Cash and Cash Equivalents, Investments and Funds Held for Customers (Tables)

9 Months Ended

Apr. 30, 2016

Cash and Cash Equivalents, Investments and Funds Held for Customers [Abstract]

Cash and cash equivalents, investments and funds held for customers by balance sheet classification

The following table summarizes our cash and cash equivalents, investments, and funds held for customers by balance sheet classification at the dates indicated.

	April 30, 2016				July 31, 2015
(In millions)	Amortized Cost		Fair Value		Amortized Cost		Fair Value
Classification on balance sheets:
Cash and cash equivalents	$	1,289	$	1,289	$	808	$	808
Investments	324		324		890		889
Funds held for customers	372		372		337		337
Long-term investments	28		28		27		27
Total cash and cash equivalents, investments, and funds held for customers	$	2,013	$	2,013	$	2,062	$	2,061

Cash and cash equivalents, investments and funds held for customers by investment category

The following table summarizes our cash and cash equivalents, investments, and funds held for customers by investment category at the dates indicated.

	April 30, 2016				July 31, 2015
(In millions)	Amortized Cost		Fair Value		Amortized Cost		Fair Value
Type of issue:
Total cash and cash equivalents	$	1,486	$	1,486	$	970	$	970
Available-for-sale debt securities:
Municipal bonds	175		175		507		506
Corporate notes	241		241		546		546
U.S. agency securities	83		83		12		12
Municipal auction rate securities	15		15		15		15
Total available-for-sale debt securities	514		514		1,080		1,079
Other long-term investments	13		13		12		12
Total cash and cash equivalents, investments, and funds held for customers	$	2,013	$	2,013	$	2,062	$	2,061

Available-for-sale debt securities classified by the stated maturity date of the security

The following table summarizes our available-for-sale debt securities classified by the stated maturity date of the security at the dates indicated.

	April 30, 2016				July 31, 2015
(In millions)	Amortized Cost		Fair Value		Amortized Cost		Fair Value
Due within one year	$	189	$	189	$	434	$	435
Due within two years	125		125		443		442
Due within three years	75		75		156		156
Due after three years	125		125		47		46
Total available-for-sale debt securities	$	514	$	514	$	1,080	$	1,079