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Fair Value (Tables)
 3 Months Ended
Mar. 31, 2021
Fair Value Disclosures [Abstract]  
Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis

The following table sets forth, by level within the fair value hierarchy, the financial assets and liabilities recorded at fair value on a recurring basis as of March 31, 2021 and December 31, 2020 (in millions):

 

 

 

March 31,

2021

 

 

Level 1

 

 

Level 2

 

 

Level 3

 

Investments in equity securities

 

$

121

 

 

$

121

 

 

$

—

 

 

$

—

 

Available-for-sale debt securities

 

 

115

 

 

 

—

 

 

 

115

 

 

 

—

 

Trading securities

 

 

12

 

 

 

—

 

 

 

12

 

 

 

—

 

Total

 

$

248

 

 

$

121

 

 

$

127

 

 

$

—

 

 

 

 

 

December 31,

2020

 

 

Level 1

 

 

Level 2

 

 

Level 3

 

Investments in equity securities

 

$

129

 

 

$

129

 

 

$

—

 

 

$

—

 

Available-for-sale debt securities

 

 

110

 

 

 

—

 

 

 

110

 

 

 

—

 

Trading securities

 

 

12

 

 

 

—

 

 

 

12

 

 

 

—

 

Total

 

$

251

 

 

$

129

 

 

$

122

 

 

$

—