| Investment Components, Including Associated Derivatives |
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, 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 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
(In millions) |
|
Cost Basis |
|
|
Unrealized
Gains |
|
|
Unrealized
Losses |
|
|
Recorded
Basis |
|
|
Cash
and Cash
Equivalents |
|
|
Short-term
Investments |
|
|
Equity
and Other
Investments |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
June 30, 2016 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Cash |
|
$ |
3,501 |
|
|
$ |
0 |
|
|
$ |
0 |
|
|
$ |
3,501 |
|
|
$ |
3,501 |
|
|
$ |
0 |
|
|
$ |
0 |
|
|
Mutual funds |
|
|
1,012 |
|
|
|
0 |
|
|
|
0 |
|
|
|
1,012 |
|
|
|
1,012 |
|
|
|
0 |
|
|
|
0 |
|
|
Commercial paper |
|
|
298 |
|
|
|
0 |
|
|
|
0 |
|
|
|
298 |
|
|
|
298 |
|
|
|
0 |
|
|
|
0 |
|
|
Certificates of deposit |
|
|
1,000 |
|
|
|
0 |
|
|
|
0 |
|
|
|
1,000 |
|
|
|
868 |
|
|
|
132 |
|
|
|
0 |
|
|
U.S. government and agency securities |
|
|
89,970 |
|
|
|
245 |
|
|
|
(11 |
) |
|
|
90,204 |
|
|
|
100 |
|
|
|
90,104 |
|
|
|
0 |
|
|
Foreign government bonds |
|
|
5,502 |
|
|
|
10 |
|
|
|
(18 |
) |
|
|
5,494 |
|
|
|
731 |
|
|
|
4,763 |
|
|
|
0 |
|
|
Mortgage- and asset-backed securities |
|
|
4,789 |
|
|
|
21 |
|
|
|
(2 |
) |
|
|
4,808 |
|
|
|
0 |
|
|
|
4,808 |
|
|
|
0 |
|
|
Corporate notes and bonds |
|
|
6,509 |
|
|
|
110 |
|
|
|
(35 |
) |
|
|
6,584 |
|
|
|
0 |
|
|
|
6,584 |
|
|
|
0 |
|
|
Municipal securities |
|
|
285 |
|
|
|
57 |
|
|
|
0 |
|
|
|
342 |
|
|
|
0 |
|
|
|
342 |
|
|
|
0 |
|
|
Common and preferred stock |
|
|
5,597 |
|
|
|
4,452 |
|
|
|
(236 |
) |
|
|
9,813 |
|
|
|
0 |
|
|
|
0 |
|
|
|
9,813 |
|
|
Other investments |
|
|
615 |
|
|
|
0 |
|
|
|
0 |
|
|
|
615 |
|
|
|
0 |
|
|
|
(3 |
) |
|
|
618 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Total |
|
$ |
119,078 |
|
|
$ |
4,895 |
|
|
$ |
(302 |
) |
|
$ |
123,671 |
|
|
$ |
6,510 |
|
|
$ |
106,730 |
|
|
$ |
10,431 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Unrealized Losses on Investments |
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, 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 |
) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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, 2016 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
U.S. government and agency securities |
|
$ |
5,816 |
|
|
$ |
(3 |
) |
|
$ |
432 |
|
|
$ |
(8 |
) |
|
$ |
6,248 |
|
|
$ |
(11 |
) |
|
Foreign government bonds |
|
|
3,452 |
|
|
|
(3 |
) |
|
|
35 |
|
|
|
(15 |
) |
|
|
3,487 |
|
|
|
(18 |
) |
|
Mortgage- and asset-backed securities |
|
|
844 |
|
|
|
(1 |
) |
|
|
322 |
|
|
|
(1 |
) |
|
|
1,166 |
|
|
|
(2 |
) |
|
Corporate notes and bonds |
|
|
1,180 |
|
|
|
(11 |
) |
|
|
788 |
|
|
|
(24 |
) |
|
|
1,968 |
|
|
|
(35 |
) |
|
Common and preferred stock |
|
|
896 |
|
|
|
(147 |
) |
|
|
390 |
|
|
|
(89 |
) |
|
|
1,286 |
|
|
|
(236 |
) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Total |
|
$ |
12,188 |
|
|
$ |
(165 |
) |
|
$ |
1,967 |
|
|
$ |
(137 |
) |
|
$ |
14,155 |
|
|
$ |
(302 |
) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Debt Investment Maturities |
Debt Investment Maturities
|
(In millions) |
|
Cost Basis |
|
|
Estimated
Fair Value |
|
|
|
|
|
|
|
|
|
|
June 30, 2017 |
|
|
|
|
|
|
|
|
|
|
|
|
|
Due in one year or less |
|
$ |
18,212 |
|
|
$ |
18,188 |
|
|
Due after one year through five years |
|
|
102,374 |
|
|
|
102,168 |
|
|
Due after five years through 10 years |
|
|
6,478 |
|
|
|
6,504 |
|
|
Due after 10 years |
|
|
999 |
|
|
|
1,019 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Total |
|
$ |
128,063 |
|
|
$ |
127,879 |
|
|
|
|
|
|
|
|
|
|
|
|