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Other Noncurrent Assets | 6 Months Ended
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Jun. 30, 2021
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract] |
Other Noncurrent Assets | Other Noncurrent Assets Other noncurrent assets include the following:
| June 30, 2021 |  | June 30, 2020 |  | December 31, 2020
| (In thousands)
Identifiable intangible assets (net of accumulated amortization of $306.0 million, $267.7 million, and $286.9 million, respectively) | $ | 500,811 |  |  | $ | 524,153 |  |  | $ | 518,190 |
Deferred income taxes | 73,744 |  |  | 59,827 |  |  | 72,682 |
Mattel's amortizable intangible assets primarily consist of trademarks. Mattel tests its amortizable intangible assets for impairment whenever events or changes in circumstances indicate that the carrying value of the asset may not be recoverable. Mattel's amortizable intangible assets were not impaired during the three and six months ended June 30, 2021 and 2020.

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