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Contractual Commitments and Contingencies - Narrative (Details) $ in Millions		9 Months Ended
	Jan. 16, 2019 securityClassAction	Sep. 30, 2021 USD ($)
Commitments and Contingencies Disclosure [Abstract]
Loss contingency accrual		$ 4.0
Payments for legal settlements		$ 7.7
Number of securities class actions | securityClassAction	2

X

- Definition

Contingency Loss, Number Of Securities Class Actions

+ References

No definition available.

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- References

No definition available.

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X

- Definition

Amount of loss contingency liability.

+ 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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X

- Definition

The amount of cash paid for the settlement of litigation or for other legal issues during the period.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 25
-Subparagraph (g)
-URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3536-108585

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