v3.25.1
Accumulated Other Comprehensive Income (Loss)
 12 Months Ended
Mar. 31, 2025
Equity [Abstract]  
Accumulated Other Comprehensive Income (Loss) Accumulated Other Comprehensive Income (Loss)
All amounts recorded in other comprehensive income (loss) (“OCI”) are related to the Company's post-retirement plans and interest rate swaps designated as cash flow hedges. The following table presents the changes in Accumulated OCI:
Post-retirement plansDerivatives designated as cash flow hedgesTotal
Balance at March 31, 2022
$9 $— $9 
OCI, before reclassifications to earnings and income taxes15 15 30 
Income taxes(4)(4)(8)
OCI before reclassifications to earnings, net of income taxes11 11 22 
Amounts reclassified from AOCI to earnings, before income taxes— (1)(1)
Income taxes— — — 
Amounts reclassified from AOCI to earnings, net of income taxes(1)
— (1)(1)
Current-period OCI, net of income taxes11 10 21 
Balance at March 31, 2023
$20 $10 $30 
OCI, before reclassifications to earnings and income taxes(21)12 (9)
Income taxes4 (3)1 
OCI before reclassifications to earnings, net of income taxes(17)9 (8)
Amounts reclassified from AOCI to earnings, before income taxes(2)(15)(17)
Income taxes1 4 5 
Amounts reclassified from AOCI to earnings, net of income taxes(1)
(1)(11)(12)
Current-period OCI, net of income taxes(18)(2)(20)
Balance at March 31, 2024
$2 $8 $10 
OCI, before reclassifications to earnings and income taxes(42)(2)(44)
Income taxes11 1 12 
OCI before reclassifications to earnings, net of income taxes(31)(1)(32)
Amounts reclassified from AOCI to earnings, before income taxes (1)
1 (10)(9)
Income taxes— 2 2 
Amounts reclassified from AOCI to earnings, net of income taxes1 (8)(7)
Current-period OCI, net of income taxes(30)(9)(39)
Balance at March 31, 2025
$(28)$(1)$(29)
(1)The reclassifications from accumulated OCI to net income are included in interest expense, net in the Consolidated Statements of Operations.