EARNINGS (LOSS) PER SHARE (Tables)

9 Months Ended

Sep. 30, 2021

Earnings Per Share [Abstract]

Schedule of calculation of earnings (loss) per share

Earnings (loss) per share attributable to Bausch Health Companies Inc. were calculated as follows:

	Three Months Ended September 30,				Nine Months Ended September 30,
(in millions, except per share amounts)	2021		2020		2021		2020
Net income (loss) attributable to Bausch Health Companies Inc.	$	188	$	71	$	(1,017)	$	(407)
Basic weighted-average common shares outstanding	359.6		355.6		358.5		354.7
Diluted effect of stock options and RSUs	4.4		2.2		—		—
Diluted weighted-average common shares outstanding	$	364.0	$	357.8	$	358.5	$	354.7
Earnings (loss) per share attributable to Bausch Health Companies Inc.
Basic	$	0.52	$	0.20	$	(2.84)	$	(1.15)
Diluted	$	0.52	$	0.20	$	(2.84)	$	(1.15)