		583	​
​	​	$	1,524	​

X

- Definition

Tabular disclosure of amount recognized in net periodic benefit cost and other comprehensive income (loss) for the period for pension plans and/or other employee benefit plans.

+ References

No definition available.

+ Details

Name:	ssb_ScheduleOfNetBenefitCostsAndAmountsRecognizedInOtherComprehensiveIncomeLossTableTextBlock
Namespace Prefix:	ssb_
Data Type:	dtr-types:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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

X

- Definition

Tabular disclosure of assumption used to determine benefit obligation and net periodic benefit cost of defined benefit plan. Includes, but is not limited to, discount rate, rate of compensation increase, expected long-term rate of return on plan assets and interest crediting rate.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (k)
-URI http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920

+ Details

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

X

- Definition

Tabular disclosure of benefits expected to be paid by pension plans and/or other employee benefit plans in each of the next five fiscal years and in the aggregate for the five fiscal years thereafter.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (f)
-URI http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920

+ Details

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

X

- Definition

Tabular disclosure of net funded status of pension plans and/or other employee benefit plans.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920

+ Details

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

X

- Details

Name:	us-gaap_RetirementPlanTypeAxis=ssb_SCBTPostretirementBenefitPlansDefinedBenefitMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_RetirementPlanTypeAxis=ssb_FFCHPostretirementBenefitPlansDefinedBenefitMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: