FAIR VALUE MEASUREMENTS - Fair Values Of The Company’s Financial Instruments (Details) (USD $) In Millions, unless otherwise specified	Sep. 30, 2014	Jun. 30, 2014
Carrying Amount [Member]
Debt Instrument [Line Items]
Dividends payable	$ 1.7	$ 0.9
Carrying Amount [Member] | Senior Notes | 5.12% Series A notes due June 2017
Debt Instrument [Line Items]
Debt instrument, value	0	100.0
Carrying Amount [Member] | Senior Notes | 5.67% Series B notes due June 2020
Debt Instrument [Line Items]
Debt instrument, value	0	225.0
Carrying Amount [Member] | Senior Notes | 5.82% Series C notes due June 2022
Debt Instrument [Line Items]
Debt instrument, value	0	175.0
Carrying Amount [Member] | Coty Inc. Credit Facility
Debt Instrument [Line Items]
Debt instrument, value	2,553.8	2,774.5
Fair Value [Member]
Debt Instrument [Line Items]
Dividends payable	1.3	0.7
Fair Value [Member] | Senior Notes | 5.12% Series A notes due June 2017
Debt Instrument [Line Items]
Debt instrument, value	0	109.7
Fair Value [Member] | Senior Notes | 5.67% Series B notes due June 2020
Debt Instrument [Line Items]
Debt instrument, value	0	256.3
Fair Value [Member] | Senior Notes | 5.82% Series C notes due June 2022
Debt Instrument [Line Items]
Debt instrument, value	0	199.9
Fair Value [Member] | Coty Inc. Credit Facility
Debt Instrument [Line Items]
Debt instrument, value	$ 2,541.3	$ 2,763.2