Discontinued Operations Carrying Amounts of Major Classes of Assets and Liabilities (Details) (Intuit Financial Services [Member], USD $) In Millions, unless otherwise specified	Jul. 31, 2013	Jul. 31, 2012
Intuit Financial Services [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Accounts receivable	$ 40	$ 41
Other current assets	4	5
Property and equipment, net	31	24
Goodwill	914	914
Purchased intangible assets, net	4	6
Other assets	6	12
Total assets	999	1,002
Accounts payable	15	18
Accrued compensation	21	17
Deferred revenue	3	4
Long-term obligations	9	10
Total liabilities	48	49
Net assets	$ 951	$ 953