v3.25.2
Stockholders' Equity (Tables)
 6 Months Ended
Jun. 30, 2025
Equity [Abstract]  
Schedule of Share Repurchase Program
Summary of activity under the SRP:
Three Months Ended June 30, 2025Six Months Ended June 30, 2025
Number of Shares
Share Price (a)
Total AmountNumber of Shares
Share Price (a)
Total Amount
Share repurchases— $— $— 452,130 $186.24 $85 
Share retirements— — — 452,130 186.24 85 
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(a)Weighted average price per share, including transaction costs and excise taxes.
Schedule of Accumulated Other Comprehensive Income
Changes in AOCI for the periods were:
Six Months Ended June 30,
20252024
Beginning balance$(12)$(23)
Gains (losses) arising during the period
8 1 
Reclassifications to Consolidated Statements of Operations
(4)(12)
Income tax benefit (expense)(1)5 
Other comprehensive income (loss)3 (6)
Accumulated other comprehensive income (loss)$(9)$(29)

The components of AOCI, net of tax, as of June 30, were:
20252024
Available-for-sale securities unrealized gain (loss), net$1 $(1)
Postretirement benefit prior service credits (costs), net13 — 
Postretirement benefit actuarial gain (loss), net(23)(28)
Accumulated other comprehensive income (loss)$(9)$(29)