Note E - Marketable Securities (Tables)

6 Months Ended

Sep. 28, 2014

Marketable Securities Disclosure [Abstract]

Schedule of Available-for-sale Securities Reconciliation [Table Text Block]

	Cost		Gross Unrealized Gains		Gross Unrealized Losses		Fair Market Value
September 28, 2014	$	6,972	$	133	$	-	$	7,105
March 30, 2014	$	10,947	$	240	$	-	$	11,187

Investments Classified by Contractual Maturity Date [Table Text Block]

Fair value of Municipal Bonds	Total		Less than 1 Year		1 – 5 Years		5 – 10 Years		After 10 Years
September 28, 2014	$	7,105	$	3,934	$	3,171	$	-	$	-