Fair Value of Financial Instruments (Details) (USD $)	Mar. 31, 2013	Apr. 01, 2012
Carrying Amount [Member] | Note Payable to a Bank [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Long-term debt, fair value	$ 2,550,000	$ 2,775,000
Carrying Amount [Member] | Note Payable to Baltimore County [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Long-term debt, fair value	158,000	182,200
Fair Value [Member] | Note Payable to a Bank [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Long-term debt, fair value	2,361,500	2,517,000
Fair Value [Member] | Note Payable to Baltimore County [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Long-term debt, fair value	$ 145,300	$ 165,000