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Fair Value (Tables)
6 Months Ended
Jun. 30, 2021
Fair Value Disclosures [Abstract]  
Summary of the Company's Assets and Liabilities Measured at Fair Value on a Recurring Basis

The following table presents information about the Company’s assets and liabilities at June 30, 2021 and December 31, 2020 that are measured at fair value on a recurring basis and indicates the fair value hierarchy of the valuation techniques the Company utilized to determine such fair value:

 

 

 

June 30,

 

 

 

 

 

 

 

 

 

 

 

 

 

(In thousands)

 

2021

 

 

Level 1

 

 

Level 2

 

 

Level 3

 

Assets:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Cash equivalents

 

$

1,872

 

 

$

1,872

 

 

$

 

 

$

 

U.S. government and agency debt securities

 

 

113,796

 

 

 

76,337

 

 

 

37,459

 

 

 

 

Corporate debt securities

 

 

189,550

 

 

 

 

 

 

189,550

 

 

 

 

International government agency debt securities

 

 

103,998

 

 

 

 

 

 

103,998

 

 

 

 

Contingent consideration

 

 

29,061

 

 

 

 

 

 

 

 

 

29,061

 

Total

 

$

438,277

 

 

$

78,209

 

 

$

331,007

 

 

$

29,061

 

 

 

 

December 31,

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2020

 

 

Level 1

 

 

Level 2

 

 

Level 3

 

Assets:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Cash equivalents

 

$

41,849

 

 

$

41,849

 

 

$

 

 

$

 

U.S. government and agency debt securities

 

 

103,345

 

 

 

73,451

 

 

 

29,894

 

 

 

 

Corporate debt securities

 

 

184,956

 

 

 

 

 

 

183,979

 

 

 

977

 

International government agency debt securities

 

 

94,871

 

 

 

 

 

 

94,871

 

 

 

 

Contingent consideration

 

 

32,451

 

 

 

 

 

 

 

 

 

32,451

 

Total

 

$

457,472

 

 

$

115,300

 

 

$

308,744

 

 

$

33,428

 

Rollforward of the Fair Value of the Assets Determined using Level 3 Inputs The following table is a rollforward of the fair value of the Company’s assets whose fair values were determined using Level 3 inputs at June 30, 2021:

(In thousands)

 

Fair Value

 

Balance, January 1, 2021

 

$

33,428

 

Change in the fair value of contingent consideration

 

 

4,518

 

Milestone and royalty payments received by the Company related to contingent consideration

 

 

(7,889

)

Impairment of corporate debt security

 

 

(977

)

Royalty payments due to the Company related to contingent consideration

 

 

(19

)

Balance, June 30, 2021

 

$

29,061