Accumulated Other Comprehensive Income (Loss) - Narrative (Details) - USD ($) $ in Thousands |
3 Months Ended | 6 Months Ended | ||||
|---|---|---|---|---|---|---|
Jun. 30, 2026 |
Mar. 31, 2026 |
Jun. 30, 2025 |
Mar. 31, 2025 |
Jun. 30, 2026 |
Jun. 30, 2025 |
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| Accumulated Other Comprehensive Income (Loss) [Line Items] | ||||||
| Other comprehensive income (loss) before reclassifications | $ (2,146) | $ 17,326 | $ (217) | $ 61,759 | ||
| Accumulated currency translation losses | 5,530 | 12,351 | 10,881 | 15,783 | ||
| Currency translation adjustments gain | 3,384 | $ 7,280 | 29,677 | $ 47,865 | 10,664 | 77,542 |
| Mattel163 Limited | ||||||
| Accumulated Other Comprehensive Income (Loss) [Line Items] | ||||||
| Accumulated currency translation losses | 2,700 | |||||
| Currency Translation Adjustments | ||||||
| Accumulated Other Comprehensive Income (Loss) [Line Items] | ||||||
| Other comprehensive income (loss) before reclassifications | 922 | 61,940 | (5,032) | 115,558 | ||
| Accumulated currency translation losses | 0 | 0 | 2,717 | 0 | ||
| Currency translation adjustments gain | $ 922 | $ 61,940 | $ (2,315) | $ 115,558 | ||
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount after tax, before reclassification adjustments, of other comprehensive income (loss), attributable to parent. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount after tax of other comprehensive income (loss) attributable to parent entity. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount after tax of reclassification adjustments of other comprehensive income (loss) attributable to parent. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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