Debt - Credit Agreement - Additional Information (Details) $ in Thousands				3 Months Ended				6 Months Ended
		Oct. 02, 2023 USD ($)	Jan. 03, 2023 USD ($)	Jun. 30, 2023 USD ($)	Mar. 31, 2023 USD ($)	Jun. 30, 2022 USD ($)	Mar. 31, 2022 USD ($)	Mar. 31, 2023 USD ($)	Mar. 31, 2022 USD ($)	May 03, 2023 USD ($)	Sep. 30, 2022 USD ($)	Feb. 13, 2020
Debt Instrument [Line Items]
Credit facility amount			$ 1,250,000
Voting interest in domestic subsidiaries pledged against credit facility					100.00%
Voting interest in foreign subsidiaries pledged against credit facility								65.00%
Senior secured leverage ratio					1.75			1.75
Leverage ratio, actual					0.0341			0.0341
Senior debt leverage ratio, actual					0.0209			0.0209
Fixed charge coverage ratio, actual					0.0640			0.0640
Financing costs								$ 13,355	$ 0
Deferred debt issuance cost					$ 9,200			9,200
Financing cost current					4,200			4,200
Periodic interest payment					$ 20,400		$ 21,500	$ 25,200	$ 23,800
Interest rate during period					5.20%		3.20%	4.70%	3.20%
Interest expense				$ 41,500		$ 12,200		$ 57,900	$ 25,200
Servicemax Inc. acquisition
Debt Instrument [Line Items]
Fair value adjustments related to acquisition								620,000
Payments to acquire business, net of cash		$ 650,000	828,200
Deferred purchase price payment			$ 650,000		$ 650,000			650,000
Interest expense					10,000			10,000
3.625% Senior Notes Due 2025
Debt Instrument [Line Items]
Interest rate			3.625%									3.625%
Subsequent Event
Debt Instrument [Line Items]
Payment to credit facility revolver										$ 65,000
Credit facility revolvering line										$ 65,000
Line of Credit
Debt Instrument [Line Items]
Line of credit facility, maximum borrowing capacity expansion amount			$ 500,000
Unused commitments under credit facility					825,000			$ 825,000
Credit facility maturity date								Jan. 03, 2028
Basis spread on variable rate								0.10%
Investment limit in foreign subsidiaries					100,000			$ 100,000
Cash investment limit for acquisition of business					$ 350,000			$ 350,000
Total leverage ratio					0.0450			0.0450
Senior secured leverage ratio					3.00			3.00
Minimum fixed charge coverage ratio allowed under debt covenant					3.00			3.00
Increase in leverage ratio					0.25			0.25
Quarterly installment								0.625%
Quarterly installment, Thereafter								1.25%
Financing costs								$ 13,400
Increase in Leverage ratio					0.25			0.25
Line of Credit | Long-term Debt [Member]
Debt Instrument [Line Items]
Payment to credit facility revolver	[1]				$ 425,000			$ 425,000			$ 359,000
Credit facility revolvering line	[1]				425,000			$ 425,000			$ 359,000
Line of Credit | Minimum
Debt Instrument [Line Items]
Variable interest rate, length of time between updates								30 days
Basis spread on variable rate								1.25%
Credit facility commitment fees percentage								0.175%
Line of Credit | Minimum | Base Rate
Debt Instrument [Line Items]
Basis spread on variable rate								0.25%
Line of Credit | Maximum
Debt Instrument [Line Items]
Variable interest rate, length of time between updates								180 days
Basis spread on variable rate								2.00%
Credit facility commitment fees percentage								0.325%
Line of Credit | Maximum | Base Rate
Debt Instrument [Line Items]
Basis spread on variable rate								1.00%
Secured Debt
Debt Instrument [Line Items]
Cash investment limit for acquisition of business					$ 350,000			$ 350,000
Secured Debt | Revolving Loan, Reset Period One
Debt Instrument [Line Items]
Annual rate for borrowings outstanding					6.44%			6.44%
Revolving Credit Facility
Debt Instrument [Line Items]
Credit facility amount					$ 766,000			$ 766,000
EBITDA, covenant, percent								10.00%

[1] Unamortized debt issuance costs related to the credit facility were $2.3 million included in Other current assets and $8.7 million included in Other assets on the Consolidated Balance Sheet as of March 31, 2023 and $2.7 million included in Other assets on the Consolidated Balance Sheet as of September 30, 2022.