Cash, Cash Equivalents and Investments (Tables)

6 Months Ended

Jun. 28, 2014

Cash, Cash Equivalents and Investments

Schedule of cash, cash equivalents, and investments

The Company’s cash, cash equivalents and investments consist of the following (in thousands):

	June 28, 2014
	Cost		Gross Unrealized Losses			Gross Unrealized Gains		Fair Value
Cash and Cash Equivalents:
Cash on hand	$	56,959	$	—		$	—	$	56,959
Available-for-sale securities:
Money market funds	16,670		—			—		16,670
Commercial paper	13,446		—			—		13,446
Certificates of deposit	5,315		—			—		5,315
Municipal bonds	900		—			—		900
Total available-for-sale securities	36,331		—			—		36,331
Total cash and cash equivalents	$	93,290	$	—		$	—	$	93,290
Short-term Investments:
Available-for-sale securities:
Municipal bonds	$	157,600	$	(2	)	$	290	$	157,888
Corporate bonds	32,470		(15		)	67		32,522
Variable-rate demand notes	29,645		—			—		29,645
Commercial paper	6,542		—			—		6,542
Asset-backed securities	4,410		(3		)	2		4,409
International government bonds	2,539		(1		)	1		2,539
Certificates of deposit	850		—			—		850
U.S. government bonds	650		—			—		650
U.S. government agency	601		(1		)	—		600
Total short-term investments	$	235,307	$	(22	)	$	360	$	235,645
Long-term Investments:
Available-for-sale securities:
Auction rate securities	$	12,425	$	(1,432	)	$	—	$	10,993
Total long-term investments	$	12,425	$	(1,432	)	$	—	$	10,993

	December 28, 2013
	Cost		Gross Unrealized Losses			Gross Unrealized Gains		Fair Value
Cash and Cash Equivalents:
Cash on hand	$	45,544	$	—		$	—	$	45,544
Available-for-sale securities:
Money market funds	39,538		—			—		39,538
Certificates of deposit	7,768		—			—		7,768
Commercial paper	2,499		—			—		2,499
Municipal bonds	451		—			—		451
Total available-for-sale securities	50,256		—			—		50,256
Total cash and cash equivalents	$	95,800	$	—		$	—	$	95,800
Short-term Investments:
Available-for-sale securities:
Municipal bonds	$	119,289	$	(11	)	$	182	$	119,460
Variable-rate demand notes	38,025		—			—		38,025
Corporate bonds	17,788		(4		)	60		17,844
Commercial paper	3,748		—			—		3,748
Asset-backed securities	515		—			1		516
Total short-term investments	$	179,365	$	(15	)	$	243	$	179,593
Long-term Investments:
Available-for-sale securities:
Auction rate securities	$	12,425	$	(1,793	)	$	—	$	10,632
Total long-term investments	$	12,425	$	(1,793	)	$	—	$	10,632

Schedule of available-for-sale investments in continuous unrealized loss position by length of time

The available-for-sale investments that were in a continuous unrealized loss position, aggregated by length of time that individual securities have been in a continuous loss position, were as follows (in thousands):

	Less Than 12 Months					12 Months or Greater					Total
As of June 28, 2014	Fair Value		Gross Unrealized Losses			Fair Value		Gross Unrealized Losses			Fair Value		Gross Unrealized Losses
Auction rate securities	$	—	$	—		$	10,993	$	(1,432	)	$	10,993	$	(1,432	)
Corporate bonds	10,992		(15		)	—		—			10,992		(15		)
Municipal bonds	8,154		(2		)	—		—			8,154		(2		)
Asset-backed securities	2,791		(3		)	—		—			2,791		(3		)
International government bond	1,471		(1		)	—		—			1,471		(1		)
U.S. government agency	600		(1		)	—		—			600		(1		)
	$	24,008	$	(22	)	$	10,993	$	(1,432	)	$	35,001	$	(1,454	)

	Less Than 12 Months					12 Months or Greater					Total
As of December 28, 2013	Fair Value		Gross Unrealized Losses			Fair Value		Gross Unrealized Losses			Fair Value		Gross Unrealized Losses
Municipal bonds	$	11,079	$	(11	)	$	—	$	—		$	11,079	$	(11	)
Auction rate securities	—		—			10,632		(1,793		)	10,632		(1,793		)
Corporate bonds	2,605		(4		)	—		—			2,605		(4		)
	$	13,684	$	(15	)	$	10,632	$	(1,793	)	$	24,316	$	(1,808	)

Summarization of contractual underlying maturities of available-for-sale investments

The following summarizes the contractual underlying maturities of the Company’s available-for-sale investments at June 28, 2014 (in thousands):

	Cost		Fair Value
Due in one year or less	$	128,339	$	128,444
Due after one year through ten years	116,829		117,062
Due after ten years	38,895		37,463
	$	284,063	$	282,969