Loan and Security Agreement with F & M Bank & Trust Company (Details) (USD $)	Mar. 30, 2014	Aug. 28, 2012
Loan and Security Agreement with F & M Bank & Trust Company:
Revolving credit facility provided	$ 1.10	$ 2.00
Revolving credit facility with letter of credit subfacility	0.20	0.50
Fully Funded Term loan facility		2.00
Advancing term loan facility	0.70	6.00
Origination fee of the total credit		0.50%
Unused commitment fee per annum is payable quarterly		0.50%
F & M funded term loan payable	1.10	2.00
Term loan payable in equal monthly installments		48,000
Accrued interest at a fixed rate	4.57%	4.57%
Advancing term loan facility subject to the terms and conditions of the F & M loan agreement	$ 0
Interest on each term Prime plus	4.25%
Bloomberg 4-year LIBOR swap rate plus	3.90%