v3.26.1
Equity
 3 Months Ended
Mar. 31, 2026
Equity [Abstract]  
Stockholders' Equity Note Disclosure
8. EQUITY

Contributions from AES
In April 2026, DPL received equity capital contributions from AES totaling $87.5 million. DPL then made the same investments in AES Ohio. The proceeds are primarily for funding needs related to AES Ohio's capital expenditure program.

AOCI/(AOCL)
The changes in the components of AOCI during the three months ended March 31, 2026 are as follows:

$ in millions
Change in cash flow hedges
Change in unfunded pension and other postretirement obligations
Total
Balance as of January 1, 2026
$
17.4 
$
(1.7)
$
15.7 
Amounts reclassified from AOCI to earnings
(0.2)
— 
(0.2)
Balance as of March 31, 2026
$
17.2 
$
(1.7)
$
15.5