XML 41 R26.htm IDEA: XBRL DOCUMENT
v3.24.3

ORGANIZATION, BASIS OF PRESENTATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Narrative (Details) - USD ($) $ / shares in Units, $ in Thousands | 3 Months Ended | 9 Months Ended |  |  |  |  |
--- | --- | --- | --- | --- | --- | --- | ---
Sep. 30, 2023 | Sep. 30, 2023 | Oct. 31, 2024 | Sep. 30, 2024 | Aug. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Change in Accounting Estimate [Line Items] |  |  |  |  |  |  |
Letter of credit established as a deposit |  |  |  | $ 1,500 |  |  |
Cash and cash equivalents | $ 56,514 | $ 56,514 |  | 39,201 |  | $ 45,204 | $ 100,444
Deferred revenues |  |  |  | 774 |  | $ 0 |
Genentech, Inc. | License |  |  |  |  |  |  |
Change in Accounting Estimate [Line Items] |  |  |  |  |  |  |
Deferred revenues |  |  |  | $ 800 |  |  |
Variable consideration amount |  |  |  |  | $ 1,900,000 |  |
Contract with customer liability |  |  |  |  | $ 40,000 |  |
Genentech, Inc. | License | Subsequent Event |  |  |  |  |  |  |
Change in Accounting Estimate [Line Items] |  |  |  |  |  |  |
Contract with customer liability |  |  | $ 10,000 |  |  |  |
Kite Pharma Inc | Change In Agreement Estimate, March 2023 |  |  |  |  |  |  |
Change in Accounting Estimate [Line Items] |  |  |  |  |  |  |
Increase in revenue |  | 8,900 |  |  |  |  |
Increase in net income |  | $ 8,900 |  |  |  |  |
Increased earnings per share, basic (in dollars per share) |  | $ 0.05 |  |  |  |  |
Increased earnings per share, diluted (in dollars per share) |  | 0.05 |  |  |  |  |
Kite Pharma Inc | Change In Agreement Estimate, September 2023 |  |  |  |  |  |  |
Change in Accounting Estimate [Line Items] |  |  |  |  |  |  |
Increase in revenue | 4,900 |  |  |  |  |  |
Increase in net income | $ 4,900 |  |  |  |  |  |
Increased earnings per share, basic (in dollars per share) | $ 0.03 | 0.03 |  |  |  |  |
Increased earnings per share, diluted (in dollars per share) | $ 0.03 | $ 0.03 |  |  |  |  |

X
- Definition Increase (Decrease) In Earnings Per Share, Basic + References No definition available. + Details
Name: | sgmo_IncreaseDecreaseInEarningsPerShareBasic
Namespace Prefix: | sgmo_
Data Type: | dtr-types1:perShareItemType
Balance Type: | na
Period Type: | duration

X
- Definition Increase (Decrease) In Earnings Per Share, Diluted + References No definition available. + Details
Name: | sgmo_IncreaseDecreaseInEarningsPerShareDiluted
Namespace Prefix: | sgmo_
Data Type: | dtr-types1:perShareItemType
Balance Type: | na
Period Type: | duration

X
- Definition Increase (Decrease) In Net Income (Loss) Attributable To Parent + References No definition available. + Details
Name: | sgmo_IncreaseDecreaseInNetIncomeLossAttributableToParent
Namespace Prefix: | sgmo_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Increase (Decrease) In Revenue From Contract With Customer, Excluding Assessed Tax + References No definition available. + Details
Name: | sgmo_IncreaseDecreaseInRevenueFromContractWithCustomerExcludingAssessedTax
Namespace Prefix: | sgmo_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Revenue, Remaining Performance Obligation, Variable Consideration Amount + References No definition available. + Details
Name: | sgmo_RevenueRemainingPerformanceObligationVariableConsiderationAmount
Namespace Prefix: | sgmo_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(1)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 1 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147483467/210-10-45-1 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 4 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482740/230-10-45-4 + Details
Name: | us-gaap_CashAndCashEquivalentsAtCarryingValue
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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 Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 250 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Publisher FASB -URI https://asc.fasb.org/1943274/2147483443/250-10-50-4 + Details
Name: | us-gaap_ChangeInAccountingEstimateLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479837/606-10-45-1 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 8 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479806/606-10-50-8 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479837/606-10-45-2 + Details
Name: | us-gaap_ContractWithCustomerLiability
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable, classified as current. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479837/606-10-45-1 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 8 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479806/606-10-50-8 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479837/606-10-45-2 + Details
Name: | us-gaap_ContractWithCustomerLiabilityCurrent
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The total amount of the contingent obligation under letters of credit outstanding as of the reporting date. + References No definition available. + Details
Name: | us-gaap_LettersOfCreditOutstandingAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | srt_CounterpartyNameAxis=sgmo_GenentechRocheGroupMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ProductOrServiceAxis=us-gaap_LicenseMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_SubsequentEventTypeAxis=us-gaap_SubsequentEventMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_CounterpartyNameAxis=sgmo_KitePharmaIncMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ChangeInAccountingEstimateByTypeAxis=sgmo_ChangeInAgreementEstimateMarch2023Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ChangeInAccountingEstimateByTypeAxis=sgmo_ChangeInAgreementEstimateSeptember2023Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |