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

6 Months Ended

Jan. 31, 2018

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.

	January 31, 2018				July 31, 2017
(In millions)	Amortized Cost		Fair Value		Amortized Cost		Fair Value
Classification on balance sheets:
Cash and cash equivalents	$	478	$	478	$	529	$	529
Investments	250		248		247		248
Funds held for customers	422		422		372		372
Long-term investments	28		28		31		31
Total cash and cash equivalents, investments, and funds held for customers	$	1,178	$	1,176	$	1,179	$	1,180

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.

	January 31, 2018				July 31, 2017
(In millions)	Amortized Cost		Fair Value		Amortized Cost		Fair Value
Type of issue:
Total cash and cash equivalents	$	700	$	700	$	701	$	701
Available-for-sale debt securities:
Municipal bonds	51		50		63		63
Corporate notes	389		388		381		382
U.S. agency securities	10		10		3		3
Municipal auction rate securities	15		15		15		15
Total available-for-sale debt securities	465		463		462		463
Other long-term investments	13		13		16		16
Total cash and cash equivalents, investments, and funds held for customers	$	1,178	$	1,176	$	1,179	$	1,180

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.

	January 31, 2018				July 31, 2017
(In millions)	Amortized Cost		Fair Value		Amortized Cost		Fair Value
Due within one year	$	208	$	208	$	209	$	209
Due within two years	158		157		164		164
Due within three years	69		68		59		60
Due after three years	30		30		30		30
Total available-for-sale debt securities	$	465	$	463	$	462	$	463