| Schedule of Marketable Securities | 
 The amortized cost and fair value of our fixed income marketable securities as of the dates indicated below were as follows: 
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| As of December 31, 2024 (In thousands) | 
Amortized Cost | 
 | 
Gross Unrealized Gains | 
 | 
Gross Unrealized Losses | 
 | 
Fair Value | 
 
| Corporate debt securities | 
$ | 
874,139  | 
 | 
 | 
$ | 
3,086  | 
 | 
 | 
$ | 
(523) | 
 | 
 | 
$ | 
876,702  | 
 | 
 
| Money market funds and other | 
1,215,402  | 
 | 
 | 
—  | 
 | 
 | 
—  | 
 | 
 | 
1,215,402  | 
 | 
 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
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| Municipal securities | 
55,911  | 
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 | 
148  | 
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(41) | 
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 | 
56,018  | 
 | 
 
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 | 
 | 
 | 
 | 
 | 
 | 
 
| U.S. Government agency securities | 
92,412  | 
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 | 
340  | 
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(89) | 
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 | 
92,663  | 
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| U.S. Treasury securities | 
721,084  | 
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 | 
1,383  | 
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(1,352) | 
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 | 
721,115  | 
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| Subtotal | 
2,958,948  | 
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 | 
4,957  | 
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(2,005) | 
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 | 
2,961,900  | 
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Add: Time deposits(1)
  | 
265,122  | 
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 | 
—  | 
 | 
 | 
—  | 
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 | 
265,122  | 
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| Less: Cash equivalents | 
1,300,828  | 
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 | 
5  | 
 | 
 | 
—  | 
 | 
 | 
1,300,833  | 
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Marketable securities(2)
  | 
$ | 
1,923,242  | 
 | 
 | 
$ | 
4,952  | 
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 | 
$ | 
(2,005) | 
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 | 
$ | 
1,926,189  | 
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| As of June 30, 2024 (In thousands) | 
Amortized Cost | 
 | 
Gross Unrealized Gains | 
 | 
Gross Unrealized Losses | 
 | 
Fair Value | 
 
| Corporate debt securities | 
$ | 
775,277  | 
 | 
 | 
$ | 
973  | 
 | 
 | 
$ | 
(2,018) | 
 | 
 | 
$ | 
774,232  | 
 | 
 
| Money market funds and other | 
1,585,832  | 
 | 
 | 
—  | 
 | 
 | 
—  | 
 | 
 | 
1,585,832  | 
 | 
 
| Municipal securities | 
41,343  | 
 | 
 | 
13  | 
 | 
 | 
(197) | 
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 | 
41,159  | 
 | 
 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
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| U.S. Government agency securities | 
106,101  | 
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 | 
26  | 
 | 
 | 
(253) | 
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 | 
105,874  | 
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| U.S. Treasury securities | 
754,505  | 
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 | 
209  | 
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(3,408) | 
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 | 
751,306  | 
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| Subtotal | 
3,263,058  | 
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 | 
1,221  | 
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(5,876) | 
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 | 
3,258,403  | 
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Add: Time deposits(1)
  | 
932,436  | 
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 | 
—  | 
 | 
 | 
—  | 
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 | 
932,436  | 
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| Less: Cash equivalents | 
1,689,540  | 
 | 
 | 
—  | 
 | 
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(1) | 
 | 
 | 
1,689,539  | 
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Marketable securities(2)
  | 
$ | 
2,505,954  | 
 | 
 | 
$ | 
1,221  | 
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 | 
$ | 
(5,875) | 
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$ | 
2,501,300  | 
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________________ 
(1) Time deposits excluded from fair value measurements. 
(2) Excludes equity marketable securities. 
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| Schedule of Debt Securities, Available-for-Sale, Unrealized Loss Position, Fair Value | 
The following table summarizes the fair value and gross unrealized losses of our investments that were in an unrealized loss position as of the dates indicated below.
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| As of December 31, 2024 | 
Less than 12 Months | 
 | 
12 Months or Greater | 
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Total | 
 
