CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Millions, $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Income Statement [Abstract]
Net sales	$ 992.7	$ 1,022.0	$ 1,893.2	$ 1,794.6
Cost of products sold	448.5	495.1	857.0	848.8
Gross profit	544.2	526.9	1,036.2	945.8
Selling, general and administrative expenses	417.6	402.1	822.3	744.2
Impairment	1,092.9	0.0	1,092.9	0.0
Restructuring and other costs	81.7	3.6	84.8	7.7
Operating (loss) income	(1,048.0)	121.2	(963.8)	193.9
Other income and expenses:
Interest expense	9.6	9.3	18.9	18.5
Interest income	(0.6)	(0.4)	(1.3)	(0.9)
Other expense (income), net	7.8	(11.5)	6.8	(14.9)
(Loss) income before income taxes	(1,064.8)	123.8	(988.2)	191.2
(Benefit) provision for income taxes	(14.5)	17.9	2.4	(40.0)
Net (loss) income	(1,050.3)	105.9	(990.6)	231.2
Less: Net (loss) income attributable to noncontrolling interests	(0.3)	0.5	(0.4)	0.8
Net (loss) income attributable to Dentsply Sirona	$ (1,050.0)	$ 105.4	$ (990.2)	$ 230.4
Net (loss) income per common share attributable to Dentsply Sirona:
Basic (in dollars per share)	$ (4.58)	$ 0.45	$ (4.31)	$ 1.13
Diluted (in dollars per share)	$ (4.58)	$ 0.44	$ (4.31)	$ 1.11
Weighted average common shares outstanding:
Basic (in shares)	229.4	233.7	229.7	204.2
Diluted (in shares)	229.4	237.4	229.7	207.9
Dividends declared per common share (in dollars per share)	$ 0.0875	$ 0.0775	$ 0.175	$ 0.1550