Capital Stock Repurchase Plan Transactions (Tables)

6 Months Ended

Jun. 30, 2022

Capital Stock Repurchase Plan Transactions [Abstract]

Schedule Of Repurchased Capital Stock

	Three months ended June 30,				Six months ended June 30,
	2022		2021		2022		2021
Total cost of repurchased shares (in thousands)	$	49,861	$	121,882	$	77,214	$	166,649
Shares repurchased		100,000		250,000		157,500		350,000
Weighted average price per share	$	498.61	$	487.52	$	491.81	$	476.14