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v3.25.3

Acquisitions & Disposals - Narrative (Details) $ / shares in Units, employee in Thousands, $ in Thousands |  | 3 Months Ended | 6 Months Ended | 12 Months Ended
--- | --- | --- | --- | ---
Feb. 10, 2025 USD ($) employee country $ / shares | Sep. 30, 2025 USD ($) | Sep. 30, 2024 USD ($) | Sep. 30, 2025 USD ($) | Sep. 30, 2024 USD ($) | Mar. 31, 2024 USD ($)
Business Combination [Line Items] |  |  |  |  |  |
Impairment of operating lease |  |  |  | $ 0 | $ 3,268 |
Charlotte Manufacturing Operations |  |  |  |  |  |
Business Combination [Line Items] |  |  |  |  |  |
Fixed asset and inventory related impairment costs |  |  | $ 3,567 |  | 3,567 |
Impairment of operating lease |  |  | 3,268 |  | 3,268 |
Severance costs |  |  | 1,093 |  | 1,093 |
Charlotte Manufacturing Operations | Cost of Sales |  |  |  |  |  |
Business Combination [Line Items] |  |  |  |  |  |
Restructuring cost |  |  | 7,855 |  | 7,855 |
Charlotte Manufacturing Operations | Selling Expense |  |  |  |  |  |
Business Combination [Line Items] |  |  |  |  |  |
Restructuring cost |  |  | 22 |  | 22 |
Charlotte Manufacturing Operations | General and Administrative Expense |  |  |  |  |  |
Business Combination [Line Items] |  |  |  |  |  |
Restructuring cost |  |  | $ 51 |  | $ 51 |
Line of Credit | Revolving Credit Facility |  |  |  |  |  |
Business Combination [Line Items] |  |  |  |  |  |
Debt instrument, face amount | $ 500,000 |  |  |  |  |
JP Morgan Debt Agreement | Loans Payable |  |  |  |  |  |
Business Combination [Line Items] |  |  |  |  |  |
Debt instrument, face amount | 3,050,000 |  |  |  |  |
Perpetual Convertible Voting Preferred Equity Instrument | Convertible Debt |  |  |  |  |  |
Business Combination [Line Items] |  |  |  |  |  |
Debt instrument, face amount | $ 800,000 |  |  |  |  |
Debt instrument, interest rate | 7.00% |  |  |  |  |
Conversion price (in dollars per share) | $ / shares | $ 37.68 |  |  |  |  |
Kito Crosby |  |  |  |  |  |
Business Combination [Line Items] |  |  |  |  |  |
Number of employees | employee | 4 |  |  |  |  |
Number of countries in which entity operates | country | 50 |  |  |  |  |
Revenues |  |  |  |  |  | $ 1,100,000
CD&R | Columbus McKinnon |  |  |  |  |  |
Business Combination [Line Items] |  |  |  |  |  |
Ownership interest | 42.00% |  |  |  |  |
Kito Crosby |  |  |  |  |  |
Business Combination [Line Items] |  |  |  |  |  |
Business combination, expected price of acquisition | $ 2,700,000 |  |  |  |  |
Business combination, acquisition related costs |  | $ 9,996 |  | $ 18,099 |  |

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