Income Taxes - Schedule of Reconciliation of Statutory Federal Income Tax Rate (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2025	Dec. 31, 2024
Rate
U.S. federal statutory tax rate	21.00%	21.00%
State taxes, net of federal income tax effect	(23.30%)	3.60%
Tax credits - Research and development credits	40.60%	(564.70%)
Change in valuation allowance	53.80%	486.10%
Stock-based compensation	(47.40%)	34.80%
IRC Section 162(m) limitation	(55.00%)	29.00%
Other adjustments	(3.80%)	(15.10%)
Changes in unrecognized tax benefits	(14.00%)
Provision for income taxes	(28.10%)	(5.30%)
Amount
U.S. federal statutory tax rate	$ (96)
State taxes, net of federal income tax effect	106
Tax credits - Research and development credits	(184)
Changes in valuation allowances	(245)
Stock-based compensation	216
IRC Section 162(m) limitation	251
Other adjustments	17
Changes in unrecognized tax benefits	64
Provision for income taxes	$ 129	$ (40)

Effective Income Tax Rate Reconciliation, Nondeductible Expense, Executive Compensation, Amount

No definition available.

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Namespace Prefix:	mram_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to executive compensation nondeductible expenses.

+ References

No definition available.