BUSINESS COMBINATIONS -Schedule of Allocation of Purchase Price to Net Assets Acquired (Details) - USD ($) $ in Millions			3 Months Ended	6 Months Ended
		Feb. 01, 2016	Sep. 30, 2016	Sep. 30, 2016	Jun. 30, 2016	Mar. 31, 2016	[2]
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Less Noncontrolling Interest [Abstract]
Goodwill			$ 2,192.3	$ 2,192.3	$ 2,212.7
Measurement period adjustment
Goodwill	[1]		(16.6)
Brazilian Beauty Business
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Less Noncontrolling Interest [Abstract]
Cash and cash equivalents			11.1	11.1		$ 11.1
Inventories			45.6	45.6		45.6
Property, plant and equipment			95.4	95.4		95.4
Goodwill			537.1	537.1		553.7
Other net working capital			0.7	0.7		0.7
Net other assets			1.4	1.4		2.1
Deferred tax liability, net			(4.2)	(4.2)		(21.5)
Total purchase price			901.9	901.9		901.9
Measurement period adjustment
Cash and cash equivalents	[3]			0.0
Inventories	[3]			0.0
Property, plant and equipment	[3]			0.0
Goodwill	[3]			(16.6)
Other net working capital	[3]			0.0
Net other assets	[3]			(0.7)
Deferred tax liability, net	[3]			17.3
Total purchase price	[3]			0.0
Asset retirement obligation			0.7
Brazilian Beauty Business | Minimum
Measurement period adjustment
Property, plant and equipment, estimated useful life		2 years
Brazilian Beauty Business | Maximum
Measurement period adjustment
Property, plant and equipment, estimated useful life		40 years
Brazilian Beauty Business | Trademarks
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Less Noncontrolling Interest [Abstract]
Trademarks, customer relationships, and product formulations			10.3	10.3		10.3
Measurement period adjustment
Intangibles	[3]			0.0
Brazilian Beauty Business | Trademarks | Minimum
Measurement period adjustment
Acquired finite-lived intangible assets, useful life		5 years
Brazilian Beauty Business | Trademarks | Maximum
Measurement period adjustment
Acquired finite-lived intangible assets, useful life		15 years
Brazilian Beauty Business | Customer relationships
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Less Noncontrolling Interest [Abstract]
Trademarks, customer relationships, and product formulations			44.6	44.6		44.6
Measurement period adjustment
Intangibles	[3]			0.0
Brazilian Beauty Business | Customer relationships | Minimum
Measurement period adjustment
Acquired finite-lived intangible assets, useful life		13 years
Brazilian Beauty Business | Customer relationships | Maximum
Measurement period adjustment
Acquired finite-lived intangible assets, useful life		28 years
Brazilian Beauty Business | Product formulations
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Less Noncontrolling Interest [Abstract]
Trademarks, customer relationships, and product formulations			12.8	12.8		12.8
Measurement period adjustment
Intangibles	[3]			0.0
Acquired finite-lived intangible assets, useful life		3 years
Brazilian Beauty Business | Trademarks
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Less Noncontrolling Interest [Abstract]
Trademarks - indefinite			$ 147.1	147.1		$ 147.1
Measurement period adjustment
Intangibles	[3]			$ 0.0

[1] Relates to measurement period adjustments in connection with the Brazil Acquisition (Refer to Note 4 — Business Combinations)

[2] As previously reported in the Company’s Annual Report on Form 10-K for the fiscal year ended June 30, 2016.

[3] The Company recorded measurement period adjustments in the first quarter of fiscal 2017 to account for a $0.7 asset retirement obligation, as well as, a net decrease in net deferred tax liability of $17.3 million as of the February 1, 2016 acquisition date. These adjustments were offset against Goodwill.