Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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Name:	us-gaap_GoodwillImpairmentLoss
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Goodwill and Other Intangible Assets Goodwill Narrative (Details) - USD ($) $ in Thousands	3 Months Ended
	Sep. 30, 2020	Sep. 30, 2021	Dec. 31, 2020
Goodwill [Line Items]
Goodwill		$ 299,040	$ 303,970
Aerospace Fasteners Reporting Unit [Member]
Goodwill [Line Items]
Goodwill, Impairment Loss	$ 70,800
Aerospace Engineered Products Reporting Unit [Member]
Goodwill [Line Items]
Goodwill, Impairment Loss	$ 56,000
Aerospace [Member]
Goodwill [Line Items]
Goodwill		$ 62,850	$ 62,850