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Intangible Assets
6 Months Ended
Jun. 30, 2023
Intangible Assets [Abstract]  
Intangible Assets Note 4. Intangible Assets

The following table provides a summary of the components of our intangible assets:

As of June 30, 2023

As of December 31, 2022

Accumulated

Accumulated

(In millions)

Gross

Amortization

Net

Gross

Amortization

Net

Trade names(1)

$

141

$

$

141

$

141

$

$

141

Customer relationships

173

(173)

173

(172)

Developed technology

19

(15)

4

19

(13)

5

Other

32

(32)

1

32

(31)

1

Total

$

365

$

(219)

$

145

$

365

$

(217)

$

148

_____________________________

(1)Not subject to amortization.

  

Amortization expense was $1 million and $2 million for the three months ended June 30, 2023 and 2022, respectively, and $2 million and $4 million for the six months ended June 30, 2023 and 2022, respectively. There were no impairment charges in these periods.