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Commitments and Contingencies - Additional Information (Details) $ in Thousands	Dec. 31, 2023 USD ($)
Commitments And Contingencies Disclosure [Line Items]
Purchase commitments	$ 143,228
Inventory
Commitments And Contingencies Disclosure [Line Items]
Purchase commitments	$ 400

X

- Definition

Minimum amount of purchase arrangement in which the entity has agreed to expend funds to procure goods or services from a supplier.

+ References

No definition available.

+ Details

Name:	us-gaap_PurchaseObligation
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Commitments and contingencies disclosure.

+ References

No definition available.

+ Details

Name:	xper_CommitmentsAndContingenciesDisclosureLineItems
Namespace Prefix:	xper_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	us-gaap_LongTermPurchaseCommitmentByCategoryOfItemPurchasedAxis=us-gaap_InventoriesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: