PROPERTY AND DEPRECIATION (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Oct. 31, 2012	Oct. 31, 2011	Oct. 31, 2010
Summary of property and equipment
Property and equipment-net	$ 5,011.9	$ 4,352.3	$ 3,791.0
Property and equipment, additions	1,376	1,059	802
Depreciation	555	516	540
Capitalized interest	7	8	6
Leased property and equipment under capital leases, at cost	47	41
Accumulated depreciation on leased property and equipment under capital leases	25	23
Capitalized computer software estimated useful life	3 years
Capitalized software costs, including purchased and internally developed software	684	592
Capitalized software, accumulated amortization	493	451
Amortization of capitalized computer software costs	89	73	68
Leased software assets under capital leases	42	40
Equipment Operations
Summary of property and equipment
Total property and equipment at cost	10,201	9,394
Less accumulated depreciation	5,250	5,107
Property and equipment-net	4,950.5	4,287.5
Equipment Operations | Land
Summary of property and equipment
Total property and equipment at cost	137	117
Equipment Operations | Buildings and Building Equipment
Summary of property and equipment
Weighted-average useful lives	23 years
Total property and equipment at cost	2,584	2,430
Equipment Operations | Machinery and Equipment
Summary of property and equipment
Weighted-average useful lives	11 years
Total property and equipment at cost	4,393	4,254
Equipment Operations | Dies, Patterns, Tools, etc
Summary of property and equipment
Weighted-average useful lives	8 years
Total property and equipment at cost	1,330	1,213
Equipment Operations | All Other
Summary of property and equipment
Weighted-average useful lives	6 years
Total property and equipment at cost	819	731
Equipment Operations | Construction in Progress
Summary of property and equipment
Total property and equipment at cost	938	649
Financial Services
Summary of property and equipment
Total property and equipment at cost	110	114
Less accumulated depreciation	49	49
Property and equipment-net	61.4	64.9
Financial Services | Land
Summary of property and equipment
Total property and equipment at cost	4	4
Financial Services | Buildings and Building Equipment
Summary of property and equipment
Weighted-average useful lives	27 years
Total property and equipment at cost	70	71
Financial Services | All Other
Summary of property and equipment
Weighted-average useful lives	6 years
Total property and equipment at cost	$ 36	$ 39