Stock Repurchase Plan (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Repurchase Program
Common stock repurchased, shares		1,463,377
Treasury Stock, Value, Acquired, Cost Method	$ 390,112	$ 26,586	$ (1,292)
Share Repurchase 250 million
Repurchase Program
Authorized common stock repurchase amount	$ 250,000
Common stock repurchased, shares	5,069,108
Stock Repurchase Program, Remaining Authorized Repurchase Amount	$ 360,000
Treasury Stock, Value, Acquired, Cost Method		$ 26,600
Share Repurchase 500 million
Repurchase Program
Authorized common stock repurchase amount	$ 500,000
Common stock repurchased, shares	2,829,700
Treasury Stock, Value, Acquired, Cost Method	$ 140,000