Consolidated Statements of Stockholders' Equity (Parenthetical) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Statement of Stockholders' Equity [Abstract]
Common Stock Dividends Declared	$ 874,063	$ 629,169	$ 469,443
Common Stock Dividends Declared (in dollars per share)	$ 1.50	$ 1.0825	$ 0.81