Note 10 - Stockholders' Equity (Details) (USD $) In Thousands, except Share data, unless otherwise specified	12 Months Ended		3 Months Ended
	Mar. 30, 2014	Mar. 31, 2013	Dec. 30, 2012 Special Cash Dividend [Member]
Note 10 - Stockholders' Equity (Details) [Line Items]
Common Stock, Dividends, Per Share, Declared	$ 0.32	$ 0.74	$ 0.50
Dividends, Common Stock (in Dollars)	$ 3,153	$ 7,277
Treasury Stock, Shares, Acquired (in Shares)	65,000	402,000
Treasury Stock Acquired, Average Cost Per Share	$ 7.07	$ 5.71