SEGMENT AND GEOGRAPHIC INFORMATION - SCHEDULE OF SALES BY PRODUCT CATEGORY (Details) - USD ($) $ in Millions	3 Months Ended								12 Months Ended
	Dec. 31, 2015	Sep. 30, 2015	Jun. 30, 2015	Mar. 31, 2015	Dec. 31, 2014	Sep. 30, 2014	Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Segment Reporting Information [Line Items]
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
Dental consumables products
Segment Reporting Information [Line Items]
Net sales									751.5	787.9	777.9
Dental laboratory products
Segment Reporting Information [Line Items]
Net sales									333.7	409.0	472.1
Dental specialty products
Segment Reporting Information [Line Items]
Net sales									1,273.6	1,364.4	1,347.4
Consumable medical device products
Segment Reporting Information [Line Items]
Net sales									$ 315.5	$ 361.3	$ 353.4