XML 65 R52.htm IDEA: XBRL DOCUMENT
v3.21.1

Mergers and Acquisitions - CSFL Narrative (Details) $ in Thousands |  | 3 Months Ended
--- | --- | ---
Jun. 07, 2020 USD ($) shares | Mar. 31, 2021 USD ($) | Dec. 31, 2020 USD ($) | Mar. 31, 2020 USD ($)
Mergers and Acquisitions |  |  |  |
Goodwill |  | $ 1,579,758 | $ 1,563,942 |
CSFL |  |  |  |
Mergers and Acquisitions |  |  |  |
Shares of the common stock in exchange for each share | 0.3001 |  |  |
Number of shares issued as consideration | shares | 37,271,069 |  |  |
Purchase price | $ 2,256,708 |  |  |
Value of the conversion of outstanding stock options and restricted stock | 15,500 |  |  |
Purchased price decreased |  |  | $ 5,200 |
Stock option conversion | 2,900 |  |  |
Loans at fair value acquired | 12,950,583 |  |  |
Loans at fair value acquired after initial fair value adjustment | 13,000,000 |  |  |
Estimated discount on loans | $ 239,500 |  |  |
Estimated discount on loans (as a percent) | 1.82% |  |  |
Fair value adjustment on loans acquired |  | 29,800 |  |
Loans acquired as a percentage of total loans | 113.90% |  |  |
Credit deficiencies that were identified as Purchased Credit Deteriorated ("PCD") loans. | $ 3,100,000 |  |  |
Estimated fair value of intangible asset | 140,862 |  |  |
Goodwill | 561,042 | 561,000 |  |
Acquisition costs |  | 10,000 |  | $ 4,100
CSFL | Core Deposits |  |  |  |
Mergers and Acquisitions |  |  |  |
Estimated fair value of intangible asset | $ 125,900 |  |  |
Estimated economic life of intangible asset | 10 years |  |  |
Subsequent Fair Value Adjustments | CSFL |  |  |  |
Mergers and Acquisitions |  |  |  |
Loans at fair value acquired | $ 29,834 |  |  |
Estimated fair value of intangible asset | 10,000 | 10,000 |  |
Goodwill | $ (39,441) | $ 39,400 |  |

X
- Definition Represents the value of stock options of the acquired entity converted as a part of consideration for acquisition. + References No definition available. + Details
Name: | ssb_BusinessAcquisitionCostOfAcquiredEntityConversionOfStockOptions
Namespace Prefix: | ssb_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Represents the fixed exchange ratio per share of acquirer's shares to be received in exchange for shares of acquiree entity. + References No definition available. + Details
Name: | ssb_BusinessAcquisitionEquityInterestsIssuedOrIssuableNumberOfSharesIssuedExchangeRatio
Namespace Prefix: | ssb_
Data Type: | xbrli:pureItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of consideration decreased during the period. + References No definition available. + Details
Name: | ssb_BusinessCombinationConsiderationDecreased
Namespace Prefix: | ssb_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The amount of credit deficiencies that were identified as Purchased Credit Deteriorated ("PCD") loans recognized as of the acquisition date. + References No definition available. + Details
Name: | ssb_BusinessCombinationCreditDeficienciesIdentifiedAsPurchasedCreditDeterioratedPcdLoans.
Namespace Prefix: | ssb_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The percentage of loans acquired as a percentage of total loans. + References No definition available. + Details
Name: | ssb_BusinessCombinationLoansAcquiredAsPercentageOfTotalLoans
Namespace Prefix: | ssb_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition The amount of estimated discount on loans as of the acquisition date. + References No definition available. + Details
Name: | ssb_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedEstimatedDiscountOnLoans
Namespace Prefix: | ssb_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The percentage of estimated discount on loans as of the acquisition date. + References No definition available. + Details
Name: | ssb_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedEstimatedDiscountOnLoansPercentage
Namespace Prefix: | ssb_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition The amount of fair value adjustment on loans acquired. + References No definition available. + Details
Name: | ssb_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedFairValueAdjustment
Namespace Prefix: | ssb_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The amount of loans receivable recognized as of the acquisition date. + References No definition available. + Details
Name: | ssb_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLoansReceivable
Namespace Prefix: | ssb_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The amount of loans receivable recognized as of the acquisition date after initial adjustment. + References No definition available. + Details
Name: | ssb_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLoansReceivableNetInitialAdjustment
Namespace Prefix: | ssb_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of consideration transferred, consisting of acquisition-date fair value of the conversion of outstanding stock options and restricted stock. + References No definition available. + Details
Name: | ssb_BusinessCombinationValueOfConversionOfOutstandingStockOptionsAndRestrictedStock
Namespace Prefix: | ssb_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (a)(3) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16265-109275 + Details
Name: | us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife
Namespace Prefix: | us-gaap_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of shares of equity interests issued or issuable to acquire entity. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (b)(4) -URI http://asc.fasb.org/extlink&oid=120321790&loc=d3e6927-128479 + Details
Name: | us-gaap_BusinessAcquisitionEquityInterestsIssuedOrIssuableNumberOfSharesIssued
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
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_BusinessAcquisitionLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition This element represents acquisition-related costs incurred to effect a business combination which costs have been expensed during the period. Such costs include finder's fees; advisory, legal, accounting, valuation, and other professional or consulting fees; general administrative costs, including the costs of maintaining an internal acquisitions department; and may include costs of registering and issuing debt and equity securities. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 25 -Paragraph 23 -URI http://asc.fasb.org/extlink&oid=116868678&loc=d3e1043-128460 + Details
Name: | us-gaap_BusinessCombinationAcquisitionRelatedCosts
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 30 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=116859721&loc=d3e6613-128477 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=120321790&loc=d3e6927-128479 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 30 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=116859721&loc=d3e6578-128477 + Details
Name: | us-gaap_BusinessCombinationConsiderationTransferred1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The amount of identifiable intangible assets recognized as of the acquisition date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 55 -Paragraph 37 -URI http://asc.fasb.org/extlink&oid=121600890&loc=d3e2207-128464 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=121647850&loc=d3e4845-128472 + Details
Name: | us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(10)(1)) -URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=120320667&loc=SL49117168-202975 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=99380562&loc=d3e13770-109266 + Details
Name: | us-gaap_Goodwill
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=ssb_CenterstateBankCorporationMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis=us-gaap_CoreDepositsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementScenarioAxis=ssb_SubsequentFairValueAdjustmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |