XML 64 R54.htm IDEA: XBRL DOCUMENT v3.21.1
Note 8 - Debt (Details Textual) - USD ($)
3 Months Ended
Apr. 05, 2021
May 30, 2012
Apr. 30, 2021
Jan. 31, 2021
2012 Mortgage [Member] | Rabobank N.A [Member] | Quad Ortega Hill LLC [Member]        
Debt Instrument, Face Amount   $ 16,100,000    
Debt Instrument, Periodic Payment, Total   88,100    
Final Principal Payment   11,700,000    
Loans Payable to Bank, Total     $ 12,200,000  
2012 Mortgage [Member] | Rabobank N.A [Member] | Quad Ortega Hill LLC [Member] | Swap [Member]        
Derivative Liability, Notional Amount   $ 16,100,000    
Derivative, Fixed Interest Rate   4.31%    
2012 Mortgage [Member] | Rabobank N.A [Member] | Quad Ortega Hill LLC [Member] | London Interbank Offered Rate (LIBOR) [Member]        
Debt Instrument, Basis Spread on Variable Rate   2.25% 0.11%  
Promissory Note Issued for Acquisition [Member]        
Long-term Debt, Total $ 2,400,000   $ 2,400,000 $ 0
Debt Instrument, Term (Year) 4 years      
Debt Instrument, Interest Rate, Stated Percentage 4.00%