Major Customers (Schedule Of Sales To Largest Customers) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Entity Wide Revenue Major Customer [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	$ 2,344,938	$ 2,130,240	$ 2,346,809
Applied Materials, Inc. [Member] | Subsidiaries [Member]
Entity Wide Revenue Major Customer [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	$ 353,673	$ 241,522