Investments (Tables)

9 Months Ended

Dec. 29, 2012

Investments

Summary of investments in marketable securities

The following tables summarize the investments in marketable securities (in thousands):

	December 29, 2012
	Cost or Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses		Estimated Fair Value
Available for sale:
Auction rate securities	$	471	$	5	$	—	$	476
Total	$	471	$	5	$	—	$	476
Reported as:
Short-term investments							$	476
Long-term investments in marketable securities							—
Total							$	476
	March 31, 2012
	Cost or Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses		Estimated Fair Value
Available for sale:
Money market funds	$	1,627	$	—	$	—	$	1,627
Auction rate securities	1,965		39		—		2,004
Total	$	3,592	$	39	$	—	$	3,631
Reported as:
Short-term investments							$	3,631
Long-term investments in marketable securities							—
Total							$	3,631