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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.

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- Definition Voting interest in foreign subsidiaries pledged against credit facility + References No definition available. + Details
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- Definition The net amount, measured at acquisition-date fair value, of all the assets acquired and liabilities assumed that arise from contingencies and were recognized by the entity. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (d)(1) -URI https://asc.fasb.org/extlink&oid=128092470&loc=d3e4845-128472 + Details
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- Definition Amount, before accumulated amortization, of debt issuance costs classified as current. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 3 -URI https://asc.fasb.org/extlink&oid=124435984&loc=d3e28555-108399 + Details
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- Definition The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(16)) -URI https://asc.fasb.org/extlink&oid=126897435&loc=d3e534808-122878 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(16)) -URI https://asc.fasb.org/extlink&oid=126734703&loc=d3e572229-122910 + Details
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