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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 |

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