| (In thousands) | 
Fair Value | 
 | 
Gross  Unrealized  Losses | 
 | 
Fair Value | 
 | 
Gross  Unrealized  Losses | 
 | 
Fair Value | 
 | 
Gross  Unrealized  Losses | 
 
| Corporate debt securities | 
$ | 
172,297  | 
 | 
 | 
$ | 
(410) | 
 | 
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$ | 
41,908  | 
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 | 
$ | 
(113) | 
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$ | 
214,205  | 
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$ | 
(523) | 
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| Municipal securities | 
15,675  | 
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 | 
(33) | 
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 | 
2,453  | 
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 | 
(8) | 
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 | 
18,128  | 
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(41) | 
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 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
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| U.S. Government agency securities | 
17,245  | 
 | 
 | 
(89) | 
 | 
 | 
—  | 
 | 
 | 
—  | 
 | 
 | 
17,245  | 
 | 
 | 
(89) | 
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| U.S. Treasury securities | 
268,818  | 
 | 
 | 
(1,109) | 
 | 
 | 
54,030  | 
 | 
 | 
(243) | 
 | 
 | 
322,848  | 
 | 
 | 
(1,352) | 
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| Total | 
$ | 
474,035  | 
 | 
 | 
$ | 
(1,641) | 
 | 
 | 
$ | 
98,391  | 
 | 
 | 
$ | 
(364) | 
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$ | 
572,426  | 
 | 
 | 
$ | 
(2,005) | 
 | 
 
  
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 | 
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| As of June 30, 2024 | 
Less than 12 Months | 
 | 
12 Months or Greater | 
 | 
Total | 
 
| (In thousands) | 
Fair Value | 
 | 
Gross  Unrealized  Losses | 
 | 
Fair Value | 
 | 
Gross  Unrealized  Losses | 
 | 
Fair Value | 
 | 
Gross  Unrealized  Losses | 
 
| Corporate debt securities | 
$ | 
355,882  | 
 | 
 | 
$ | 
(942) | 
 | 
 | 
$ | 
100,957  | 
 | 
 | 
$ | 
(1,076) | 
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$ | 
456,839  | 
 | 
 | 
$ | 
(2,018) | 
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| Municipal securities | 
17,364  | 
 | 
 | 
(81) | 
 | 
 | 
10,788  | 
 | 
 | 
(116) | 
 | 
 | 
28,152  | 
 | 
 | 
(197) | 
 | 
 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 
| U.S. Government agency securities | 
58,598  | 
 | 
 | 
(137) | 
 | 
 | 
17,197  | 
 | 
 | 
(116) | 
 | 
 | 
75,795  | 
 | 
 | 
(253) | 
 | 
 
| U.S. Treasury securities | 
466,144  | 
 | 
 | 
(1,040) | 
 | 
 | 
166,867  | 
 | 
 | 
(2,368) | 
 | 
 | 
633,011  | 
 | 
 | 
(3,408) | 
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| Total | 
$ | 
897,988  | 
 | 
 | 
$ | 
(2,200) | 
 | 
 | 
$ | 
295,809  | 
 | 
 | 
$ | 
(3,676) | 
 | 
 | 
$ | 
1,193,797  | 
 | 
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$ | 
(5,876) | 
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 | 
| Schedule of 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: 
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 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 
| As of December 31, 2024 (In thousands) | 
Amortized Cost | 
 | 
Fair Value | 
 
| Due within one year | 
$ | 
954,567  | 
 | 
 | 
$ | 
955,495  | 
 | 
 
| Due after one year through three years | 
968,675  | 
 | 
 | 
970,694  | 
 | 
 
| Total | 
$ | 
1,923,242  | 
 | 
 | 
$ | 
1,926,189  | 
 | 
 
  
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