Capital Stock Repurchase Plan Transactions (Tables)

6 Months Ended

Jun. 30, 2019

Capital Stock Repurchase Plan Transactions [Abstract]

Schedule Of Capital Stock Repurchases

	Three months ended June 30,				Six months ended June 30,
	2019		2018		2019		2018
Total cost of repurchased shares (in thousands)	$	22,676	$	3,179	$	71,926	$	84,304
Shares repurchased		69,009		10,000		219,009		310,000
Weighted average price per share	$	328.59	$	317.86	$	328.41	$	271.95