Going Concern (Details) - USD ($)		1 Months Ended		6 Months Ended
	Jul. 31, 2015	Jul. 31, 2015	Apr. 30, 2015	Dec. 31, 2015	Jun. 30, 2015
Going Concern (Details) [Line Items]
Income (Loss) from Continuing Operations Attributable to Parent					$ 1,300,000
Working Capital Deficit					5,500,000
Defined Benefit Plan, Funded Status of Plan					(6,500,000)
Pension Contributions					469,000
Defined Benefit Plans, Estimated Future Employer Contributions in Current Fiscal Year					772,000
Pension Contributions, Minimum Payment, Due			$ 197,000		197,000
Series B Preferred Stock [Member] | Convertible Preferred Stock [Member]
Going Concern (Details) [Line Items]
Preferred Stock, Dividend Rate, Percentage	5.00%
Subsequent Event [Member]
Going Concern (Details) [Line Items]
Defined Benefit Plans, Estimated Future Employer Contributions in Current Fiscal Year				$ 772,000
Pension Contributions, Minimum Payment, Due		$ 197,000
Subsequent Event [Member] | Series B Preferred Stock [Member]
Going Concern (Details) [Line Items]
Rights Offering, Expected Proceeds	$ 10,400,000
Preferred Stock, Dividend Rate, Percentage	5.00%
Subsequent Event [Member] | Series B Preferred Stock [Member] | Convertible Preferred Stock [Member]
Going Concern (Details) [Line Items]
Rights Offering, Expected Proceeds	$ 10,400,000
9½% Subordinated Debentures Due 2012 [Member]
Going Concern (Details) [Line Items]
Debt Instrument, Debt Default, Periodic Payment Interest					301,000
Convertible Notes Payable					334,000
8¼% Limited Convertible Senior Subordinated Notes Due 2012 [Member]
Going Concern (Details) [Line Items]
Debt Instrument, Debt Default, Periodic Payment Interest					2,100,000
Convertible Notes Payable					1,100,000
Line of Credit [Member]
Going Concern (Details) [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity					1,500,000
Long-term Line of Credit					$ 1,000,000