Debt and Financing Arrangements (Tables)

9 Months Ended

Jun. 30, 2021

Debt Disclosure [Abstract]

Components of Net Financing Charges

Net financing charges consisted of the following (in millions):

	Three Months Ended June 30,				Nine Months Ended June 30,
	2021		2020		2021		2020
Interest expense, net of capitalized interest costs	$	55	$	58	$	167	$	182
Banking fees and bond cost amortization	7		8		19		18
Interest income	(1)		(3)		(7)		(21)
Net foreign exchange results for financing activities	(5)		(5)		(20)		(10)
Net financing charges	$	56	$	58	$	159	$	169