| Summary of Marketable Securities |
The amortized cost and fair value of marketable securities as of the dates indicated below were as follows:
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
As of September 30, 2019 (In thousands)
|
Amortized
Cost
|
|
Gross
Unrealized
Gains
|
|
Gross
Unrealized
Losses
|
|
Fair
Value
|
|
Corporate debt securities
|
$
|
419,980
|
|
|
$
|
430
|
|
|
$
|
（113
|
)
|
|
$
|
420,297
|
|
|
Money market funds and other
|
399,036
|
|
|
—
|
|
|
—
|
|
|
399,036
|
|
|
Municipal securities
|
1,899
|
|
|
7
|
|
|
—
|
|
|
1,906
|
|
|
Sovereign securities
|
6,014
|
|
|
3
|
|
|
（3
|
)
|
|
6,014
|
|
|
U.S. Government agency securities
|
104,391
|
|
|
10
|
|
|
（72
|
)
|
|
104,329
|
|
|
U.S. Treasury securities
|
230,632
|
|
|
120
|
|
|
（238
|
)
|
|
230,514
|
|
|
Subtotal
|
1,161,952
|
|
|
570
|
|
|
（426
|
)
|
|
1,162,096
|
|
|
Add: Time deposits
（1)
|
85,902
|
|
|
—
|
|
|
—
|
|
|
85,902
|
|
|
Less: Cash equivalents
|
484,824
|
|
|
—
|
|
|
—
|
|
|
484,824
|
|
|
Marketable securities
|
$
|
763,030
|
|
|
$
|
570
|
|
|
$
|
（426
|
)
|
|
$
|
763,174
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
As of June 30, 2019 (In thousands)
|
Amortized
Cost
|
|
Gross
Unrealized
Gains
|
|
Gross
Unrealized
Losses
|
|
Fair
Value
|
|
Corporate debt securities
|
$
|
433,518
|
|
|
$
|
141
|
|
|
$
|
（582
|
)
|
|
$
|
433,077
|
|
|
Money market funds and other
|
352,708
|
|
|
—
|
|
|
—
|
|
|
352,708
|
|
|
Municipal securities
|
1,910
|
|
|
3
|
|
|
—
|
|
|
1,913
|
|
|
Sovereign securities
|
6,001
|
|
|
1
|
|
|
（8
|
)
|
|
5,994
|
|
|
U.S. Government agency securities
|
159,454
|
|
|
5
|
|
|
（241
|
)
|
|
159,218
|
|
|
U.S. Treasury securities
|
208,058
|
|
|
39
|
|
|
（401
|
)
|
|
207,696
|
|
|
Subtotal
|
1,161,649
|
|
|
189
|
|
|
（1,232
|
)
|
|
1,160,606
|
|
|
Add: Time deposits
（1)
|
99,006
|
|
|
—
|
|
|
—
|
|
|
99,006
|
|
|
Less: Cash equivalents
|
536,206
|
|
|
17
|
|
|
（2
|
)
|
|
536,221
|
|
|
Marketable securities
|
$
|
724,449
|
|
|
$
|
172
|
|
|
$
|
（1,230
|
)
|
|
$
|
723,391
|
|
________________
（1) Time deposits excluded from fair value measurements.
|
| Investments with Gross Unrealized Losses |
The following table summarizes the fair value and gross unrealized losses of our investments that were in an unrealized loss position as of the date indicated below,$260.4 millionof which were in a continuous loss position for 12 months or more:
|
|
|
|
|
|
|
|
|
|
As of September 30, 2019 (In thousands)
|
Fair Value
|
|
Gross
Unrealized
Losses
|
|
Corporate debt securities
|
$
|
182963年
|
|
|
$
|
（112
|
)
|
|
Sovereign securities
|
1,997
|
|
|
（3
|
)
|
|
U.S. Government agency securities
|
79,082
|
|
|
（72
|
)
|
|
U.S Treasury securities
|
167,750
|
|
|
（239
|
)
|
|
Total
|
$
|
431,792
|
|
|
$
|
（426
|
)
|
|
| Contractual Maturities of Securities |
The contractual maturities of securities classified as available-for-sale, regardless of their classification on our Condensed Consolidated Balance Sheets, as of the date indicated below were as follows:
|
|
|
|
|
|
|
|
|
|
As of September 30, 2019 (In thousands)
|
摊余成本
|
|
Fair Value
|
|
Due within one year
|
$
|
442,133
|
|
|
$
|
441,938
|
|
|
Due after one year through three years
|
320,897
|
|
|
321,236
|
|
|
|
$
|
763,030
|
|
|
$
|
763,174
|
|
|