XML 58 R47.htm IDEA: XBRL DOCUMENT v3.5.0.2
Note 9 - Long-term Debt (Details Textual) - Bank of America [Member] - USD ($)
$ in Millions
Oct. 07, 2015
Oct. 22, 2014
London Interbank Offered Rate (LIBOR) [Member]    
Debt Instrument, Basis Spread on Variable Rate 1.40%  
Debt Instrument, Basis Spread on Base Rate 1.00%  
Base Rate [Member]    
Debt Instrument, Basis Spread on Variable Rate 0.40%  
Federal Funds Effective Swap Rate [Member]    
Debt Instrument, Basis Spread on Base Rate 0.50%  
Line of Credit Facility, Maximum Borrowing Capacity $ 175 $ 75