Borrowings (Details) - USD ($) $ in Millions	Oct. 31, 2016	Oct. 31, 2015
Notes Payable and Short-Term Borrowings
Current portion of long-term debt	$ 2,776	$ 161
Amount Outstanding	$ 3,532	$ 691
Current portion of long-term debt, weighted average interest rate (as a percent)	1.70%	2.60%
FS Commercial paper
Notes Payable and Short-Term Borrowings
Amount Outstanding	$ 326	$ 39
Weighted-Average Interest Rate	0.10%	0.20%
Notes payable to banks, lines of credit and other(1)
Notes Payable and Short-Term Borrowings
Amount Outstanding	$ 430	$ 491
Weighted-Average Interest Rate	2.00%	2.70%
Notes payable to banks, lines of credit and other(1) | Financial Services
Notes Payable and Short-Term Borrowings
Short term borrowings	$ 381	$ 374