Consolidated and Combined Statements of Cash Flows - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Cash flows from operating activities:
Net income	$ 340.5	$ 33.3	$ 217.6
Noncash items:
Depreciation	40.8	42.4	39.0
Amortization	82.8	90.2	89.5
Allowance for credit losses	5.6	23.0	9.5
Stock-based compensation expense	28.2	22.6	18.4
Gain on sale of property, plant and equipment	(2.2)	0.0	0.0
Gain on sale of Kavo treatment unit and instrument business	(11.7)	0.0	0.0
Restructuring charges	10.8	11.1	0.0
Impairment charges	18.4	32.6	0.0
Amortization of right-of-use assets	28.3	30.5	39.6
Amortization of debt discount and issuance costs	23.3	13.4	0.0
Change in deferred income taxes	(59.0)	(91.4)	(8.9)
Change in trade accounts receivable	(43.2)	71.9	3.3
Change in inventories	(66.0)	11.9	(1.5)
Change in trade accounts payable	(20.3)	21.6	(7.9)
Change in prepaid expenses and other assets	(11.5)	(2.5)	(8.6)
Change in accrued expenses and other liabilities	34.3	10.0	44.5
Change in operating lease liabilities	(37.5)	(36.7)	(37.0)
Net cash provided by operating activities	361.6	283.9	397.5
Cash flows from investing activities:
Acquisitions, net of cash acquired	(2.1)	(40.7)	0.0
Payments for additions to property, plant and equipment	(54.7)	(47.7)	(77.8)
Proceeds from sales of property, plant and equipment	11.6	5.3	1.6
Proceeds from sale of Kavo treatment unit and instrument business	312.5	0.0	0.0
All other investing activities	(4.6)	14.0	(2.2)
Net cash provided by (used) in investing activities	262.7	(69.1)	(78.4)
Cash flows from financing activities:
Proceeds from issuance of convertible senior notes	0.0	517.5	0.0
Payment of debt issuance and other deferred financing costs	(2.3)	(17.2)	(2.4)
Proceeds from revolving line of credit	0.0	249.8	0.0
Repayment of revolving line of credit	0.0	(250.0)	0.0
Proceeds from borrowings	0.0	0.0	1,318.3
Repayment of borrowings	(475.7)	0.0	(0.3)
Purchase of capped calls related to issuance of convertible senior notes	0.0	(20.7)	0.0
Proceeds from stock option exercises	19.5	13.8	0.0
Proceeds from the public offering of common stock, net of issuance costs	0.0	0.0	643.4
Consideration to Former Parent in connection with the Separation	0.0	0.0	(1,950.0)
Net transfers to Former Parent	0.0	0.0	(116.5)
All other financing activities	(7.1)	(0.7)	(0.2)
Net cash (used in) provided by financing activities	(465.6)	492.5	(107.7)
Effect of exchange rate changes on cash and cash equivalents	26.0	(29.6)	(0.2)
Net change in cash and cash equivalents	184.7	677.7	211.2
Beginning balance of cash and cash equivalents	888.9	211.2	0.0
Ending balance of cash and cash equivalents	1,073.6	888.9	211.2
Supplemental data:
Cash paid for interest	35.7	56.7	7.7
Cash paid for taxes	84.0	28.6	30.7
ROU assets obtained in exchange for operating lease obligations	$ 24.7	$ 28.1	$ 59.5