Debt (Narrative) (Details) - USD ($)		9 Months Ended
	Apr. 03, 2016	Oct. 31, 2016	Oct. 27, 2016	Oct. 26, 2016
Line of Credit Facility [Line Items]
Line of Credit Facility, Interest Rate at Period End		4.50%
Company restriction from issuing dividends or making payments with respect to the Company's Capital Stock to it's annual limit		$ 1,300,000
Provision to reduce borrowings under the line		$ 6,000,000
Provision to reduce borrowings under the line, period	60 days	30 days
PNC [Member] | Revolving Credit Facility [Member]
Line of Credit Facility [Line Items]
Remaining borrowing capacity		$ 15,020,000
PNC [Member] | Revolving Credit Facility [Member] | Amendment No. 7 To The Credit Agreement [Member]
Line of Credit Facility [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity			$ 49,500,000	$ 49,750,000
Eurodollar [Member] | Minimum [Member]
Line of Credit Facility [Line Items]
Revolving credit facility bears interest range of		1.50%
Eurodollar [Member] | Maximum [Member]
Line of Credit Facility [Line Items]
Revolving credit facility bears interest range of		2.50%
Alternate Base Rate Loans [Member] | London Interbank Offered Rate LIBOR [Member] | Minimum [Member]
Line of Credit Facility [Line Items]
Revolving credit facility bears interest range of		0.50%
Alternate Base Rate Loans [Member] | London Interbank Offered Rate LIBOR [Member] | Maximum [Member]
Line of Credit Facility [Line Items]
Revolving credit facility bears interest range of		1.50%