v2.4.0.6
INCOME TAXES - Income Tax Payments Refunds Net Operating Loss Carryforwards (Details) (USD $)
 6 Months Ended 12 Months Ended
Jun. 30, 2011
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
Income Tax Payments And Refunds        
Income Taxes Paid Local And State Tax Authorities   $ 99,000 $ 82,000 $ 83,000
Federal and state income tax refunds   256,000 492,000 6,866,000
Operating Loss Carryforwards [Line Items]        
State income tax credits   1,248,000    
NOL Expiration Period in years   2030  to 2018    
Prior Period Correction        
Inocme tax benefit from prior period adjustment recorded to OCI (6,000,000)      
Deferred Tax Expense Computation Errors     1,500,000  
Deferred Income Tax Expense Benefit   13,296,000 (12,568,000) 23,053,000
Deferred tax expense from prior period adjustment related to uncertain tax positions   858,000 708,000 2,489,000
Domestic Country [Member]
        
Operating Loss Carryforwards [Line Items]        
NOL carryforwards   203,511,000    
NOL Expiration Period in years   2030 to 2033    
Operating Loss Carryforwards Suspended Windfall   6,808,000    
State and Local Jurisdiction [Member]
        
Operating Loss Carryforwards [Line Items]        
NOL carryforwards   468,676,000    
NOL Expiration Period in years   2013 to 2032    
Operating Loss Carryforwards Suspended Windfall   $ 6,225,000