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v3.23.3

Commitments and Contingencies (Details) $ in Thousands | 9 Months Ended
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Sep. 30, 2023 USD ($)
Other Commitments [Line Items] |
Purchase obligation, delivery period | 90 days
ViXS Systems, Inc. | Accrued Liabilities And Current Portion Of Long Term Debt | Research And Development Expense Payment |
Other Commitments [Line Items] |
Other Commitment | $ 128

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- Definition Purchase Obligation, Delivery Period + References No definition available. + Details
Name: | pxlw_PurchaseObligationDeliveryPeriod
Namespace Prefix: | pxlw_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Minimum amount of other commitment not otherwise specified in the taxonomy. Excludes commitments explicitly modeled in the taxonomy, including but not limited to, long-term and short-term purchase commitments, recorded and unrecorded purchase obligations, supply commitments, registration payment arrangements, leases, debt, product warranties, guarantees, environmental remediation obligations, and pensions. + References No definition available. + Details
Name: | us-gaap_OtherCommitment
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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 No definition available. + Details
Name: | us-gaap_OtherCommitmentsLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=pxlw_ViXSSystemsInc.Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BalanceSheetLocationAxis=pxlw_AccruedLiabilitiesAndCurrentPortionOfLongTermDebtMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_OtherCommitmentsAxis=pxlw_ResearchAndDevelopmentExpensePaymentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |