XML 28 R18.htm IDEA: XBRL DOCUMENT
v3.24.3

Foreign Currency Transaction Exposure | 9 Months Ended
--- | ---
Sep. 30, 2024
Foreign Currency [Abstract] |
Foreign Currency Transaction Exposure | Foreign Currency Transaction Exposure Currency transaction gains (losses) included in the consolidated statements of operations were as follows:
| For the Three Months Ended |  |
| September 30, 2024 |  | September 30, 2023 |  | Statements of Operations Classification
| (In thousands) |  |
Currency transaction (losses), net | $ | (10,047) |  |  | $ | (2,276) |  |  | Operating income/expense
Currency transaction gains, net | 4,758 |  |  | 3,301 |  |  | Other non-operating income/expense, net
Currency transaction (losses) gains, net | $ | (5,289) |  |  | $ | 1,025 |  |  |
| For the Nine Months Ended |  |
| September 30, 2024 |  | September 30, 2023 |  | Statements of Operations Classification
| (In thousands) |  |
Currency transaction (losses), net | $ | (16,087) |  |  | $ | (11,987) |  |  | Operating income/expense
Currency transaction (losses) gains, net | (226) |  |  | 5,390 |  |  | Other non-operating income/expense, net
Currency transaction (losses), net | $ | (16,313) |  |  | $ | (6,597) |  |  |

X
- Definition The entire disclosure for foreign currency transactions. + References No definition available. + Details
Name: | mat_ForeignCurrencyTransactionDisclosureTextBlock
Namespace Prefix: | mat_
Data Type: | dtr-types1:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_ForeignCurrencyAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration