CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (USD $) In Millions, unless otherwise specified	3 Months Ended	6 Months Ended
Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2014	Dec. 31, 2013
Statement of Comprehensive Income [Abstract]
Net income	$ 134.9us-gaap_ProfitLoss	$ 93.1us-gaap_ProfitLoss	$ 151.6us-gaap_ProfitLoss	$ 195.3us-gaap_ProfitLoss
Other comprehensive (loss) income:
Foreign currency translation adjustment	(54.1)	15.8	(134.0)	59.1
Net unrealized derivative gains (losses) on cash flow hedges, net of taxes of $(1.2) and $0.2, and $(2.4) and $ 0.2 during the three months and six months ended, respectively	8.2	(1.4)	14.6	(1.4)
Pension and other post-employment benefits, net of tax of $0.1 and $0.3, and $0.1 and $0.2 during the three months and six months ended, respectively	(0.2)	(0.1)	(0.2)	0.4
Total other comprehensive (loss) income, net of tax	(46.1)	14.3	(119.6)	58.1
Comprehensive income	88.8	107.4	32.0	253.4
Comprehensive income attributable to noncontrolling interests:
Net income	6.1	6.8	11.1	11.1
Foreign currency translation adjustment	(0.6)	(0.2)	(0.6)	0
Total comprehensive income attributable to noncontrolling interests	5.5	6.6	10.5	11.1
Comprehensive income attributable to redeemable noncontrolling interests:
Net income	3.4	3.8	4.5	8.2
Foreign currency translation adjustment	(0.1)	(0.4)	(0.3)	(0.3)
Total comprehensive income attributable to redeemable noncontrolling interests	3.3	3.4	4.2	7.9
Comprehensive income attributable to Coty Inc.	$ 80.0us-gaap_ComprehensiveIncomeNetOfTax	$ 97.4us-gaap_ComprehensiveIncomeNetOfTax	$ 17.3us-gaap_ComprehensiveIncomeNetOfTax	$ 234.4us-gaap_ComprehensiveIncomeNetOfTax

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Comprehensive income net of tax attributable to nonredeemable noncontrolling interests.

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Comprehensive income net of tax attributable to redeemable noncontrolling interests.

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Amount after tax and reclassification adjustments of gain (loss) on foreign currency translation adjustments, foreign currency transactions designated and effective as economic hedges of a net investment in a foreign entity and intra-entity foreign currency transactions that are of a long-term-investment nature attributable to noncontrolling interests.

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Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners.

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Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income. Excludes changes in equity resulting from investments by owners and distributions to owners.

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Portion of net income (loss) attributable to nonredeemable noncontrolling interest.

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Amount after tax and reclassification adjustments, of increase (decrease) in accumulated gain (loss) from derivative instruments designated and qualifying as the effective portion of cash flow hedges and an entity's share of an equity investee's increase (decrease) in deferred hedging gain (loss).

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