Credit Facility (Details) (USD $)	3 Months Ended
	Mar. 31, 2013	Dec. 31, 2012
Credit Facility (Textual) [Abstract]
Credit facility, borrowing capacity	$ 40,000,000
Eligible accounts receivables percentage	80.00%
Eligible accounts receivables past due days	60 days
Eligible inventory percentage	50.00%
Eligible inventory expected to be sold period	18 months
Maximum borrowing amount based on inventory	20,000,000
EBITDA as defined in Credit Facility	700,000
Number of rolling quarter to be used in calculating Debt Service Coverage Ratio commencing 2014	4
Minimum Tangible Net Worth	90.00%
Minimum EBITDA Covenant	0
Secured Debt, Current	19,842,000	16,127,000
Credit Facility, remaining borrowing capacity	15,800,000
Weighted average interest rate	3.00%
Maximum
Credit Facility (Textual) [Abstract]
Spread on LIBOR	1.85%
Spread on prime rate	0.40%
Restricted Dividends	1,100,000
Minimum Debt Service Coverage Ratio	1.20
Minimum cash, accounts receivable and inventory to debt ratio	2.0
Minimum
Credit Facility (Textual) [Abstract]
Spread on LIBOR	1.25%
Spread on prime rate	1.00%
Minimum Debt Service Coverage Ratio	1.00
Minimum cash, accounts receivable and inventory to debt ratio	1.0
Letter of Credit [Member]
Credit Facility (Textual) [Abstract]
Credit facility, borrowing capacity	10,000,000
First Year [Member]
Credit Facility (Textual) [Abstract]
Spread on LIBOR	2.75%
Second Year [Member]
Credit Facility (Textual) [Abstract]
Spread on LIBOR	2.50%
June 30, 2014 [Member] | Maximum
Credit Facility (Textual) [Abstract]
Prior line of credit maximum borrowing capacity	$ 40,000,000