XML 52 R41.htm IDEA: XBRL DOCUMENT v3.5.0.2
Note 9 - Line of Credit (Details Textual) - USD ($)
$ in Millions
3 Months Ended
Apr. 02, 2016
Jul. 02, 2016
Jan. 02, 2016
Feb. 20, 2009
Revolving Credit Facility [Member]        
Line of Credit Facility, Expiration Date Dec. 11, 2019      
Line of Credit Facility, Maximum Borrowing Capacity       $ 35.0
Long-term Line of Credit   $ 14.9 $ 21.0  
Line of Credit Facility, Remaining Borrowing Capacity   $ 19.4    
Letter of Credit [Member]        
Line of Credit Facility, Maximum Borrowing Capacity       $ 5.0
Debt Instrument, Interest Rate, Effective Percentage   2.30%    
Letters of Credit Outstanding, Amount   $ 0.7 $ 0.8