Notes Payable, Long-Term Debt and Other Financing (Details) (USD $)	Sep. 30, 2012	Dec. 31, 2011
Debt Instrument [Line Items]
Notes payable, Gross	$ 1,331,000	$ 1,348,000
Less current portion of notes payable	(63,000)	(62,000)
Notes payable, net of current portion	1,268,000	1,286,000
PrimePlusThreePercentNoteMember
Debt Instrument [Line Items]
Notes payable, Gross	1,238,000	1,238,000
TenPercentNoteMember
Debt Instrument [Line Items]
Notes payable, Gross	40,000	40,000
EightPointTwoFivePercentNoteMember
Debt Instrument [Line Items]
Notes payable, Gross	12,000	18,000
TenPointFiveZeroPercentNoteMember
Debt Instrument [Line Items]
Notes payable, Gross	9,000	12,000
SevenPointNineOnePercentNoteMember
Debt Instrument [Line Items]
Notes payable, Gross	14,000	18,000
SevenPointTwoFourPercentNoteMember
Debt Instrument [Line Items]
Notes payable, Gross	$ 18,000	$ 22,000