Leases (Tables)

12 Months Ended

Dec. 31, 2025

Leases [Abstract]

Schedule of Assets and Liabilities, Lessee

The following table summarizes Mattel's right-of-use assets and liabilities and other information about its leases:

	December 31, 2025			December 31, 2024
	(In thousands, except years and percentage information)
Right-of-use assets, net	$	319,548		$	326,394
Accrued liabilities	83,242			74,755
Noncurrent lease liabilities	268,351			278,174
Total lease liabilities	$	351,593		$	352,929
Weighted-average remaining lease term	6.0 years			6.4 years
Weighted-average discount rate	8.7		%	6.6		%

Schedule of Lease Components and Supplemental Information

Lease costs were as follows:

	For the Year Ended
	December 31, 2025		December 31, 2024		December 31, 2023
	(In thousands)
Lease costs (a) (b)	$	137,440	$	132,899	$	127,850

(a)    Includes short-term and variable lease costs of approximately $30 million, $34 million, and $36 million for 2025, 2024, and 2023, respectively. Variable lease costs primarily relate to variable components of third-party logistics rental charges, common area maintenance charges, management fees, and taxes.

(b) Contingent rental expense is recorded in the period in which the contingent event becomes probable. During 2025, 2024, and 2023, contingent rental expense was not material.

Supplemental information related to leases were as follows:

	For the Year Ended
	December 31, 2025		December 31, 2024		December 31, 2023
	(In thousands)
Cash payments for leases	$	103,571	$	95,827	$	98,453
Right-of-use assets obtained in exchange for new and modified lease liabilities	67,852		97,809		71,375

Schedule of Future Maturities of Lease Liabilities

The following table shows the future maturities of lease liabilities for leases in effect as of December 31, 2025:

Years Ending December 31,	Lease Liabilities
	(In thousands)
2026	$	105,610
2027	76,830
2028	57,231
2029	44,951
2030	42,774
Thereafter	115,057
	442,453
Less: imputed interest	(90,860)
	$	351,593