XML 60 R47.htm IDEA: XBRL DOCUMENT v3.21.1

Loan Servicing, Mortgage Origination, and Loans Held for Sale (Tables)

3 Months Ended

Mar. 31, 2021

Loan Servicing, Mortgage Origination, and Loans Held for Sale

Summary of changes in the fair value of MSRs and its offsetting hedge

​

​	​	​	​	​	​	​	​	​
​	​	Three Months Ended					​
(Dollars in thousands)		March 31, 2021			March 31, 2020			​
Increase (decrease) in fair value of MSRs	​	$	8,076	​	$	(4,919)	​	​
Decay of MSRs	​		(4,561)	​		(1,204)	​	​
Loss related to derivatives	​	​	(6,404)	​	​	9,607	​	​
Net effect on statements of income	​	$	(2,889)	​	$	3,484	​	​

Schedule of characteristics and sensitivity analysis of the MSR

The characteristics and sensitivity analysis of the MSRs are included in the following table.

​

​	​	​	​	​	​	​	​	​	​
​	​	March 31,		​	​	December 31,		​	​
(Dollars in thousands)		2021				2020
Composition of residential loans serviced for others	​	​	​	​	​	​	​	​	​
Fixed-rate mortgage loans	​	​	99.9	%	​	​	99.9	%	​
Adjustable-rate mortgage loans	​	​	0.1	%	​	​	0.1	%	​
Total	​	​	100.0	%	​	​	100.0	%	​
Weighted average life	​	​	7.11	years	​	​	6.10	years	​
Constant Prepayment rate (CPR)	​	​	9.5	%	​	​	12.3	%	​
Weighted average discount rate	​	​	9.0	%	​	​	9.0	%	​
Effect on fair value due to change in interest rates	​	​	​	​	​	​	​	​	​
25 basis point increase	​	$	2,603	​	​	$	2,744	​	​
50 basis point increase	​	​	4,970	​	​	​	5,520	​	​
25 basis point decrease	​	​	(2,782)	​	​	​	(2,497)	​	​
50 basis point decrease	​	​	(4,288)	​	​	​	(4,114)	​	​

X

- References

No definition available.

+ Details

Name:	ssb_LoansHeldForSaleLoanServicingAndMortgageOriginationDisclosureAbstract
Namespace Prefix:	ssb_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Tabular disclosure of changes in the fair value of Mortgage Servicing Rights (MSRs) and its offsetting hedge.

+ References

No definition available.

+ Details

Name:	ssb_ScheduleOfChangesInFairValueOfMortgageServicingRightsAndOffsettingHedgeTableTextBlock
Namespace Prefix:	ssb_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Tabular disclosure related to composition of residential mortgages serviced for others, characteristics and sensitivity analysis of the mortgage servicing rights.

+ References

No definition available.

+ Details

Name:	ssb_ScheduleOfCompositionOfResidentialMortgagesServicedForOthersAndCharacteristicsAndSensitivityAnalysisOfMortgageServicingRightsTableTextBlock
Namespace Prefix:	ssb_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration