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v3.26.1

INDEBTEDNESS - Senior Credit Facilities (Details) - USD ($) $ in Millions | 6 Months Ended |
--- | --- | ---
Jun. 27, 2026 | Sep. 09, 2025
Line of Credit Facility [Line Items] |  |
Borrowings | $ 497.1 |
Foreign Credit Instrument Facilities |  |
Line of Credit Facility [Line Items] |  |
Letters of credit issued, amount outstanding | 7.4 |
Senior Credit Facility | Revolving loans |  |
Line of Credit Facility [Line Items] |  |
Maximum borrowing capacity under financing arrangement |  | $ 1,500.0
Senior Credit Facility | Current SPX Term Loan Facility |  |
Line of Credit Facility [Line Items] |  |
Face amount of debt |  | 500.0
Revolving loans | Revolving loans |  |
Line of Credit Facility [Line Items] |  |
Amount of available borrowing capacity | 1,457.3 |
Borrowings | 214.9 |
Revolving loans | Revolving loans | United States |  |
Line of Credit Facility [Line Items] |  |
Borrowings | 40.0 |
Letter of Credit | Financial Letters Of Credit | Revolving loans |  |
Line of Credit Facility [Line Items] |  |
Maximum borrowing capacity under financing arrangement |  | 200.0
Letter of Credit | Non - Financial Letters Of Credit | Revolving loans |  |
Line of Credit Facility [Line Items] |  |
Maximum borrowing capacity under financing arrangement |  | 50.0
Letter of Credit | Non-U.S. Exposure | Revolving loans |  |
Line of Credit Facility [Line Items] |  |
Maximum borrowing capacity under financing arrangement |  | 250.0
Letter of Credit | Bilateral Foreign Credit Instrument Facility | Revolving loans |  |
Line of Credit Facility [Line Items] |  |
Maximum borrowing capacity under financing arrangement |  | $ 25.0
Letter of Credit | Domestic Revolving Loan Facility |  |
Line of Credit Facility [Line Items] |  |
Maximum borrowing capacity under financing arrangement | 2.7 |
Foreign credit instrument facility |  |
Line of Credit Facility [Line Items] |  |
Amount of available borrowing capacity | $ 17.6 |
Line of Credit |  |
Line of Credit Facility [Line Items] |  |
Weighted-average interest rate of senior credit facilities | 5.00% |

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