Capital Stock Repurchase Plan Transactions (Tables)

9 Months Ended

Sep. 30, 2020

Capital Stock Repurchase Plan Transactions [Abstract]

Schedule Of Repurchased Capital Stock

	Three months ended September 30,				Nine months ended September 30,
	2020		2019		2020		2019
Total cost of repurchased shares (in thousands)	$	24,975	$	-	$	147,123	$	71,926
Shares repurchased		50,000		-		325,000		219,009
Weighted average price per share	$	499.48	$	-	$	452.69	$	328.41