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Debt (Details) $ / shares in Units, € in Thousands, £ in Thousands			12 Months Ended
	May 15, 2020 USD ($) $ / shares	May 15, 2015 USD ($)	Mar. 31, 2023 USD ($) $ / shares	Mar. 31, 2022 USD ($) $ / shares	Mar. 31, 2020	Mar. 31, 2023 EUR (€)	Mar. 31, 2023 GBP (£)	Jun. 30, 2022 USD ($)	Jun. 02, 2021 $ / shares shares	Apr. 01, 2021 USD ($)	Mar. 19, 2021 USD ($)	Feb. 27, 2017 USD ($)	Feb. 27, 2017 EUR (€)	Feb. 27, 2017 GBP (£)	Dec. 31, 2012 USD ($)
Debt Instrument [Line Items]
Long-term Debt, Current Maturities			$ 60,000,000
Line of Credit Facility, Amount Outstanding			301,672,000	$ 58,908,000
Long-term Debt			3,100,100,000
Long-term Debt			3,018,655,000	2,945,481,000
Long-term Debt, Maturities, Repayments of Principal in Year Two			165,938,000
Long-term Debt, Maturities, Repayments of Principal in Year Three			479,173,000
Long-term Debt, Maturities, Repayments of Principal in Year Four			614,942,000
Long-term Debt, Maturities, Repayments of Principal after Year Five			1,780,047,000
Term loan, current portion			27,500,000	27,500,000
Delayed draw term loan, current portion			32,500,000	24,375,000
Short-term Debt			60,000,000	142,875,000
Debt Issuance Costs, Net			(21,444,000)	(25,278,000)
Term Loan, long term portion			45,000,000	177,500,000
Delayed Draw Term Loan, long term portion			593,125,000	625,625,000				$ 650,000,000
Debt, Long-Term and Short-Term, Combined Amount			$ 3,078,655,000	3,088,356,000
Business Acquisition, Shares Received Per Ordinary Share | shares									0.33787
Common Stock, Par or Stated Value Per Share | $ / shares			$ 0.001						$ 0.001
Debt Instrument, Convertible, Units of Property Reference									25.0843
Debt Instrument, Convertible, Parent Shares | shares									8.4752
Debt Instrument, Convertible, Cash Per One Thousand Dollars Ratio									424.68
Debt Instrument, Convertible, Increase in Conversion Rate, Shares | shares									0.9931
Debt Instrument, Convertible, Stock Price | $ / shares									$ 81.3520
Consideration related to equity component of convertible debt				175,555,000
Convertible debt premium liability			$ 203,361,000
Private Placement
Debt Instrument [Line Items]
Senior Notes, Current			0	$ 91,000,000
Cantel Medical Corp.
Debt Instrument [Line Items]
Business Acquisition, Share Price | $ / shares				$ 188,070.00					$ 16.93
Consideration related to equity component of convertible debt				$ 175,555,000
10 year maturity
Debt Instrument [Line Items]
Debt Instrument, Term		10 years			10 years
15 year maturity
Debt Instrument [Line Items]
Debt Instrument, Term		15 years
Debt Instrument, Maturity Date, Description					15 years
Senior Notes
Debt Instrument [Line Items]
Senior Notes		$ 350,000,000													$ 200,000,000
Long-term Debt			750,302,000	849,726,000
Debt Instrument, Face Amount										$ 1,350,000,000
Long-term Debt, Cash Settlement Value				371,361,000
Senior Notes, Noncurrent			$ 1,350,000,000	1,350,000,000
Convertible Debt
Debt Instrument [Line Items]
Debt Instrument, Face Amount	$ 168,000,000
STE 3.70% due 2022 Senior Notes
Debt Instrument [Line Items]
Debt Instrument, Interest Rate, Stated Percentage			3.20%			3.20%	3.20%
Debt Instrument, Face Amount			$ 0	91,000,000
Debt Instrument, Issued, Principal			$ 91,000,000
STE 3.85% due 2024 Senior Notes
Debt Instrument [Line Items]
Debt Instrument, Interest Rate, Stated Percentage			3.35%			3.35%	3.35%
Debt Instrument, Face Amount			$ 80,000,000	80,000,000
STE 4.05% due 2027 Senior Notes
Debt Instrument [Line Items]
Debt Instrument, Interest Rate, Stated Percentage			3.55%			3.55%	3.55%
Debt Instrument, Face Amount			$ 25,000,000	25,000,000
