| Schedule of available-for-sale marketable securities |
| |
|
Amortized cost
|
|
|
Gross unrealized gains
|
|
|
Gross unrealized losses
|
|
|
Fair value
|
|
|
Matures within one year:
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Corporate bonds
|
|
$
|
440,981
|
|
|
$
|
1,018
|
|
|
$
|
(3,949
|
)
|
|
$
|
438,050
|
|
|
U.S. Treasury securities
|
|
|
6,434
|
|
|
|
-
|
|
|
|
(67
|
)
|
|
|
6,367
|
|
|
U.S. Government agency securities
|
|
|
3,112
|
|
|
|
-
|
|
|
|
(9
|
)
|
|
|
3,103
|
|
|
Non-U.S. Government securities
|
|
|
18,328
|
|
|
|
648
|
|
|
|
(89
|
)
|
|
|
18,887
|
|
| |
|
|
468,855
|
|
|
|
1,666
|
|
|
|
(4,114
|
)
|
|
|
466,407
|
|
|
Matures after one year:
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Corporate bonds
|
|
|
209,742
|
|
|
|
516
|
|
|
|
(2,816
|
)
|
|
|
207,442
|
|
|
U.S. Government agency securities
|
|
|
44,128
|
|
|
|
35
|
|
|
|
(92
|
)
|
|
|
44,071
|
|
|
Non-U.S. Government securities
|
|
|
16,158
|
|
|
|
532
|
|
|
|
-
|
|
|
|
16,690
|
|
| |
|
|
270,028
|
|
|
|
1,083
|
|
|
|
(2,908
|
)
|
|
|
268,203
|
|
|
Total
|
|
$
|
738,883
|
|
|
$
|
2,749
|
|
|
$
|
(7,022
|
)
|
|
$
|
734,610
|
|
The following is a summary of available-for-sale marketable securities as of December 31, 2023:
| |
|
Amortized cost
|
|
|
Gross unrealized gains
|
|
|
Gross unrealized losses
|
|
|
Fair value
|
|
|
Matures within one year:
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Corporate bonds
|
|
$
|
487,083
|
|
|
$
|
679
|
|
|
$
|
(5,942
|
)
|
|
$
|
481,820
|
|
|
U.S. Treasury securities
|
|
|
15,324
|
|
|
|
-
|
|
|
|
(63
|
)
|
|
|
15,261
|
|
|
U.S. Government agency securities
|
|
|
8,787
|
|
|
|
11
|
|
|
|
(3
|
)
|
|
|
8,795
|
|
|
Non-U.S. Government securities
|
|
|
15,161
|
|
|
|
673
|
|
|
|
(140
|
)
|
|
|
15,694
|
|
| |
|
|
526,355
|
|
|
|
1,363
|
|
|
|
(6,148
|
)
|
|
|
521,570
|
|
|
Matures after one year:
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Corporate bonds
|
|
|
342,223
|
|
|
|
1,902
|
|
|
|
(4,444
|
)
|
|
|
339,681
|
|
|
U.S. Treasury securities
|
|
|
2,430
|
|
|
|
-
|
|
|
|
(22
|
)
|
|
|
2,408
|
|
|
U.S. Government agency securities
|
|
|
44,100
|
|
|
|
107
|
|
|
|
(121
|
)
|
|
|
44,086
|
|
|
Non-U.S. Government securities
|
|
|
20,488
|
|
|
|
1,162
|
|
|
|
-
|
|
|
|
21,650
|
|
| |
|
|
409,241
|
|
|
|
3,171
|
|
|
|
(4,587
|
)
|
|
|
407,825
|
|
|
Total
|
|
$
|
935,596
|
|
|
$
|
4,534
|
|
|
$
|
(10,735
|
)
|
|
$
|
929,395
|
|
|