v3.25.2
Note 13 - Accumulated Other Comprehensive Loss - Schedule of Comprehensive Loss (Details) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2025
Jun. 30, 2024
Jun. 30, 2025
Jun. 30, 2024
Total other comprehensive loss, pre tax $ 136.2 $ 9.5 $ 196.0 $ (38.5)
Total other comprehensive loss, tax (0.8) (0.1) 1.3 2.7
Total other comprehensive loss, net 135.4 9.4 197.3 (35.8)
Accumulated Foreign Currency Adjustment Attributable to Parent [Member]        
Total other comprehensive loss, pre tax 135.9 3.6 194.7 (22.8)
Total other comprehensive loss, tax (0.8) (0.1) 1.3 2.7
Total other comprehensive loss, net 135.1 3.5 196.0 (20.1)
Reclassification to Net Income [Member]        
Total other comprehensive loss, pre tax [1] 0.3 5.9 1.3 (15.7)
Total other comprehensive loss, tax [1] 0.0 0.0 0.0 0.0
Total other comprehensive loss, net [1] $ 0.3 $ 5.9 $ 1.3 $ (15.7)
[1] Reclassifications to net income are primarily related to the release of accumulated foreign currency translation reserves during the period in which a JHG entity liquidated.