Note 3 - Fair Value Measurements (Tables)

9 Months Ended

Dec. 23, 2012

Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block]

December 23, 2012	Level 1		Level 2		Level 3		Carrying Value
Marketable securities	$	-	$	12,416	$	-	$	12,416
Total assets at fair value	$	-	$	12,416	$	-	$	12,416

March 25, 2012	Level 1		Level 2		Level 3		Carrying Value
Marketable securities	$	-	$	14,710	$	-	$	14,710
Total assets at fair value	$	-	$	14,710	$	-	$	14,710