Equity Textuals (Details) - USD ($) $ / shares in Units, $ in Thousands	1 Months Ended	3 Months Ended				9 Months Ended
	Oct. 28, 2021	Sep. 30, 2021	Jun. 30, 2021	Mar. 31, 2021	Mar. 31, 2020	Sep. 30, 2021	Sep. 30, 2020	Oct. 26, 2021	Dec. 31, 2020
Common stock, shares, issued		176,391,170				176,391,170			174,792,272
Common stock, shares outstanding		166,080,826				166,080,826			170,717,236
Treasury Stock, Shares, Acquired						6,238,232
Treasury Stock, Value, Acquired, Par Value Method						$ 344,500
Treasury Stock Acquired, Average Cost Per Share						$ 55.22
Stock Repurchase Program, Remaining Authorized Repurchase Amount		$ 303,200				$ 303,200
Dividends declared per share		$ 230		$ 210	$ 190
Payments of Dividends, Common Stock						109,285	$ 101,472
Stock Repurchase Program, Authorized Amount		$ 500,000				$ 500,000
Subsequent Event [Member]
Treasury Stock, Shares, Acquired	1,159,470
Treasury Stock, Value, Acquired, Par Value Method	$ 71,800
Treasury Stock Acquired, Average Cost Per Share	$ 61.92
Stock Repurchase Program, Remaining Authorized Repurchase Amount								$ 231,400