Note M - Share-based Compensation - A Summary of the Status of the Company's Stock Options (Details) - USD ($) $ in Thousands	6 Months Ended	12 Months Ended
	Sep. 27, 2015	Mar. 29, 2015	[1]
Shares (in shares)	129,710	142,964
Weighted- Average Exercise Price (in dollars per share)	$ 25.65	$ 24.36
Weighted- Average Remaining Contractual Life	2 years 197 days	2 years 317 days
Aggregate Intrinsic Value	$ 1,843	$ 3,460
Shares (in shares)	(3,787)
Weighted- Average Exercise Price (in dollars per share)	$ 11.72
Shares (in shares)	(9,467)
Weighted- Average Exercise Price (in dollars per share)	$ 11.72
Aggregate Intrinsic Value	$ 261
Shares (in shares)	72,901
Weighted- Average Exercise Price (in dollars per share)	$ 17.92
Weighted- Average Remaining Contractual Life	1 year 186 days
Aggregate Intrinsic Value	$ 1,600

[1] Represents outstanding options after giving effect to the replacement options issued in connection with the Company's special dividend.