Quarterly report pursuant to Section 13 or 15(d)

Note 9 - Discontinued Operations (Details)

v3.2.0.727
Note 9 - Discontinued Operations (Details)
 3 Months Ended 6 Months Ended
Jul. 01, 2015
Jun. 04, 2015
USD ($)
Jun. 20, 2014
USD ($)
Aug. 14, 2013
USD ($)
Jun. 30, 2015
USD ($)
Mar. 31, 2015
Jun. 30, 2014
USD ($)
Jun. 30, 2014
USD ($)
Dec. 31, 2014
USD ($)
Note 9 - Discontinued Operations (Details) [Line Items]                  
Number of Previously Shut Down Locations           2      
Tangible Asset Impairment Charges             $ 685,000 $ 685,000  
Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment         $ 48,780,000       $ 47,123,000
Not Held For Sale [Member]                  
Note 9 - Discontinued Operations (Details) [Line Items]                  
Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment         10,000       $ 10,000
PFSG [Member]                  
Note 9 - Discontinued Operations (Details) [Line Items]                  
Payments for Hazardous Waste Management and Permit Violations         201,200        
PFMI [Member]                  
Note 9 - Discontinued Operations (Details) [Line Items]                  
Letter of Intent, Receivable for Property, Discontinued Operations   $ 450,000              
Subsequent Event [Member] | PFSG [Member]                  
Note 9 - Discontinued Operations (Details) [Line Items]                  
Notification of Closure or Continuation of Facility, Notice Period 60 days                
Submittal of Post Closure Plan 90 days                
(Loss) Income from Discontinued Operations, Net of Taxes [Member] | PFMI [Member]                  
Note 9 - Discontinued Operations (Details) [Line Items]                  
Asset Impairment Charges         $ 150,000        
PFSG Facility Fire Damage [Member] | PFSG [Member]                  
Note 9 - Discontinued Operations (Details) [Line Items]                  
Maximum Deductible Amount in Insurance for General Liability       $ 300,000          
Proceeds from Insurance Settlement, Investing Activities     $ 3,850,000