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EARNINGS PER SHARE EARNINGS PER SHARE (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Basic EPS
Net income (loss) available for common stock	$ (142,132)	$ 336,933
Shares	414,282	412,908
Earnings (loss) per share, basic	$ (0.34)	$ 0.82
Diluted EPS
Effect of dilutive securities	$ 0	$ 0
Effect of dilutive securities, number of shares	1,066	2,325
Net income (loss) available for common stock and common stock equivalents	$ (142,132)	$ 336,933
Shares	415,348	415,233
Earnings (loss) per share, diluted	$ (0.34)	$ 0.81

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