Consolidated Statements of Shareholders' Equity (Parenthetical) $ in Thousands	12 Months Ended
Dec. 31, 2024 USD ($)
Statement of Stockholders' Equity [Abstract]
Foreign pension adjustment, tax	$ 27

Tax amount of the increase (decrease) in accumulated other comprehensive income (loss) related to pension and other postretirement benefit plans, attributable to the parent entity.

No definition available.

Name:	pxlw_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentTaxPortionAttributableToParent
Namespace Prefix:	pxlw_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration