Commitments and Contingencies (Detail)	Jan. 20, 2021 patent
Patent Infringement Complaint
Contractual Obligation [Line Items]
Loss Contingency, Patents Allegedly Infringed, Number	2

Number of another entity's patents that the entity has allegedly infringed.

No definition available.

Name:	us-gaap_LossContingencyPatentsAllegedlyInfringedNumber
Namespace Prefix:	us-gaap_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration