XML 31 R24.htm IDEA: XBRL DOCUMENT v3.24.2
Marketable Securities (Tables)
 6 Months Ended
Jun. 30, 2024
Investments, Debt and Equity Securities [Abstract]  
Schedule of Fair Value and Amortized Cost of Marketable Securities

The following tables summarize the fair values of the Company’s marketable securities (in thousands):

 

 

June 30, 2024

 

 

Amortized Cost

 

 

Unrealized Gains

 

 

Unrealized Losses

 

 

Fair Value

 

U.S. treasury securities

$

742,758

 

 

$

5

 

 

$

(1,156

)

 

$

741,607

 

Corporate notes and bonds

 

452,210

 

 

 

68

 

 

 

(1,317

)

 

 

450,961

 

U.S. agency obligations

 

346,002

 

 

 

71

 

 

 

(758

)

 

 

345,315

 

Commercial paper

 

82,010

 

 

 

-

 

 

 

(40

)

 

 

81,970

 

Total marketable securities

$

1,622,980

 

 

$

144

 

 

$

(3,271

)

 

$

1,619,853

 

 

 

December 31, 2023

 

 

Amortized Cost

 

 

Unrealized Gains

 

 

Unrealized Losses

 

 

Fair Value

 

U.S. treasury securities

$

834,235

 

 

$

257

 

 

$

(1,355

)

 

$

833,137

 

U.S. agency obligations

 

403,035

 

 

 

599

 

 

 

(875

)

 

 

402,759

 

Corporate notes and bonds

 

279,328

 

 

 

838

 

 

 

(457

)

 

 

279,709

 

Commercial paper

 

35,407

 

 

 

-

 

 

 

(3

)

 

 

35,404

 

Total marketable securities

$

1,552,005

 

 

$

1,694

 

 

$

(2,690

)

 

$

1,551,009

 

 
Schedule of Fair Values and Unrealized Losses on Marketable Securities

The following tables summarize the fair values and unrealized losses of the Company’s marketable securities, classified by the length of time that the securities have been in a continuous unrealized loss position (in thousands):

 

 

June 30, 2024

 

 

Less than 12 Months

12 Months or Greater

Total

 

 

Fair Value

 

 

Unrealized Losses

 

 

Fair Value

 

 

Unrealized Losses

 

 

Fair Value

 

 

Unrealized Losses

 

U.S. treasury securities

$

506,864

 

 

$

(788

)

 

$

181,167

 

 

$

(368

)

 

$

688,031

 

 

$

(1,156

)

Corporate notes and bonds

 

339,304

 

 

 

(1,049

)

 

 

50,707

 

 

 

(268

)

 

 

390,011

 

 

 

(1,317

)

U.S. agency obligations

 

209,623

 

 

 

(525

)

 

 

95,438

 

 

 

(233

)

 

 

305,061

 

 

 

(758

)

Commercial paper

 

18,055

 

 

 

(40

)

 

 

-

 

 

 

-

 

 

 

18,055

 

 

 

(40

)

Total

$

1,073,846

 

 

$

(2,402

)

 

$

327,312

 

 

$

(869

)

 

$

1,401,158

 

 

$

(3,271

)

 

 

December 31, 2023

 

 

Less than 12 Months

12 Months or Greater

Total

 

 

Fair Value

 

 

Unrealized Losses

 

 

Fair Value

 

 

Unrealized Losses

 

 

Fair Value

 

 

Unrealized Losses

 

U.S. treasury securities

$

487,260

 

 

$

(1,074

)

 

$

46,130

 

 

$

(281

)

 

$

533,390

 

 

$

(1,355

)

U.S. agency obligations

 

206,105

 

 

 

(390

)

 

 

80,657

 

 

 

(485

)

 

 

286,762

 

 

 

(875

)

Corporate notes and bonds

 

100,295

 

 

 

(293

)

 

 

31,277

 

 

 

(164

)

 

 

131,572

 

 

 

(457

)

Commercial paper

 

6,810

 

 

 

(3

)

 

 

-

 

 

 

-

 

 

 

6,810

 

 

 

(3

)

Total

$

800,470

 

 

$

(1,760

)

 

$

158,064

 

 

$

(930

)

 

$

958,534

 

 

$

(2,690

)
Schedule of Fair Value and Amortized Cost of Contractual Maturities

The following table summarizes the contractual maturities of the Company’s marketable securities (in thousands):

 

 

June 30, 2024

 

 

Amortized Cost

 

 

Fair Value

 

Due within one year

$

1,175,453

 

 

$

1,173,346

 

Due after one year through five years

 

447,527

 

 

 

446,507

 

Total

$

1,622,980

 

 

$

1,619,853