EARNINGS PER SHARE - Components of Basic and Diluted EPS (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Earnings Per Share [Abstract]
Net Income Attributable to Common Shareholders	$ 346,260	$ 318,884	$ 933,244	$ 659,016
Weighted Average Common Shares Outstanding:
Basic (in shares)	343,076,614	324,037,169	337,375,172	320,442,253
Dilutive Effect of:
Share-Based Compensation Awards and Other (in shares)	696,988	737,972	686,403	691,636
Equity Forward Sale Agreement (in shares)	0	1,233,201	362,525	437,037
Dilutive Effect (in shares)	696,988	1,971,173	1,048,928	1,128,673
Diluted (in shares)	343,773,602	326,008,342	338,424,100	321,570,926
Basic EPS (in dollars per share)	$ 1.01	$ 0.98	$ 2.77	$ 2.06
Diluted EPS (in dollars per share)	$ 1.01	$ 0.98	$ 2.76	$ 2.05