Goodwill and Other Intangible Assets (Narrative) (Details)	3 Months Ended	12 Months Ended
	Jun. 30, 2022 reporting_unit	Dec. 31, 2022 USD ($)	Dec. 31, 2021 USD ($)	Dec. 31, 2020 USD ($)
Finite-Lived Intangible Assets [Line Items]
AEC reporting units | reporting_unit	2
Goodwill impairment charges		$ 0
Amortized intangible assets, gross		77,800,000
Amortized intangible assets, accumulated amortization		44,000,000
Amortization of intangible assets		4,842,000	$ 7,155,000
Cost of Sales
Finite-Lived Intangible Assets [Line Items]
Amortization of intangible assets		800,000	3,000,000	$ 3,000,000
Selling, General and Administrative Expenses
Finite-Lived Intangible Assets [Line Items]
Amortization of intangible assets		$ 4,000,000	$ 4,200,000	$ 4,300,000