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Segment Information
 3 Months Ended
Mar. 31, 2024
Segment Reporting Information, Revenue for Reportable Segment [Abstract]  
Segment Information SEGMENT INFORMATION
Gross profit is the Company’s measure for segment reporting. There were no intersegment sales in the periods presented. Refer to Note 2, Revenue and Contracts with Customers, of this Quarterly Report on Form 10-Q for additional details on revenue for each segment. The following table presents the Company’s segment information (in millions):

 Three Months Ended 
 March 31,
20242023
Revenue
LEU segment:
Separative work units$23.6 $58.8 
Uranium— — 
Total23.6 58.8 
Technical Solutions segment20.1 8.1 
Total revenue$43.7 $66.9 
Segment Gross Profit
LEU segment$0.5 $23.9 
Technical Solutions segment3.8 (0.9)
Gross profit$4.3 $23.0 


Revenue from Major Customers (10% or More of Total Revenue)

In the three months ended March 31, 2024, one customer in the LEU segment individually represented $18.9 million of revenue and one customer in the Technical Solutions segment individually represented $19.8 million of revenue.
In the three months ended March 31, 2023, two customers in the LEU segment individually represented $41.6 million and $8.4 million of revenue and one customer in the Technical Solutions segment individually represented $8.0 million revenue.