Capital Stock Repurchase Plan Transactions (Tables)

3 Months Ended

Mar. 31, 2020

Capital Stock Repurchase Plan Transactions [Abstract]

Schedule Of Repurchased Capital Stock

	Three months ended March 31,
	2020		2019
Total cost of repurchased shares (in thousands)	$	100,235	$	49,250
Shares repurchased		225,000		150,000
Weighted average price per share	$	445.49	$	328.33