XML 40 R30.htm IDEA: XBRL DOCUMENT
v3.25.3

Statements of Operations and Comprehensive Income (Loss) Components - Narrative (Details) $ in Thousands |  | 3 Months Ended | 9 Months Ended |
--- | --- | --- | --- | ---
Aug. 14, 2024 USD ($) | Sep. 30, 2025 USD ($) region | Sep. 30, 2025 USD ($) region | Dec. 31, 2024 USD ($)
Number of primary geographic regions | region |  | 3 | 3 |
Contract obligations |  | $ 2,523 | $ 2,523 | $ 2,034
Award |  |  |  |
Total amount to be collected | $ 14,600 |  |  |
Strategic award term | 2 years 6 months |  |  |
Amount billed related to agreement |  | 1,000 | 3,000 |
Other income |  | 1,200 | 2,500 |
Contract obligations |  | $ 500 | $ 500 |

X
- Definition Amount of revenue billed during period related to agreement. + References No definition available. + Details
Name: | mram_AmountBilledRelatedToAgreement
Namespace Prefix: | mram_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of revenue to be received related to agreement. + References No definition available. + Details
Name: | mram_ConsiderationToBeReceived
Namespace Prefix: | mram_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of liabilities classified as contract obligations. + References No definition available. + Details
Name: | mram_ContractObligations
Namespace Prefix: | mram_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The number of primary geographic regions the Company has sales in. + References No definition available. + Details
Name: | mram_NumberOfGeographicRegions
Namespace Prefix: | mram_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Period of time the strategic award is scheduled for, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. + References No definition available. + Details
Name: | mram_StrategicAwardTerm
Namespace Prefix: | mram_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of revenue and income classified as other. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 944 -SubTopic 605 -Name Accounting Standards Codification -Section 55 -Paragraph 14 -Publisher FASB -URI https://asc.fasb.org/1943274/2147477548/944-605-55-14 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Topic 944 -SubTopic 605 -Name Accounting Standards Codification -Section 55 -Paragraph 11 -Publisher FASB -URI https://asc.fasb.org/1943274/2147477548/944-605-55-11 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 946 -SubTopic 320 -Name Accounting Standards Codification -Section S99 -Paragraph 6 -Subparagraph (SX 210.12-14(Column E)(2)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147477271/946-320-S99-6 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 946 -SubTopic 320 -Name Accounting Standards Codification -Section S99 -Paragraph 6 -Subparagraph (SX 210.12-14(Column E)(Footnote 4)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147477271/946-320-S99-6 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Topic 946 -SubTopic 320 -Name Accounting Standards Codification -Section S99 -Paragraph 6 -Subparagraph (SX 210.12-14(Column E)(Footnote 6)(b)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147477271/946-320-S99-6 Reference 6: http://www.xbrl.org/2003/role/disclosureRef -Topic 944 -SubTopic 220 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-04(4)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147477250/944-220-S99-1 Reference 7: http://www.xbrl.org/2003/role/disclosureRef -Topic 946 -SubTopic 220 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.6-07(1)(c)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479134/946-220-S99-1 + Details
Name: | us-gaap_OtherIncome
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | us-gaap_TypeOfArrangementAxis=mram_StrategicAwardMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |