Marketable Securities (Tables)

9 Months Ended

Sep. 27, 2014

Cash, Cash Equivalents, and Short-term Investments [Abstract]

Schedule of Cash, Cash Equivalents and Short-term Investments

2 Marketable Securities

The Company's marketable securities within cash equivalents and investments included in the consolidated balance sheets are detailed as follows (in thousands):

		September 27, 2014
		Amortized		Unrealized		Unrealized		Fair
		Cost		Gain		Loss		Value
U.S. Treasury securities		$	578,180	$	335	$	(63)	$	578,452
Foreign government securities			49,992		-		-		49,992
Corporate debt securities			935,421		270		(393)		935,298
Time deposits			64,216		-		-		64,216
Equity securities			77		70		-		147
	Total	$	1,627,886	$	675	$	(456)	$	1,628,105

Amounts included in:
	Cash equivalents	$	38,716	$	-	$	-	$	38,716
	Investments		1,589,170		675		(456)		1,589,389
	Total	$	1,627,886	$	675	$	(456)	$	1,628,105

		December 31, 2013
		Amortized		Unrealized		Unrealized		Fair
		Cost		Gain		Loss		Value
U.S. Treasury securities		$	556,438	$	111	$	(10)	$	556,539
Foreign government securities			139,670		-		-		139,670
Corporate debt securities			629,477		190		(233)		629,434
Time deposits			74,050		-		-		74,050
Equity securities			77		70		-		147
	Total	$	1,399,712	$	371	$	(243)	$	1,399,840

Amounts included in:
	Cash equivalents	$	36,966	$	-	$	-	$	36,966
	Investments		1,362,746		371		(243)		1,362,874
	Total	$	1,399,712	$	371	$	(243)	$	1,399,840

Investments Classified by Contractual Maturity Date

The estimated fair value of marketable debt securities by maturity date is as follows (in thousands):

		September 27, 2014		December 31, 2013
Due in one year or less		$	866,930	$	1,011,459
Due after one year through three years			696,812		314,184
	Total	$	1,563,742	$	1,325,643