GOODWILL AND OTHER INTANGIBLE ASSETS - Itangible assets with definite lives (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016	Dec. 31, 2016
Other intangible assets
Cost	$ 656.0		$ 656.0
Accumulated Amortization	(321.0)		(317.0)
Net	335.0		339.0
Amortization expense for intangible assets	5.0	$ 3.0
Customer relationships
Other intangible assets
Cost	287.0		287.0
Accumulated Amortization	(138.0)		(137.0)
Net	149.0		150.0
Purchase Agreements
Other intangible assets
Cost	76.0		76.0
Accumulated Amortization	(76.0)		(76.0)
Resort Management Contracts
Other intangible assets
Cost	245.0		245.0
Accumulated Amortization	(61.0)		(58.0)
Net	184.0		187.0
Technology
Other intangible assets
Cost	25.0		25.0
Accumulated Amortization	(25.0)		(25.0)
Other
Other intangible assets
Cost	23.0		23.0
Accumulated Amortization	(21.0)		(21.0)
Net	$ 2.0		$ 2.0