The components of investments, including associated derivatives, were as follows:

(In millions)	Cost Basis		Unrealized Gains		Unrealized Losses			Recorded Basis		Cash and Cash Equivalents		Short-term Investments		Equity and Other Investments


June 30, 2018

Cash	$	3,942	$	0	$	0		$	3,942	$	3,942	$	0	$	0
Mutual funds		246		0		0			246		246		0		0
Commercial paper		2,513		0		0			2,513		2,215		298		0
Certificates of deposit		2,058		0		0			2,058		1,865		193		0
U.S. government and agency securities		109,862		62		(1,167	)		108,757		3,678		105,079		0
Foreign government bonds		5,182		1		(10	)		5,173		0		5,173		0
Mortgage- and asset-backed securities		3,868		4		(13	)		3,859		0		3,859		0
Corporate notes and bonds		6,947		21		(56	)		6,912		0		6,912		0
Municipal securities		271		37		(1	)		307		0		307		0
Common and preferred stock		1,220		95		(10	)		1,305		0		0		1,305
Other investments		558		0		0			558		0		1		557


Total	$	136,667	$	220	$	(1,257	)	$	135,630	$	11,946	$	121,822	$	1,862

(In millions)	Cost Basis		Unrealized Gains		Unrealized Losses			Recorded Basis		Cash and Cash Equivalents		Short-term Investments		Equity and Other Investments


June 30, 2017

Cash	$	3,624	$	0	$	0		$	3,624	$	3,624	$	0	$	0
Mutual funds		1,478		0		0			1,478		1,478		0		0
Commercial paper		319		0		0			319		69		250		0
Certificates of deposit		1,358		0		0			1,358		972		386		0
U.S. government and agency securities		112,119		85		(360	)		111,844		16		111,828		0
Foreign government bonds		5,276		2		(13	)		5,265		1,504		3,761		0
Mortgage- and asset-backed securities		3,921		14		(4	)		3,931		0		3,931		0
Corporate notes and bonds		4,786		61		(12	)		4,835		0		4,835		0
Municipal securities		284		43		0			327		0		327		0
Common and preferred stock		2,472		3,062		(34	)		5,500		0		0		5,500
Other investments		523		0		0			523		0		0		523


Total	$	136,160	$	3,267	$	(423	)	$	139,004	$	7,663	$	125,318	$	6,023

Investments with continuous unrealized losses for less than 12 months and 12 months or greater and their related fair values were as follows:

	Less than 12 Months					12 Months or Greater							Total Unrealized Losses

(In millions)	Fair Value		Unrealized Losses			Fair Value		Unrealized Losses			Total Fair Value


June 30, 2018

U.S. government and agency securities	$	82,352	$	(1,064	)	$	4,459	$	(103	)	$	86,811	$	(1,167	)
Foreign government bonds		3,457		(7	)		13		(3	)		3,470		(10	)
Mortgage- and asset-backed securities		2,072		(9	)		96		(4	)		2,168		(13	)
Corporate notes and bonds		3,111		(43	)		301		(13	)		3,412		(56	)
Municipal securities		45		(1	)		0		0			45		(1	)
Common and preferred stock		75		(6	)		8		(4	)		83		(10	)


Total	$	91,112	$	(1,130	)	$	4,877	$	(127	)	$	95,989	$	(1,257	)

	Less than 12 Months					12 Months or Greater							Total Unrealized Losses

(In millions)	Fair Value		Unrealized Losses			Fair Value		Unrealized Losses			Total Fair Value


June 30, 2017

U.S. government and agency securities	$	87,558	$	(348	)	$	371	$	(12	)	$	87,929	$	(360	)
Foreign government bonds		4,006		(2	)		23		(11	)		4,029		(13	)
Mortgage- and asset-backed securities		1,068		(3	)		198		(1	)		1,266		(4	)
Corporate notes and bonds		669		(8	)		177		(4	)		846		(12	)
Common and preferred stock		69		(6	)		148		(28	)		217		(34	)


Total	$	93,370	$	(367	)	$	917	$	(56	)	$	94,287	$	(423	)