Note 14 - Stock Repurchase Program (Details Textual)		3 Months Ended
	Oct. 02, 2015 USD ($)	Dec. 31, 2015 USD ($) $ / shares shares
A B L Credit Facility [Member] | Stock Repurchases Value Exceeds 2.5 Million, Option 1 [Member] | Minimum [Member]
Line of Credit Facility Covenant Terms Percentage of Revolver Commitments	25.00%
Balance Required for Compliance with Revolver Commitments		$ 91,300,000
A B L Credit Facility [Member] | Stock Repurchases Value Exceeds 2.5 Million, Option 2 [Member] | Minimum [Member]
Line of Credit Facility Covenant Terms Percentage of Revolver Commitments	15.00%
Balance Required for Compliance with Revolver Commitments		$ 54,800,000
Line of Credit Facility Covenant Terms EBITDA Ratio	1
A B L Credit Facility [Member]
Unrestricted Common Stock Purchases, Maximum, Value	$ 2,500,000
Stock Repurchase Program, Authorized Amount	$ 550,000
Treasury Stock, Shares, Acquired | shares		65,283
Treasury Stock Acquired, Average Cost Per Share | $ / shares		$ 10.71