NET INCOME ATTRIBUTABLE TO COTY INC. PER COMMON SHARE (Details) (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended
	Sep. 30, 2014	Sep. 30, 2013
Earnings Per Share [Abstract]
Net income attributable to Coty Inc.	$ 10.6	$ 93.5
Weighted-average common shares outstanding:
Weighted-average common shares outstanding—Basic (in Shares)	354.2	384.0
Effect of dilutive stock options	8.4	7.9
Effect of restricted stock and RSUs	1.7	1.6
Weighted-average common shares outstanding—Diluted (in Shares)	364.3	393.5
Net income attributable to Coty Inc. per common share:
Basic (in Dollars per share)	$ 0.03	$ 0.24
Diluted (in Dollars per share)	$ 0.03	$ 0.24
Employee Stock Option [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Outstanding options excluded from diluted earnings per share calculation due to anti-dilutive effect	0	1.2
Restricted Stock Units (RSUs) [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Outstanding options excluded from diluted earnings per share calculation due to anti-dilutive effect	1.6	1.8