Accrued Liabilities (Schedule Of Accrued Liabilities) (Details) - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021
Accrued Liabilities, Current [Abstract]
Accrued expenses	$ 158,623	$ 133,978
Accrued employee compensation and related expenses	110,342	182,926
Accrued customer incentives and refund obligations	76,705	79,469
Accrued taxes	22,102	42,605
Current lease liabilities	$ 19,738	$ 19,931
Operating lease, liability, current, statement of financial position [extensible enumeration]	Accrued liabilities	Accrued liabilities
Accrued liabilities	$ 387,510	$ 458,909