Derivative Instruments and Hedging Activities (Tables)

12 Months Ended

Sep. 30, 2017

Derivative Instruments and Hedging Activities Disclosure [Abstract]

Effects on Consolidated Balance Sheets

The location and amounts of derivative instrument fair values in the consolidated balance sheet are segregated below between designated, qualifying hedging instruments and ones that are not designated for hedge accounting.

(Millions of dollars)	September 30, 2017		September 30, 2016
Asset derivatives-designated for hedge accounting
Interest rate swaps	$	7	$	23
Asset derivatives-undesignated for hedge accounting
Forward exchange contracts	8		3
Total asset derivatives (A)	$	15	$	25
Liability derivatives-designated for hedge accounting
Interest rate swaps	—		18
Liability derivatives-undesignated for hedge accounting
Forward exchange contracts	7		13
Total liability derivatives (B)	$	7	$	31

(A) All asset derivatives are included in Prepaid expenses and other.

(B) All liability derivatives are included in Accrued expenses.