XML 28 R52.htm IDEA: XBRL DOCUMENT v2.4.0.6
Income Taxes (Details4) (USD $)
 12 Months Ended
Dec. 31, 2012
Dec. 31, 2010
Dec. 31, 2011
Operating loss carryforwards      
Valuation allowance $ 4,453,000   $ 3,999,000
Unrecognized tax benefits that would impact effective tax rate 300,000   500,000
Interest expense recognized on unrecognized tax benefit 400,000    
Interest and penalties accrued 700,000   300,000
Reconciliation of the beginning and ending amount of unrecognized tax benefits      
Balance at the beginning of the period 696,000 634,000  
Additions based on tax positions related to the current year   189,000  
Reductions for tax positions of prior years (197,000) (127,000)  
Balance at the end of the period 499,000 696,000  
State and Puerto Rican
      
Operating loss carryforwards      
Future tax benefits 4,900,000    
Net operating loss carryforwards 99,900,000    
Valuation allowance 4,500,000    
Increase in valuation allowance 500,000    
Deferred tax assets net of valuation allowance $ 1,900,000