Commitments and Contingencies (Details) (USD $)	12 Months Ended		12 Months Ended	1 Months Ended	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2010 Term loan [Member]	Mar. 25, 2014 Subsequent Events [Member] Term loan [Member]	Dec. 31, 2013 Costa Brava [Member]	Dec. 31, 2013 Wynnefield [Member]
Financial Condition and Liquidity [Abstract]
Percentage of trade account receivable collateralized under the facility (in hundredths)	85.00%
Working capital	$ 17,300,000	$ 15,000,000
Legal Proceedings [Line Items]
Percentage of public preferred stock owned (in hundredths)	12.00%				12.70%	12.60%
Subsequent Event [Line Items]
Principal amount of term loan repaid in quarterly installments			93,750	250,000
Fees paid in connection with amendment				$ 75,000