Acquisitions, Goodwill And Other Intangible Assets (Narrative) (Details) - USD ($) $ in Thousands	1 Months Ended				3 Months Ended
	Mar. 31, 2022	Oct. 31, 2021	Sep. 30, 2021	Apr. 30, 2021	Mar. 31, 2022	Mar. 31, 2021
Business Acquisition [Line Items]
Cash consideration, net of cash acquired					$ 50,089	$ 2,779
Exertis
Business Acquisition [Line Items]
Deferred revenue liability		$ 24,800
Girard
Business Acquisition [Line Items]
Purchase price	$ 70,000
Cash consideration, net of cash acquired	50,000
Consideration, holdback payment liability	$ 20,000
Exertis
Business Acquisition [Line Items]
Purchase price		$ 39,700
Furrion
Business Acquisition [Line Items]
Purchase price			$ 146,700
Percentage of interests acquired			100.00%
Cash consideration, net of cash acquired			$ 50,500
Consideration, holdback payment liability			31,300
Consideration transferred, settlement of receivable			$ 35,000
Schaudt
Business Acquisition [Line Items]
Purchase price				$ 29,400
Percentage of interests acquired				100.00%