Debt

6 Months Ended

Jun. 30, 2022

Debt [Abstract]

Debt

9. Debt

Changes in debt (in millions) were as follows:

	For the Six
	Months Ended
	June 30,
	2022
Balance as of beginning-of-year	$	6,625
3.40% senior notes issued, due 2032		300
Repayment of 4.20% senior notes, due 2022		(300	)
Unamortized premiums (discounts)		(1	)
Unamortized debt issuance costs		(1	)
Unamortized adjustments from discontinued hedges		(7	)
Fair value hedge on interest rate swap agreements		(118	)
Balance as of end-of-period	$	6,498