Supplemental Financial Information (Additional Information) (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2022	Mar. 31, 2021
Restructuring Cost and Reserve [Line Items]
Restructuring and impairment charges	$ 69	$ 1,506
Insurance recoveries	2,190	1,119
Insurance payout	2,500
Professional services	434	522
Compensation & benefits	796	244
Lease obligations	232	486
Inventory charges	201	280
Fixed assets write-offs	0	891
UTIS Fire
Restructuring Cost and Reserve [Line Items]
Insurance recoveries		1,100
Professional services		500
Compensation & benefits		200
Inventory charges		300
Fixed assets write-offs		900
Third-party property claims		500
Deductible		300
AES
Restructuring Cost and Reserve [Line Items]
Restructuring and impairment charges	0	1,500
EMS
Restructuring Cost and Reserve [Line Items]
Restructuring and impairment charges	$ 0	$ 0

Catastrophic Event, Compensation And Benefits

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Catastrophic Event, Fixed Asset Write-offs

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Catastrophic Event, Inventory Charges

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Catastrophic Event, Lease Obligations

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Catastrophic Event, Third-Party Property Claims

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Insurance Deductible

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Proceeds From Insurance Payout For Property Damage

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The amount recovered from insurance. These recoveries reduce costs and losses that are reported as a separate line item under operating expenses.

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A fee charged for services from professionals such as doctors, lawyers and accountants. The term is often expanded to include other professions, for example, pharmacists charging to maintain a medicinal profile of a client or customer.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Amount, after cash payment, of expenses associated with exit or disposal activities pursuant to an authorized plan and expenses resulting from the write-down of assets. Excludes expenses related to a business combination, a discontinued operation or an asset retirement obligation.

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