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Related Party Transactions (Details Textual) (USD $)
3 Months Ended 9 Months Ended
Sep. 30, 2012
Sep. 30, 2011
Sep. 30, 2012
Sep. 30, 2011
Legal Fees $ 52,000 $ 14,000 $ 123,000 $ 100,000
Payments to Supplier 813,000 643,000 2,373,000 1,694,000
Accounts Payable 498,000 330,000 498,000 330,000
Cost of Services, Maintenance Costs 11,000 13,000 20,000 23,000
Operating Leases, Rent Expense 36,000   72,000  
John H Schwan And Stephen M Merrick [Member]
       
Interest Expenses $ 21,000 $ 26,000 $ 66,000 $ 86,000