Acquisitions, Goodwill And Other Intangible Assets (Schedule of Business Acquisitions) (Details) - USD ($) $ in Thousands			1 Months Ended		6 Months Ended
	Jun. 30, 2022	Dec. 31, 2021	Mar. 31, 2022	Sep. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Business Acquisition [Line Items]
Cash consideration, net of cash acquired					$ 51,789	$ 103,858
Goodwill	$ 554,828	$ 543,180			554,828
Measurement period adjustments					9,963
Girard
Business Acquisition [Line Items]
Cash consideration, net of cash acquired			$ 50,000
Fixed deferred consideration			20,000
Total fair value of consideration given			70,000
Identifiable intangible assets			45,020
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net, Other			13,673
Total fair value of net assets acquired			58,693
Goodwill			$ 11,307
Furrion
Business Acquisition [Line Items]
Cash consideration, net of cash acquired	50,534	50,534		$ 50,500
Fixed deferred consideration	61,191	61,191
Total fair value of consideration given	146,681	146,681		146,700
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net, Other	(7,677)	(9,518)			(7,677)
Total fair value of net assets acquired	90,723	100,682			90,723
Goodwill	55,958	45,999			55,958
Consideration transferred, settlement of receivable	34,956	34,956		$ 35,000
Other tangible assets					1,841
Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Total					(9,959)
Measurement period adjustments					9,959
Furrion | Customer Relationships
Business Acquisition [Line Items]
Identifiable intangible assets	55,700	66,300			55,700
Intangible assets					(10,600)
Furrion | Other intangible assets
Business Acquisition [Line Items]
Identifiable intangible assets	$ 42,700	$ 43,900			42,700
Intangible assets					$ (1,200)