CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY - USD ($) $ in Millions	Total	Common Stock	Capital in Excess of Par Value	Retained Earnings	Accumulated Other Comprehensive Loss	Treasury Stock	Total Dentsply Sirona Equity	Noncontrolling Interests
Beginning Balance at Dec. 31, 2014	$ 2,322.2	$ 1.6	$ 221.7	$ 3,380.7	$ (441.1)	$ (841.6)	$ 2,321.3	$ 0.9
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	108.0			108.1			108.1	(0.1)
Other comprehensive income (loss)	(33.4)				(33.9)		(33.9)	0.5
Exercise of stock options	18.6		(4.7)			23.3	18.6
Tax benefit from stock options exercised	8.8		8.8				8.8
Share based compensation expense	11.8		11.8				11.8
Funding of Employee Stock Ownership Plan	4.7		1.1			3.6	4.7
Treasury shares purchased	(99.0)					(99.0)	(99.0)
RSU distributions	(5.3)		(13.9)			8.6	(5.3)
RSU dividends			0.2	(0.2)
Cash dividends	(20.2)			(20.2)			(20.2)
Ending Balance at Jun. 30, 2015	2,316.2	1.6	225.0	3,468.4	(475.0)	(905.1)	2,314.9	1.3
Beginning Balance at Dec. 31, 2015	2,339.4	1.6	237.8	3,591.0	(594.0)	(898.4)	2,338.0	1.4
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	231.2			230.4			230.4	0.8
Other comprehensive income (loss)	79.5				79.4		79.4	0.1
Common stock issuance related to Sirona merger	6,256.2	1.0	6,253.4				6,254.4	1.8
Exercise of stock options	20.3		(4.5)			24.8	20.3
Tax benefit from stock options exercised	8.8		8.8				8.8
Share based compensation expense	17.4		17.4				17.4
Funding of Employee Stock Ownership Plan	6.3		2.1			4.2	6.3
Treasury shares purchased	(600.0)					(600.0)	(600.0)
RSU distributions	(7.1)		(16.5)			9.4	(7.1)
RSU dividends			0.3	(0.3)
Cash dividends	(36.4)			(36.4)			(36.4)
Ending Balance at Jun. 30, 2016	$ 8,315.6	$ 2.6	$ 6,498.8	$ 3,784.7	$ (514.6)	$ (1,460.0)	$ 8,311.5	$ 4.1