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

3 Months Ended

Oct. 31, 2011

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, 2011				July 31, 2011
(In millions)	Amortized Cost		Fair Value		Amortized Cost		Fair Value
Classification on balance sheets:
Cash and cash equivalents	$	333	$	333	$	722	$	722
Investments	718		718		698		699
Funds held for customers	321		321		413		414
Long-term investments	59		59		63		63
Total cash and cash equivalents, investments and funds held for customers	$	1,431	$	1,431	$	1,896	$	1,898

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, 2011				July 31, 2011
(In millions)	Amortized Cost		Fair Value		Amortized Cost		Fair Value
Type of issue:
Total cash and cash equivalents	$	479	$	479	$	961	$	961
Available-for-sale debt securities:
Municipal bonds	397		397		434		434
Municipal auction rate securities	54		54		59		59
Corporate notes	333		333		287		288
U.S. agency securities	163		163		151		152
Total available-for-sale debt securities	947		947		931		933
Other long-term investments	5		5		4		4
Total cash and cash equivalents, investments and funds held for customers	$	1,431	$	1,431	$	1,896	$	1,898

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, 2011				July 31, 2011
(In millions)	Amortized Cost		Fair Value		Amortized Cost		Fair Value
Due within one year	$	252	$	252	$	267	$	267
Due within two years	388		388		323		324
Due within three years	182		182		190		191
Due after three years	125		125		151		151
Total available-for-sale debt securities	$	947	$	947	$	931	$	933