XML 80 R71.htm IDEA: XBRL DOCUMENT v3.25.3

Early Termination And Other Charges - Additional Information (Detail) $ in Thousands	9 Months Ended
	Sep. 30, 2025 USD ($)
Early Termination And Other Charges [Abstract]
Termination Expenses	$ 2,599
Executive Separation Benefits Expenses	1,745
Employee Related Expenses	$ 496

X

- References

No definition available.

+ Details

Name:	mx_EarlyTerminationAndOtherChargesAbstract
Namespace Prefix:	mx_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Employee related expenses.

+ References

No definition available.

+ Details

Name:	mx_EmployeeRelatedExpenses
Namespace Prefix:	mx_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

Executive Separation Benefits Expenses.

+ References

No definition available.

+ Details

Name:	mx_ExecutiveSeparationBenefitsExpenses
Namespace Prefix:	mx_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

Termination expenses.

+ References

No definition available.

+ Details

Name:	mx_TerminationExpenses
Namespace Prefix:	mx_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration