Other Noncurrent Assets

Other noncurrent assets include the following:



	March 31, 2016		March 31, 2015		December 31, 2015
	(In thousands)
Nonamortizable identifiable intangibles	$	483,506	$	489,155	$	488,144
Deferred income taxes	548,184		597,594		510,928
Identifiable intangibles (net of amortization of $136.8 million, $110.6 million, and $131.5 million, respectively)	218,032		233,124		212,161
Other	189,032		263,988		197,184
	$	1,438,754	$	1,583,861	$	1,408,417

In connection with the acquisitions of Fuhu and Sproutling, as more fully described in “Note 5 to the Consolidated Financial Statements—Goodwill” of this Quarterly Report on Form 10-Q, Mattel recognized $11.2 million of amortizable identifiable intangible assets, primarily related to patents.

Mattel tests nonamortizable intangible assets, including trademarks and trade names, for impairment annually in the third quarter and whenever events or changes in circumstances indicate that the carrying values may exceed the fair values. Mattel also tests its amortizable intangible assets for impairment whenever events or changes in circumstances indicate that the carrying value of the asset may not be recoverable.