Commitments (Tables)

12 Months Ended

Oct. 31, 2018

Commitments and Contingencies Disclosure [Abstract]

Future annual lease commitments and sublease rental income

As of October 31, 2018, future minimum lease commitments on the Company's operating leases were as follows:

Fiscal Year	In millions
2019	$	226
2020	207
2021	152
2022	131
2023	116
Thereafter	387
Less: Sublease rental income	(216		)
Total	$	1,003

Future unconditional purchase obligations

As of October 31, 2018, future unconditional purchase obligations were as follows:

Fiscal Year	In millions
2019	$	257
2020	196
2021	110
2022	16
2023	9
Thereafter	49
Total	$	637