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Note 9 - Sale of Development Project (Details Textual) (USD $)
0 Months Ended 1 Months Ended 9 Months Ended
Mar. 08, 2013
Apr. 30, 2013
Nov. 02, 2013
Nov. 01, 2014
Feb. 01, 2014
Business Combinations [Abstract]          
Number of Employees Transferred 21        
Assets       $ 210,539,000 $ 215,775,000
Gain (Loss) on Sale of Project   1,100,000 1,079,000    
Connectivity Assets Legal Fees and Bank Services   400,000      
Proceeds from Payroll Transfer   600,000      
MoCal [Member]
         
Business Combinations [Abstract]          
Assets 600,000        
Closing Consideration [Member] | MoCal [Member]
         
Business Combinations [Abstract]          
Revenue Recognition, Milestone Method, Revenue Recognized 2,000,000        
Payroll Expense Reimbursement [Member] | MoCal [Member]
         
Business Combinations [Abstract]          
Revenue Recognition, Milestone Method, Revenue Recognized 600,000        
Additional After Timely First Milestone [Member]
         
Business Combinations [Abstract]          
Revenue Recognition, Milestone Method, Revenue Recognized $ 5,000,000