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INCOME TAXES analysis of deferred tax assets and (liabilities) (Details) (USD $)
In Thousands, unless otherwise specified
 12 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Operating Loss Carryforwards [Line Items]    
Deferred tax assets, employee benefits and deferred compensation $ 1,386 $ 1,600
Deferred tax assets attributable to investments and asset impairments 0 63
Deferred tax assets, other temporary differences 750 391
Deferred tax assets attributable to net operating and capital loss carryforwards 6,972 2,624
Deferred Tax Assets, Gross 9,108 4,678
Valuation Allowance, Amount (8,413) (3,843)
Net deferred tax assets 695 835
Revenue recognition timing differences 0 (539)
Installment sale on CoaLogix transaction 0 (1,434)
Net deferred tax assets (liabilities), net 695 (1,138)
Valuation Allowance, Deferred Tax Asset, Change in Amount 4,570 8,657
Deferred Tax Assets, Net of Valuation Allowance, Noncurrent $ 440