Stock-Based Compensation - Stock Options (Details) - USD ($) $ / shares in Units, $ in Millions	12 Months Ended
	Mar. 31, 2019	Apr. 01, 2018	Mar. 26, 2017	Mar. 27, 2016
Shares
Unvested options, beginning of period	392,500	395,000
Options Granted (in shares)	66,500	230,000
Options Vested (in shares)	(162,708)	(122,500)
Options Forfeited/Cancelled (in shares)	(15,000)	(110,000)
Unvested options, end of period	281,292	392,500	395,000
Weighted Average Fair Value at Grant
Unvested shares available for issue under outstanding options, beginning of period	$ 2.21	$ 1.96
Options Granted	3.38	2.57
Options Vested	2.20	1.87
Options Forfeited/Cancelled	4.26	2.42
Unvested shares available for issue under outstanding options, end of period	$ 2.39	2.21	$ 1.96
Additional Disclosures
Options Outstanding (in shares)	591,500
Options Exercisable (in shares)	310,208
Valuation assumptions
Resulting Black Scholes Value (in dollars per share)	$ 3.38	$ 2.57
Grant Fiscal Year 2019
Shares
Options Granted (in shares)	66,500
Weighted Average Fair Value at Grant
Options Granted	$ 3.38
Additional Disclosures
Option Exercise Price (in dollars per share)	$ 16.31
Options Outstanding (in shares)	61,500
Valuation assumptions
Expected Stock Price Volatility (as a percent)	35.59%
Risk-Free Interest rate (as a percent)	3.11%
Expected Dividend Yield (as a percent)	4.99%
Average Expected Term	4 years
Resulting Black Scholes Value (in dollars per share)	$ 3.38
Grant Fiscal Year 2018
Shares
Options Granted (in shares)		230,000
Weighted Average Fair Value at Grant
Options Granted		$ 2.57
Additional Disclosures
Option Exercise Price (in dollars per share)		$ 15.12
Options Outstanding (in shares)	160,000
Options Exercisable (in shares)	71,458
Valuation assumptions
Expected Stock Price Volatility (as a percent)		32.63%
Risk-Free Interest rate (as a percent)		1.96%
Expected Dividend Yield (as a percent)		5.34%
Average Expected Term		4 years
Resulting Black Scholes Value (in dollars per share)		$ 2.57
Grant Fiscal Year 2017
Shares
Options Granted (in shares)			410,000
Weighted Average Fair Value at Grant
Options Granted			$ 1.85
Additional Disclosures
Option Exercise Price (in dollars per share)			$ 12.57
Options Outstanding (in shares)	330,000
Options Exercisable (in shares)	202,083
Valuation assumptions
Expected Stock Price Volatility (as a percent)			32.85%
Risk-Free Interest rate (as a percent)			1.32%
Expected Dividend Yield (as a percent)			6.30%
Average Expected Term			4 years
Resulting Black Scholes Value (in dollars per share)			$ 1.85
Grant Fiscal Year 2016
Shares
Options Granted (in shares)				100,000
Additional Disclosures
Option Exercise Price (in dollars per share)				$ 22.42
Options Outstanding (in shares)	40,000
Options Exercisable (in shares)	36,667
Stock Options
Stock Options:
Unrecognized compensation costs (in dollars)	$ 0.6
Unrecognized compensation costs, period for recognition	3 years
Options exercised	0	0	0
First year vesting | Stock Options
Stock Options:
Vesting percentage	25.00%
Vesting period	1 year
Monthly vesting over 36 months | Stock Options
Stock Options:
Monthly percentage of vesting of share based compensation	2.78%
Additional vesting period after the initial period	3 years