XML 96 R83.htm IDEA: XBRL DOCUMENT
v3.25.4

Partnerships - General Information (Details) | 1 Months Ended
--- | ---
Nov. 30, 2023
Original Equipment Manufacturing Partners |
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items] |
Joint development agreements, period | 2 years 6 months

X
- Definition Joint Development Agreements, Period + References No definition available. + Details
Name: | ses_JointDevelopmentAgreementsPeriod
Namespace Prefix: | ses_
Data Type: | xbrli:durationItemType
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 Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 808 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479402/808-10-50-1 + Details
Name: | us-gaap_CollaborativeArrangementsAndNoncollaborativeArrangementTransactionsLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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