Income Taxes (Details) (USD $)	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011
Income Tax Expense (Benefit) [Abstract]
Current Federal Tax Expense (Benefit)	$ 0	$ (879,000)
Current State and Local Tax Expense (Benefit)	270,000	(39,000)
Current Income Tax Expense (Benefit)	270,000	(918,000)
Deferred Federal Income Tax Expense (Benefit)	(53,000)	(17,000)
Deferred State and Local Income Tax Expense (Benefit)	(9,000)	(4,000)
Deferred Income Tax Expense (Benefit)	(62,000)	(21,000)
Income Tax Expense (Benefit)	208,000	(939,000)
Deferred Tax Liabilities, Gross, Classification [Abstract]
Allowances and reserves	1,742,000	2,953,000
Compensation	3,382,000	3,564,000
Valuation allowance on deferred tax assets	(5,124,000)	(6,517,000)
Deferred Tax Liabilities, Net, Current	0	0
State net operating loss carryforwards	4,103,000	4,366,000
Federal net operating loss carryforwards	28,615,000	24,743,000
State taxes	1,123,000	1,134,000
Self insurance and other reserves	338,000	267,000
Property, plant and equipment	2,294,000	2,431,000
Intangible assets	9,249,000	930,000
Other reserves - restructuring	410,000	667,000
Compensation	31,000	9,000
Deferred Revenue	226,000	1,660,000
Valuation allowance on deferred tax assets	(46,389,000)	(36,269,000)
Deferred Tax Liabilities, Net, Noncurrent	0	(62,000)
Net deferred tax liability	0	(62,000)
Effective Income Tax Rate, Continuing Operations, Tax Rate Reconciliation [Abstract]
Federal statutory rate	35.00%	35.00%
State income tax rate, net of Federal tax benefit	2.50%	1.30%
Meals and entertainment	0.00%	(3.30%)
Valuation allowance	(38.10%)	(35.00%)
Other non-deductible	(0.40%)	0.00%
Other taxes	0.20%	0.40%
Net change in Federal and state reserves	0.00%	21.50%
Effective tax rate	(0.80%)	19.90%
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward]
Beginning balance of unrecognized tax benefits	1,117,000	3,936,000
Additions for tax positions related to the current year	0	0
Additions for tax positions of prior years	0	0
Reductions for tax positions of prior years	0	(2,819,000)
Ending balance of unrecognized tax benefits	1,117,000	1,117,000
Unrecognized Tax Benefits that Would Impact Effective Tax Rate	1,100,000	1,117,000
Income Tax Examination, Penalties and Interest Expense	200,000	100,000
Income Tax Examination, Penalties and Interest Accrued	1,900,000	1,700,000
UNITED STATES
Deferred Tax Liabilities, Gross, Classification [Abstract]
Operating Loss Carryforwards	82,300,000
State and Local Jurisdiction [Member]
Deferred Tax Liabilities, Gross, Classification [Abstract]
Operating Loss Carryforwards	$ 75,600,000