Long-Term Debt and Notes Payable (Details Textual) (USD $)	1 Months Ended	6 Months Ended	1 Months Ended			6 Months Ended				1 Months Ended		1 Months Ended		6 Months Ended				6 Months Ended	1 Months Ended
	Aug. 02, 2013	Jul. 31, 2013	Aug. 02, 2013 Maximum [Member]	Aug. 02, 2013 Minimum [Member]	Aug. 02, 2013 Revolving Credit Facility [Member]	Jul. 31, 2013 Revolving Credit Facility [Member]	Jul. 31, 2013 Revolving Credit Facility [Member] Maximum [Member]	Aug. 02, 2013 Standby Letters of Credit [Member]	Jul. 31, 2013 Standby Letters of Credit [Member]	Aug. 02, 2013 Credit Agreement [Member]	Jul. 31, 2013 Credit Agreement [Member] Maximum [Member]	Aug. 31, 2012 First Victoria Bank [Member]	Jul. 31, 2013 First Victoria Bank [Member] Maximum [Member]	Jul. 31, 2013 First Victoria Bank [Member] Revolving Credit Facility [Member]	Jul. 31, 2012 First Victoria Bank [Member] Revolving Credit Facility [Member]	Aug. 31, 2012 First Victoria Bank [Member] Revolving Credit Facility [Member]	Jul. 31, 2013 First Victoria Bank [Member] Revolving Credit Facility [Member] Maximum [Member]	Jul. 31, 2013 First Victoria Bank [Member] Revolving Credit Facility [Member] Minimum [Member]	Aug. 02, 2013 Base Rate [Member]	Aug. 02, 2013 Eurodollar [Member]
Line of Credit Facility [Line Items]
Maximum borrowing amount on a revolving basis					$ 50,000,000											$ 50,000,000
Maturity date of revolving credit facility												Aug. 31, 2015
Interest description						Interest was payable monthly at the greater of the prime rate or 3.25% as of July 31, 2013.
Interest rate floor						3.25%
Interest rate						3.25%
Guaranty of subsidiary debt													5,000,000
Average borrowings under the revolving credit facility														3,715,000	15,756,000
Limit of indebtedness																	10,000,000
Outstanding standby letters of credit								622,000	622,000
Quarterly earnings before interest, taxes, depreciation and amortization																		2,000,000
Current assets to current liabilities ratio														1.25
Debt to shareholders equity ratio														0.7
Available borrowings under the revolving credit facility to secure letters of credit							10,000,000				10,000,000
Revolving Credit Facility Expiration Period					3 years
Commitment fee on the unused portion of the Credit Agreement			0.50%	0.375%
Leverage Ratio										2.00
Fixed Charge Coverage Ratio										1.25
Adjusted EBITDA										22,000,000
Capital Expenditures to Adjusted EBITDA										1
Additional indebtedness										$ 5,000,000
Credit Agreement basis points																			1.50%	2.50%
Long-Term Debt and Notes Payable (Textual) [Abstract]
Collateral securities		The Revolving Credit Facility was collateralized by essentially all of the Company’s domestic assets
Line of credit agreement collateralized by percentage of own capital stock	65.00%