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Goodwill
6 Months Ended
Jun. 30, 2024
Goodwill and Intangible Assets Disclosure [Abstract]  
Goodwill Goodwill
The changes in the carrying amount of goodwill through June year-to-date 2024 are included in the table below. The goodwill resulting from the acquisition of MRP during the second quarter of 2024 was allocated to the SET reportable segment (see Acquisition and Disposition footnote).

As of
Year-End 2023
Additions to GoodwillImpairment AdjustmentsAs of Second
Quarter-End 2024
Science, Engineering & Technology$111.3 $221.5 $— $332.8 
Education39.8 — — 39.8 
Total$151.1 $221.5 $— $372.6