Accrued Expenses And Other Current Liabilities (Schedule Of Reconciliation Of The Activity Related To Accrued Warranty) (Details) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Dec. 31, 2021
Movement in Standard and Extended Product Warranty Accrual, Increase (Decrease) [Roll Forward]
Balance at beginning of period	$ 52,114	$ 47,091
Provision for warranty expense	36,362	18,798
Warranty liability from acquired businesses	0	5,611
Warranty costs paid	29,373	22,054
Balance at end of period	59,103	49,446
Less long-term portion	(19,520)	(19,010)
Current portion of accrued warranty	$ 39,583	$ 30,436	$ 33,874