Accounts Receivable	3 Months Ended
Accounts Receivable	Mar. 31, 2018
Receivables [Abstract]
Accounts Receivable	Accounts Receivable Accounts receivable are net of allowances for doubtful accounts of $24.9 million, $23.3 million, and $25.4 million as of March 31, 2018, March 31, 2017, and December 31, 2017, respectively. As a result of the Toys "R" Us liquidation, Mattel reversed net sales which occurred during the first quarter of 2018 and related accounts receivable of approximately $30 million. Further, Mattel recorded bad debt expense of approximately $57 million related to outstanding Toys "R" Us receivables as of December 31, 2017.

The entire disclosure for claims held for amounts due a entity, excluding financing receivables. Examples include, but are not limited to, trade accounts receivables, notes receivables, loans receivables. Includes disclosure for allowance for credit losses.