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Restructuring - Summary of Activity in Restructuring Liability (Parenthetical) (Details) - USD ($) $ in Millions | 9 Months Ended |  |  |
--- | --- | --- | --- | ---
Sep. 30, 2022 | Dec. 31, 2021 | Sep. 30, 2021 | Dec. 31, 2020
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Restructuring reserve | $ 1.9 |  | $ 4.5 |  | $ 4.8 | $ 9.3
Employee termination costs |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Restructuring reserve | $ 1.7 | [1] | 3.4 | [1] | 3.8 | 8.1
Payment period for restructuring costs | 9 months |  |  |  |  |
Termination of lease agreements |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Restructuring reserve | $ 0.2 | [2] | $ 1.1 | [2] | $ 1.0 | $ 1.0
Payment period for restructuring costs | 3 months |  |  |  |  |
[1] | We expect the remaining $1.7 million employee termination costs to be substantially paid in the next nine months.
[2] | We expect the remaining $0.2 million lease termination costs to be substantially paid in the next three months.

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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://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b)(2) -URI https://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB TOPIC 5.P.4(b)(2)) -URI https://asc.fasb.org/extlink&oid=115931487&loc=d3e140904-122747 + Details
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