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REVENUE (Free or Discounted Instruments and Systems) (Details) - Free or discounted instruments and systems - USD ($) $ in Millions | 12 Months Ended |
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Dec. 31, 2023 | Dec. 31, 2022
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] |  |
Commitment contract assets | $ 223.1 | $ 190.8
Commitment contract assets reclassified to accounts receivable | $ 43.2 |

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