STE 3.45% due 2025 Senior Notes
Debt Instrument [Line Items]
Debt Instrument, Interest Rate, Stated Percentage			3.45%			3.45%	3.45%
Debt Instrument, Face Amount			$ 125,000,000	125,000,000
STE 3.55% due 2027 Senior Notes
Debt Instrument [Line Items]
Debt Instrument, Interest Rate, Stated Percentage			3.55%			3.55%	3.55%
Debt Instrument, Face Amount			$ 125,000,000	125,000,000
STE 3.70% due 2030 Senior Notes
Debt Instrument [Line Items]
Debt Instrument, Interest Rate, Stated Percentage			3.70%			3.70%	3.70%
Debt Instrument, Face Amount			$ 100,000,000	100,000,000
STE 3.93% due 2027 Senior Notes
Debt Instrument [Line Items]
Debt Instrument, Interest Rate, Stated Percentage			3.93%			3.93%	3.93%
Debt Instrument, Face Amount			$ 50,000,000	50,000,000
STE 1.86% due 2027 Senior Notes
Debt Instrument [Line Items]
Debt Instrument, Interest Rate, Stated Percentage			1.86%			1.86%	1.86%
Debt Instrument, Face Amount			$ 65,254,000	66,815,000		€ 60,000
STE 4.03% due 2029 Senior Notes
Debt Instrument [Line Items]
Debt Instrument, Interest Rate, Stated Percentage			4.03%			4.03%	4.03%
Debt Instrument, Face Amount			$ 45,000,000	45,000,000
STE 2.04% due 2029 Senior Notes
Debt Instrument [Line Items]
Debt Instrument, Interest Rate, Stated Percentage			2.04%			2.04%	2.04%
Debt Instrument, Face Amount			$ 21,752,000	22,271,000		€ 20,000
STE 3.04% due 2029 Senior Notes
Debt Instrument [Line Items]
Debt Instrument, Interest Rate, Stated Percentage			3.04%			3.04%	3.04%
Debt Instrument, Face Amount			$ 55,579,000	59,089,000			£ 45,000
STE 2.30% due 2032 Senior Notes
Debt Instrument [Line Items]
Debt Instrument, Interest Rate, Stated Percentage			2.30%			2.30%	2.30%
Debt Instrument, Face Amount			$ 20,664,000	21,158,000		€ 19,000
STE 3.17% due 2032 Senior Notes
Debt Instrument [Line Items]
Debt Instrument, Interest Rate, Stated Percentage			3.17%			3.17%	3.17%
Debt Instrument, Face Amount			$ 37,053,000	39,393,000			£ 30,000
Private Placement
Debt Instrument [Line Items]
Senior Notes, Noncurrent			$ 750,302,000	$ 758,726,000
United States of America, Dollars
Debt Instrument [Line Items]
Senior Notes												$ 95,000,000
United Kingdom, Pounds
Debt Instrument [Line Items]
Senior Notes | £														£ 75,000
Euro Member Countries, Euro
Debt Instrument [Line Items]
Senior Notes | €													€ 99,000
2031 Notes | Senior Notes
Debt Instrument [Line Items]
Debt Instrument, Interest Rate, Stated Percentage										2.70%
Debt Instrument, Face Amount										$ 675,000,000
2051 Notes | Senior Notes
Debt Instrument [Line Items]
Debt Instrument, Interest Rate, Stated Percentage										3.75%
Debt Instrument, Face Amount										$ 675,000,000
Cantel Convertible Senior Notes
Debt Instrument [Line Items]
Debt Instrument, Interest Rate, Stated Percentage	3.25%
Debt Instrument, Convertible, Conversion Price | $ / shares	$ 41.51
Debt Instrument, Convertible, Conversion Ratio	24.0912
Term Loan Facility | Line of Credit
Debt Instrument [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity											$ 550,000,000
Debt Instrument, Interest Rate, Stated Percentage			1.875%			1.875%	1.875%				1.25%
Revolving Credit Facility [Member] | Line of Credit
Debt Instrument [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity											$ 1,250,000,000
Bridge Loan | Line of Credit
Debt Instrument [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity											625,000,000
Delayed Draw Term Loan | Line of Credit
Debt Instrument [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity											$ 750,000,000
Debt Instrument, Interest Rate, Stated Percentage			1.875%			1.875%	1.875%				1.25%

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