Credit Agreements (Details) - USD ($)			3 Months Ended		12 Months Ended
	Oct. 09, 2015	Feb. 01, 2014	Apr. 30, 2016	May. 02, 2015	Jan. 28, 2017	Mar. 10, 2016	Jan. 30, 2016	Oct. 08, 2015	Feb. 09, 2012
Debt Instrument [Line Items]
Long-term Debt, Maturities, Repayments of Principal in Next Rolling Twelve Months			$ 2,245,000
Document Period End Date			Apr. 30, 2016
Long-term Debt			$ 87,425,000				$ 72,414,000
Unamortized Debt Issuance Expense			(1,600,000)
Long-term Line of Credit, Noncurrent			84,432,000				70,271,000
Long-term Debt, Maturities, Repayments of Principal in Year Two			3,242,000
Long-term Debt, Maturities, Repayments of Principal in Year Three			2,993,000
Long-term Debt, Maturities, Repayments of Principal in Year Four			2,744,000
Long-term Debt, Maturities, Repayments of Principal in Year Five			64,959,000
Thereafter			12,892,000
Long term, Total Credit Facility			87,425,000				72,414,000
Long-term Debt, Current Maturities			2,993,000				2,143,000
Long-term Debt, Excluding Current Maturities			$ 84,432,000				70,271,000
PNC Bank, N.A. [Member]
Debt Instrument [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity								$ 90,000,000
Line of Credit, Accordion Feature								25,000,000
Debt Instrument, Maturity Date Range, End			5 years
Line of Credit Facility, Capacity Available for Trade Purchases								6,000,000
Long-term Debt, Imputed Interest Rate			6.00%
Debt Instrument, Covenant Compliance, Minimum Unrestricted Cash Requirement			$ 10,000,000
Debt Instrument, Covenant Compliance, Minimum Unrestricted Cash Threshold for Additional Covenants						$ 18,000,000
Unrestricted Cash Plus Credit Facility Availability			49,800,000
Deferred Finance Costs, Noncurrent, Net			$ 1,148,000						$ 466,000
GACP [Member]
Debt Instrument [Line Items]
Debt Instrument, Maturity Date Range, End			5 years
Long-term Debt, Imputed Interest Rate			14.00%
Interest Expense, Debt			$ 342,000
Debt Instrument, Covenant Description			1.1 to 1.0
Deferred Finance Costs, Noncurrent, Net			$ 1,453,000
2012 Line Of Credit Agreement - PNC Bank, N.A. [Member]
Debt Instrument [Line Items]
Interest Expense, Debt			857,000	$ 593,000
Long-term Debt [Member]
Debt Instrument [Line Items]
Thereafter			0
Line of Credit [Member]
Debt Instrument [Line Items]
Thereafter			$ 0
LIBOR [Member] | PNC Bank, N.A. [Member]
Debt Instrument [Line Items]
Debt Instrument Minimum Basis Spread		5.00%
Debt Instrument Maximum Basis Spread			6.00%
LIBOR [Member] | GACP [Member]
Debt Instrument [Line Items]
LIBOR Rate Period One			1 month
LIBOR Rate Period Two			2 months
LIBOR Rate Period Three			3 months
Interest Rate Floor [Member] | GACP [Member]
Debt Instrument [Line Items]
Debt Instrument, Basis Spread on Variable Rate			1.00%
Base Rate Option [Member] | PNC Bank, N.A. [Member]
Debt Instrument [Line Items]
Debt Instrument Minimum Basis Spread			4.00%
Debt Instrument Maximum Basis Spread			5.00%
Base Rate Option [Member] | GACP [Member]
Debt Instrument [Line Items]
Debt Instrument, Basis Spread on Variable Rate			11.00%
Alternate Base Rate [Domain] | GACP [Member]
Debt Instrument [Line Items]
Debt Instrument, Basis Spread on Variable Rate			10.00%
Year One [Member] | PNC Bank, N.A. [Member]
Debt Instrument [Line Items]
Debt Early Termination Fee	3.00%
Year One [Member] | GACP [Member]
Debt Instrument [Line Items]
Debt Early Termination Fee			3.00%
Year Two [Member] | PNC Bank, N.A. [Member]
Debt Instrument [Line Items]
Debt Early Termination Fee	1.00%
Year Two [Member] | GACP [Member]
Debt Instrument [Line Items]
Debt Early Termination Fee			2.00%
Year Three [Member] | PNC Bank, N.A. [Member]
Debt Instrument [Line Items]
Debt Early Termination Fee	0.50%
Year Three [Member] | GACP [Member]
Debt Instrument [Line Items]
Debt Early Termination Fee			1.00%
Term Loan [Member] | PNC Bank, N.A. [Member]
Debt Instrument [Line Items]
Long-term Debt, Maturities, Repayments of Principal in Next Rolling Twelve Months			$ 1,608,000
First Security Interest Maximum - Bowling Green Facility						13,000,000
Debt Instrument, Term			84 months
Mandatory Prepayment Maximum Amount			$ 2,000,000
Long-term Debt			12,245,000				12,780,000	$ 15,000,000
Unamortized Debt Issuance Expense			(244,000)				(266,000)
Long-term Debt, net carrying value			12,001,000				12,514,000
Long-term Debt, Maturities, Repayments of Principal in Year Two			2,321,000
Long-term Debt, Maturities, Repayments of Principal in Year Three			2,143,000
Long-term Debt, Maturities, Repayments of Principal in Year Four			1,964,000
Long-term Debt, Maturities, Repayments of Principal in Year Five			4,209,000
Long-term Debt, Current Maturities			2,143,000
Term Loan [Member] | GACP [Member]
Debt Instrument [Line Items]
Long-term Debt, Maturities, Repayments of Principal in Next Rolling Twelve Months			$ 637,000
Long-term Debt, Maturities, Repayments of Principal						70,833
Mandatory Prepayment Percentage			50.00%
Long-term Debt			$ 16,930,000			$ 17,000,000
Long-term Debt, Maturities, Repayments of Principal in Year Two			921,000
Long-term Debt, Maturities, Repayments of Principal in Year Three			850,000
Long-term Debt, Maturities, Repayments of Principal in Year Four			780,000
Long-term Debt, Maturities, Repayments of Principal in Year Five			850,000
Thereafter			12,892,000
GACP [Member]
Debt Instrument [Line Items]
Long-term Debt			16,930,000				0
Unamortized Debt Issuance Expense			(1,406,000)				0
Long-term Debt, net carrying value			15,524,000				0
Line of Credit [Member] | PNC Bank, N.A. [Member]
Debt Instrument [Line Items]
Long-term Line of Credit			59,900,000				59,900,000
Long-term Debt, Maturities, Repayments of Principal in Next Rolling Twelve Months			0
Line of Credit Facility, Remaining Borrowing Capacity			17,100,000
Unamortized Debt Issuance Expense							$ (694,000)
Long-term Debt, Maturities, Repayments of Principal in Year Two			0
Long-term Debt, Maturities, Repayments of Principal in Year Three			0
Long-term Debt, Maturities, Repayments of Principal in Year Four			0
Long-term Debt, Maturities, Repayments of Principal in Year Five			$ 59,900,000
Minimum [Member] | Scenario, Forecast [Member] | LIBOR [Member] | PNC Bank, N.A. [Member]
Debt Instrument [Line Items]
Debt Instrument, Basis Spread on Variable Rate					3.00%
Maximum [Member] | Scenario, Forecast [Member] | LIBOR [Member] | PNC Bank, N.A. [Member]
Debt Instrument [Line Items]
Debt Instrument, Basis Spread on Variable Rate					4.50%