EARNINGS (LOSS) PER SHARE (Details) (USD $) In Millions, except Per Share data, unless otherwise specified	12 Months Ended
Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Earnings Per Share [Abstract]
Net income (loss) attributable to Valeant Pharmaceuticals International, Inc.	$ 913.5	$ (866.1)	$ (116.0)
Basic weighted-average number of common shares outstanding	335.4	321.0	305.4
Dilutive effect of stock options and RSUs	6.1	0	0
Diluted weighted-average number of common shares outstanding	341.5	321.0	305.4
Earnings (loss) per share attributable to Valeant Pharmaceuticals International, Inc.:
Basic (in dollars per share)	$ 2.72us-gaap_EarningsPerShareBasic	$ (2.70)us-gaap_EarningsPerShareBasic	$ (0.38)us-gaap_EarningsPerShareBasic
Diluted (in dollars per share)	$ 2.67us-gaap_EarningsPerShareDiluted	$ (2.70)us-gaap_EarningsPerShareDiluted	$ (0.38)us-gaap_EarningsPerShareDiluted

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The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period.

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The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.

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Net income after adjustments for dividends on preferred stock (declared in the period) and/or cumulative preferred stock (accumulated for the period).

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