Debt (Schedule Of Trade Accounts Receivable In International Receivable Sales Programs) (Details) - USD ($) $ in Thousands		Sep. 30, 2020	Sep. 30, 2019
Debt Instrument [Line Items]
Trade accounts receivable sold to financial institutions		$ 206,104	$ 29,432
Cash proceeds from financial institutions	[1]	139,549	18,293
Discontinued Operations, Held-For-Sale [Member] | Tile Coating Systems [Member]
Debt Instrument [Line Items]
Cash proceeds from financial institutions		$ 47,300	$ 100,400

[1] Excluded from the table above, in the nine months ended September 30, 2020 and 2019, our Tile Coatings business received cash proceeds from financial institutions of $47.3 million and $100.4 million, respectively. Refer to Note 4 for additional discussion of the Tile Coatings business and its classification as discontinued operations.