COVER	12 Months Ended
	Dec. 31, 2025
Document Information [Line Items]
Document Type	11-K
Entity Registrant Name	MATTEL, INC.
Entity Central Index Key	0000063276
Amendment Flag	false
EBP 002
Document Information [Line Items]
Document Type	11-K
Entity Registrant Name	MATTEL, INC.
Entity Central Index Key	0000063276
Amendment Flag	false