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Note 12 - Common Stock Repurchases (Details) (USD $)
Share data in Millions, unless otherwise specified
0 Months Ended 3 Months Ended 12 Months Ended 3 Months Ended 1 Months Ended 12 Months Ended
Jul. 09, 2013
Jun. 30, 2013
Mar. 30, 2014
Mar. 31, 2013
Apr. 01, 2012
Jun. 29, 2014
Subsequent Event [Member]
Aug. 28, 2007
August 2007 Repurchase Plan [Member]
Mar. 30, 2014
August 2007 Repurchase Plan [Member]
Note 12 - Common Stock Repurchases (Details) [Line Items]                
Stock Repurchase Program, Authorized Amount $ 50,000,000           $ 100,000,000  
Treasury Stock, Shares, Retired (in Shares)   19.9            
Stock Repurchased During Period, Value     9,000,000 0 0 3,000,000   97,200,000
Stock Repurchase Program, Remaining Authorized Repurchase Amount     $ 52,800,000