XML 28 R31.htm IDEA: XBRL DOCUMENT v2.4.0.8
Commitments, Contingencies and Subsequent Events (Details) (USD $)
In Millions, unless otherwise specified
6 Months Ended 1 Months Ended
Jun. 30, 2013
Dec. 31, 2012
Jul. 31, 2013
Subsequent Event [Member]
Wells Fargo Facility [Member]
Jun. 30, 2013
Costa Brava Partnership III, L.P [Member]
Jun. 30, 2013
Wynnefield [Member]
Financial Condition and Liquidity [Abstract]          
Percentage of trade account receivable collateralized under the facility (in hundredths) 85.00%        
Working capital $ 7.3 $ 15.0      
Legal Proceedings [Abstract]          
Non-controlling interest owns outstanding public preferred stock (in hundredths)       12.70% 11.70%
Subsequent Event [Line Items]          
Borrowing capacity     $ 30    
Maturity date     Nov. 13, 2014