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Subsequent Event (Details) - USD ($) $ in Thousands	1 Months Ended		3 Months Ended	12 Months Ended
	Jan. 31, 2022	Sep. 30, 2021	Sep. 30, 2021	Dec. 31, 2021
Subsequent Events
Litigation-related settlement			$ (30,000)	$ (30,000)
Patent Litigation | Settled Litigation
Subsequent Events
Litigation-related settlement		$ (30,000)		$ (30,000)
Subsequent Event | Patent Litigation | Settled Litigation
Subsequent Events
Litigation-related settlement	$ 30,000

X

- Definition

Amount of gain (loss) recognized in settlement of litigation and insurance claims. Excludes claims within an insurance entity's normal claims settlement process.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-SubTopic 20
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=121557415&loc=d3e14326-108349

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- Definition

Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

+ References

No definition available.

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