Note 15 - Shareholders' Equity (Detail) (USD $) In Thousands, except Share data, unless otherwise specified	0 Months Ended	3 Months Ended	40 Months Ended
	Jan. 22, 2013	Mar. 24, 2013	Nov. 30, 2003	Jun. 24, 2012	May 24, 2012	Nov. 03, 2010	Jul. 26, 2000
Stockholders Equity Note, Reverse Stock Split, Conversion Ratio, Numerator						1
'Stockholders Equity Note, Reverse Stock Split, Conversion Ratio, Denominator						3
Common Stock, Shares, Outstanding		19,541,755		20,090,094		20,060,000
Common Stock, Shares Authorized		500,000,000		500,000,000		500,000,000
Common Stock, Par or Stated Value Per Share (in Dollars per share)		$ 0.10		$ 0.10		$ 0.10
Stock Repurchase Program, Number of Shares Authorized to be Repurchased							3,333,000
Stock Repurchased and Retired During Period, Shares (in Shares)		571,000	1,064,000
Stock Repurchase Program, Authorized Amount (in Dollars)	$ 50,000
First Excess Availability Threshold (in Dollars)					20,000
Second Excess Availability Threshold (in Dollars)					$ 10,000
Fixed Charge Coverage Ratio Threshold					1.0