Schedule of Reported Available for Sale Marketable Securities (Detail) - USD ($) $ in Thousands	Apr. 03, 2016	Dec. 31, 2015
Schedule of Available-for-sale Securities
Available-for-sale marketable securities, Cost	$ 653,702	$ 745,498
Available-for-sale marketable securities, Unrealized Gain	3,897	2,145
Available-for-sale marketable securities, Unrealized (Loss)	(1,524)	(4,019)
Available-for-sale marketable securities, Fair Market Value	656,075	743,624
Available-for-sale marketable securities, Fair Market Value of Investments with Unrealized Losses	294,269	601,660
Marketable securities
Schedule of Available-for-sale Securities
Available-for-sale marketable securities, Cost	409,971	478,306
Available-for-sale marketable securities, Unrealized Gain	146	38
Available-for-sale marketable securities, Unrealized (Loss)	(114)	(648)
Available-for-sale marketable securities, Fair Market Value	410,003	477,696
Available-for-sale marketable securities, Fair Market Value of Investments with Unrealized Losses	204,024	374,785
Long-term marketable securities
Schedule of Available-for-sale Securities
Available-for-sale marketable securities, Cost	243,731	267,192
Available-for-sale marketable securities, Unrealized Gain	3,751	2,107
Available-for-sale marketable securities, Unrealized (Loss)	(1,410)	(3,371)
Available-for-sale marketable securities, Fair Market Value	246,072	265,928
Available-for-sale marketable securities, Fair Market Value of Investments with Unrealized Losses	$ 90,245	$ 226,875

Amount of investment in debt and equity securities categorized neither as held-to-maturity nor trading.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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Amount before tax of unrealized gain in accumulated other comprehensive income (AOCI) on investments in debt and equity securities classified as available-for-sale.

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Amount before tax of unrealized loss in accumulated other comprehensive income (AOCI) on investments in debt and equity securities classified as available-for-sale.

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