Cash, Cash Equivalents and Investments (Tables)

3 Months Ended

Mar. 30, 2013

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):

	March 30, 2013
	Cost		Gross Unrealized Losses			Gross Unrealized Gains		Fair Value
Cash and Cash Equivalents:
Cash on hand	$	32,034	$	—		$	—	$	32,034
Available-for-sale securities:
Money market funds	44,590		—			—		44,590
Municipal bonds	2,314		—			—		2,314
U.S. Treasury bills	325		—			—		325
Total available-for-sale securities	47,229		—			—		47,229
Total cash and cash equivalents	$	79,263	$	—		$	—	$	79,263
Short-term Investments:
Available-for-sale securities:
Variable-rate demand notes	$	64,185	$	—		$	—	$	64,185
Corporate bonds	61,607		(7		)	253		61,853
Municipal bonds	52,978		(10		)	65		53,033
U.S. Treasury bills	20,322		—			1		20,323
Asset-backed securities	15,751		(2		)	8		15,757
U.S. government bonds	12,633		—			25		12,658
International government bonds	1,983		—			16		1,999
Total short-term investments	$	229,459	$	(19	)	$	368	$	229,808
Long-term Investments:
Available-for-sale securities:
Auction rate securities	$	12,450	$	(1,261	)	$	—	$	11,189
Total long-term investments	$	12,450	$	(1,261	)	$	—	$	11,189

	December 29, 2012
	Cost		Gross Unrealized Losses			Gross Unrealized Gains		Fair Value
Cash and Cash Equivalents:
Cash on hand	$	56,690	$	—		$	—	$	56,690
Available-for-sale securities:
U.S. Treasury bills	25,049		—			1		25,050
Money market funds	22,685		—			1		22,686
Municipal bonds	1,000		—			—		1,000
Total available-for-sale securities	48,734		—			2		48,736
Total cash and cash equivalents	$	105,424	$	—		$	2	$	105,426
Short-term Investments:
Available-for-sale securities:
Corporate bonds	$	59,089	$	(5	)	$	267	$	59,351
Municipal bonds	45,646		(7		)	50		45,689
Variable-rate demand notes	41,785		—			—		41,785
Asset-backed securities	15,058		—			11		15,069
U.S. government bonds	12,638		—			25		12,663
International government bonds	1,991		—			17		2,008
Total short-term investments	$	176,207	$	(12	)	$	370	$	176,565
Long-term Investments:
Available-for-sale securities:
Auction rate securities	$	12,525	$	(1,156	)	$	—	$	11,369
Total long-term investments	$	12,525	$	(1,156	)	$	—	$	11,369

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 March 30, 2013	Fair Value		Gross Unrealized Losses			Fair Value		Gross Unrealized Losses			Fair Value		Gross Unrealized Losses
Municipal bonds	$	13,196	$	(10	)	$	—	$	—		$	13,196	$	(10	)
Auction rate securities	—		—			11,189		(1,261		)	11,189		(1,261		)
Corporate bonds	6,989		(7		)	—		—			6,989		(7		)
Asset-backed securities	5,322		(2		)	—		—			5,322		(2		)
	$	25,507	$	(19	)	$	11,189	$	(1,261	)	$	36,696	$	(1,280	)

	Less Than 12 Months					12 Months or Greater					Total
As of December 29, 2012	Fair Value		Gross Unrealized Losses			Fair Value		Gross Unrealized Losses			Fair Value		Gross Unrealized Losses
Municipal bonds	$	17,152	$	(7	)	$	—	$	—		$	17,152	$	(7	)
Auction rate securities	—		—			11,369		(1,156		)	11,369		(1,156		)
Corporate bonds	9,543		(5		)	—		—			9,543		(5		)
	$	26,695	$	(12	)	$	11,369	$	(1,156	)	$	38,064	$	(1,168	)

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 March 30, 2013 (in thousands):

	Cost		Fair Value
Due in one year or less	$	121,784	$	121,854
Due after one year through ten years	99,419		99,698
Due after ten years	67,935		66,674
	$	289,138	$	288,226