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

3 Months Ended

Oct. 31, 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.

	October 31, 2016				July 31, 2016
(In millions)	Amortized Cost		Fair Value		Amortized Cost		Fair Value
Classification on balance sheets:
Cash and cash equivalents	$	360	$	360	$	638	$	638
Investments	245		245		441		442
Funds held for customers	326		326		304		304
Long-term investments	28		28		28		28
Total cash and cash equivalents, investments, and funds held for customers	$	959	$	959	$	1,411	$	1,412

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.

	October 31, 2016				July 31, 2016
(In millions)	Amortized Cost		Fair Value		Amortized Cost		Fair Value
Type of issue:
Total cash and cash equivalents	$	486	$	486	$	742	$	742
Available-for-sale debt securities:
Municipal bonds	89		89		186		186
Corporate notes	356		356		419		420
U.S. agency securities	—		—		36		36
Municipal auction rate securities	15		15		15		15
Total available-for-sale debt securities	460		460		656		657
Other long-term investments	13		13		13		13
Total cash and cash equivalents, investments, and funds held for customers	$	959	$	959	$	1,411	$	1,412

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.

	October 31, 2016				July 31, 2016
(In millions)	Amortized Cost		Fair Value		Amortized Cost		Fair Value
Due within one year	$	223	$	223	$	285	$	285
Due within two years	123		123		209		210
Due within three years	97		97		143		143
Due after three years	17		17		19		19
Total available-for-sale debt securities	$	460	$	460	$	656	$	657