2011 EQUITY INCENTIVE PLAN (Option Activity) (Details) - USD ($) $ / shares in Units, $ in Thousands		3 Months Ended			9 Months Ended	12 Months Ended
	Jul. 01, 2015	Dec. 28, 2018	Sep. 28, 2018	Jun. 29, 2018	Dec. 28, 2018	Mar. 30, 2018	Mar. 31, 2017	Mar. 25, 2016
Shares
Outstanding at the Beginning of the Year		180,000	180,000	255,000	255,000	255,000	245,000
Granted	245,000	5,000	0	0		0	10,000
Exercised		0	0	(75,000)	(75,000)	0	0
Forfeited or Expired		0	0	0		0	0
Outstanding at the End of the Year		185,000	180,000	180,000	185,000	255,000	255,000	245,000
Fully Vested		181,000	180,000	176,000	181,000	251,000	247,000
Exercisable at the End of the Year		185,000	180,000	176,000	185,000	251,000	247,000
Weighted Avg. Exercise Price
Outstanding at the Beginning of the Year		$ 6.04	$ 6.04	$ 6.15	$ 6.15	$ 6.15	$ 6.18
Granted	$ 6.00						5.30
Outstanding at the End of the Year		6.02	6.04	6.04	6.02	6.15	6.15	$ 6.18
Fully Vested		$ 5.88	$ 5.94	$ 5.94	$ 5.88	$ 6.02	$ 6.05
Remaining Contractual Term (Years)
Outstanding at the Beginning of the Year		7 years 11 months 26 days	7 years 3 months 26 days	7 years 6 months 25 days		8 years 26 days	8 years 9 months 25 days	9 years 3 months 8 days
Granted							10 years
Aggregate Intrinsic Value
Outstanding at the Beginning of the Year		$ 1,393	$ 666	$ 702	$ 702	$ 87
Granted
Outstanding at the End of the Year		$ 1,518	$ 1,393	$ 666	$ 1,518	$ 702	$ 87