Fair Value Measurements (Tables)

6 Months Ended

Jun. 28, 2014

Fair Value Measurements

Schedule of financial assets and liabilities measured at fair value

	Estimated Fair Value June 28, 2014
	Total		Input Levels Used
	Fair Value		Level 1		Level 2		Level 3
Cash and cash equivalents	$	57,091	$	57,091	$	-	$	-
Available for sale securities		132,688		-		132,688		-
Foreign currency forward contracts		81		-		81		-
Commodity futures contracts		150		150		-		-
Trading securities		68,582		68,582		-		-
Total assets measured at fair value	$	258,592	$	125,823	$	132,769	$	-
	Estimated Fair Value December 31, 2013
		Total	Input Levels Used
		Fair Value		Level 1		Level 2		Level 3
Cash and cash equivalents	$	88,283	$	88,283	$	-	$	-
Available for sale securities		118,647		-		118,647		-
Foreign currency forward contracts		(684)		-		(684)		-
Commodity futures contracts, net		(130)		(130)		-		-
Trading securities		63,215		63,215		-		-
Total assets measured at fair value	$	269,331	$	151,368	$	117,963	$	-
	Estimated Fair Value June 29, 2013
		Total	Input Levels Used
		Fair Value		Level 1		Level 2		Level 3
Cash and cash equivalents	$	31,946	$	31,946	$	—	$	—
Auction rate security		10,162		—		—		10,162
Available for sale securities excluding the auction rate security		127,704		—		127,704		—
Foreign currency forward contracts		(759)		—		(759)		—
Commodity futures contracts		(223)		(223)		—		—
Trading securities		55,753		55,753		—		—
Total assets measured at fair value	$	224,583	$	87,476	$	126,945	$	10,162