LOSS PER SHARE (Tables)

12 Months Ended

Dec. 31, 2021

Earnings Per Share [Abstract]

Schedule of calculation of loss per share

Loss per share attributable to Bausch Health Companies Inc. for 2021, 2020 and 2019 were calculated as follows:

(in millions, except per share amounts)	2021		2020		2019
Net loss attributable to Bausch Health Companies Inc.	$	(948)	$	(560)	$	(1,788)
Basic and diluted weighted-average common shares	358.9		355.0		352.1
Basic and diluted loss per share attributable to Bausch Health Companies Inc.	$	(2.64)	$	(1.58)	$	(5.08)