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Commitments and Contingencies (Details Narrative) - USD ($)
 3 Months Ended 12 Months Ended
Dec. 31, 2016
Jun. 30, 2016
Dec. 31, 2016
Dec. 31, 2015
Other compensation liabilities $ 515,000   $ 515,000 $ 508,000
Other compensation liabilities, noncurrent 503,000   503,000 496,000
Other compensation liabilities, current 12,000   12,000 12,000
Cash surrender value of life insurance 1,169,000   1,169,000 1,091,000
Amount of security to proceed current appeal   $ 1,600,000    
Maximum aggregate claim amount     4,300,000  
Liabilities recorded 273,000   273,000 249,000
Proceeds from legal settlements 132,500 282,000    
Relieved assets on books after legal settlement       $ 213,000
Allocation of proceeds from legal settlements to offset operating expenses   $ 69,000    
Minimum [Member]        
Payment benefit to employee's     1,000  
Deductibles per claim     25,000  
Minimum [Member] | Insurance Claims [Member]        
Potential liability per claim 0   0  
Maximum [Member]        
Payment benefit to employee's     3,000  
Deductibles per claim     1,000,000  
Maximum [Member] | Insurance Claims [Member]        
Potential liability per claim $ 1,000,000   $ 1,000,000