SEGMENT AND GEOGRAPHIC INFORMATION - NET SALES (Details) $ in Millions	3 Months Ended								12 Months Ended
	Dec. 31, 2015 USD ($)	Sep. 30, 2015 USD ($)	Jun. 30, 2015 USD ($)	Mar. 31, 2015 USD ($)	Dec. 31, 2014 USD ($)	Sep. 30, 2014 USD ($)	Jun. 30, 2014 USD ($)	Mar. 31, 2014 USD ($)	Dec. 31, 2015 USD ($) segment	Dec. 31, 2014 USD ($)	Dec. 31, 2013 USD ($)
Number of reportable segments | segment									3
Net sales	$ 671.1	$ 648.9	$ 698.0	$ 656.3	$ 719.1	$ 708.2	$ 765.2	$ 730.1	$ 2,674.3	$ 2,922.6	$ 2,950.8
Operating Segments | Dental Consumables, Endodontic and Dental Laboratory Businesses
Net sales									1,223.3	1,308.8	1,346.1
Operating Segments | Healthcare, Orthodontic and Implant Businesses
Net sales									969.1	1,067.5	1,059.9
Operating Segments | Select Developed and Emerging Markets Businesses
Net sales									$ 481.9	$ 546.3	$ 544.8