Acquisitions, Goodwill And Other Intangible Assets (Schedule of Goodwill) (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2021	Dec. 31, 2020
Goodwill
Net balance, Beginning	$ 454,728	$ 351,114
Acquisitions	85,774	85,297
Other		7,955
Measurement period adjustments	9,496	10,362
Foreign currency translation	(6,818)
Net balance, Ending	543,180	454,728
OEM Segment
Goodwill
Net balance, Beginning	305,953	215,620
Acquisitions	70,836	84,774
Other		7,810
Measurement period adjustments	9,519	(2,251)
Foreign currency translation	(6,845)
Net balance, Ending	379,463	305,953
Aftermarket Segment
Goodwill
Net balance, Beginning	148,775	135,494
Acquisitions	14,938	523
Other		145
Measurement period adjustments	(23)	12,613
Foreign currency translation	27
Net balance, Ending	$ 163,717	$ 148,775

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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