Earning Per Share-Basic (detail) - USD ($) $ / shares in Units, shares in Thousands	3 Months Ended
	Jun. 27, 2015	Jun. 28, 2014
Basic
Net Earnings (Loss)	$ 2,968,000	$ (107,000)
Deduct preferred stock dividends	6,000	6,000
Undistributed Earnings, Basic	2,962,000	(113,000)
Undistributed Earnings Allocated to Participating Securities	37,000	(3,000)
Earnings (Loss) Attributable to Common Stock	$ 2,925,000	$ (110,000)
Weighted Average Number of Shares Outstanding, Basic	9,888	10,801
Basic earnings (loss) per common share	$ 0.3	$ (0.01)