Use of Estimates - Narrative (Details) - Discontinued operations, disposed of by sale - Transformer Solutions - Subsidiary of mutares AG (the Buyer) - EUR (€) € in Millions	Dec. 31, 2021	Dec. 30, 2016
Guarantor Obligations [Line Items]
Amount of guarantees		€ 79.0
Parent Company Guarantees
Guarantor Obligations [Line Items]
Amount of guarantees	€ 79.0
Bank and Surety Bonds
Guarantor Obligations [Line Items]
Amount of guarantees	€ 79.0	€ 79.0

Maximum potential amount of future payments (undiscounted) the guarantor could be required to make under the guarantee or each group of similar guarantees before reduction for potential recoveries under recourse or collateralization provisions.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 460
-SubTopic 10
-Section 50
-Paragraph 4
-Subparagraph (b)(1)
-URI http://asc.fasb.org/extlink&oid=124440162&loc=d3e12069-110248

Name:	us-gaap_GuaranteeObligationsMaximumExposure
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant