CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Millions	3 Months Ended								12 Months Ended
	Dec. 31, 2021	Sep. 30, 2021	Jun. 30, 2021	Mar. 31, 2021	Dec. 31, 2020	Sep. 30, 2020	Jun. 30, 2020	Mar. 31, 2020	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Income Statement [Abstract]
Total net sales	$ 1,103,000,000	$ 1,040,000,000	$ 1,062,000,000	$ 1,026,000,000	$ 1,076,000,000	$ 883,000,000	$ 499,000,000	$ 881,000,000	$ 4,231,000,000	$ 3,339,000,000	$ 4,022,000,000
Cost of products sold	499,000,000	471,000,000	467,000,000	447,000,000	509,000,000	451,000,000	317,000,000	406,000,000	1,884,000,000	1,683,000,000	1,858,000,000
Gross profit	604,000,000	569,000,000	595,000,000	579,000,000	567,000,000	432,000,000	182,000,000	475,000,000	2,347,000,000	1,656,000,000	2,164,000,000
Selling, general, and administrative expenses	377,000,000	395,000,000	393,000,000	386,000,000	373,000,000	313,000,000	259,000,000	357,000,000	1,551,000,000	1,302,000,000	1,587,000,000
Research and development expenses	49,000,000	39,000,000	43,000,000	40,000,000	38,000,000	29,000,000	20,000,000	36,000,000	171,000,000	123,000,000	143,000,000
Goodwill impairment				0				157,000,000	0	157,000,000	0
Restructuring and other costs	6,000,000	3,000,000	5,000,000	3,000,000	15,000,000	18,000,000	2,000,000	42,000,000	17,000,000	77,000,000	81,000,000
Operating income (loss)	172,000,000	132,000,000	154,000,000	150,000,000	141,000,000	72,000,000	(99,000,000)	(117,000,000)	608,000,000	(3,000,000)	353,000,000
Other income and expenses:
Interest expense, net	12,000,000	14,000,000	15,000,000	14,000,000	15,000,000	14,000,000	11,000,000	6,000,000	55,000,000	46,000,000	27,000,000
Other expense (income), net	4,000,000	5,000,000	8,000,000	(9,000,000)	(3,000,000)	1,000,000	4,000,000	(1,000,000)	8,000,000	1,000,000	(12,000,000)
Income (loss) before income taxes	156,000,000	113,000,000	131,000,000	145,000,000	129,000,000	57,000,000	(114,000,000)	(122,000,000)	545,000,000	(50,000,000)	338,000,000
Provision for income taxes	37,000,000	29,000,000	35,000,000	33,000,000	24,000,000	9,000,000	(22,000,000)	12,000,000	134,000,000	23,000,000	82,000,000
Net income (loss)	119,000,000	84,000,000	96,000,000	112,000,000	105,000,000	48,000,000	(92,000,000)	(134,000,000)	411,000,000	(73,000,000)	256,000,000
Less: Net income (loss) attributable to noncontrolling interests	0		0	0	0		(1,000,000)	0	0	0	0
Net income (loss) attributable to Dentsply Sirona	$ 119,000,000	$ 84,000,000	$ 96,000,000	$ 112,000,000	$ 105,000,000	$ 47,000,000	$ (91,000,000)	$ (134,000,000)	$ 411,000,000	$ (73,000,000)	$ 256,000,000
Net income (loss) per common share attributable to Dentsply Sirona:
Basic (in dollars per share)	$ 0.55	$ 0.39	$ 0.44	$ 0.51	$ 0.48	$ 0.22	$ (0.42)	$ (0.61)	$ 1.88	$ (0.33)	$ 1.15
Diluted (in dollars per share)	$ 0.54	$ 0.38	$ 0.43	$ 0.51	$ 0.48	$ 0.22	$ (0.42)	$ (0.61)	$ 1.87	$ (0.33)	$ 1.14
Weighted average common shares outstanding:
Basic (in shares)									218.4	219.2	223.1
Diluted (in shares)									220.2	219.2	224.4