Restructuring Charges - Summary of Current Period Accrued Restructuring Costs (Details) $ in Thousands	3 Months Ended
Mar. 31, 2021 USD ($)
Restructuring Reserve [Roll Forward]
Restructuring obligations December 31, 2020	$ 139
Charges	0
Cash payments	(106)
Restructuring obligations March 31, 2021	33
Employee Severance
Restructuring Reserve [Roll Forward]
Restructuring obligations December 31, 2020	97
Charges	0
Cash payments	(64)
Restructuring obligations March 31, 2021	33
Other
Restructuring Reserve [Roll Forward]
Restructuring obligations December 31, 2020	42
Charges	0
Cash payments	(42)
Restructuring obligations March 31, 2021	$ 0

Amount of cash payments made as the result of exit or disposal activities. Excludes payments associated with a discontinued operation or an asset retirement obligation.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 17
-Subparagraph (f)
-URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3367-108585

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- Definition

Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
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- Definition

Carrying amount (including both current and noncurrent portions of the accrual) as of the balance sheet date pertaining to a specified type of cost associated with exit from or disposal of business activities or restructuring pursuant to a duly authorized plan.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 420
-SubTopic 10
-Section 50
-Paragraph 1
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- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

+ References

No definition available.

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