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Component: (Network and Table)
Network
2413406 - Disclosure - Income Taxes Gross Unrecognized Tax Benefit (Details)
(http://www.acaciaresearch.com/role/IncomeTaxesGrossUnrecognizedTaxBenefitDetails)
Table(Implied)
Slicers (applies to each fact value in each table cell)
Income Tax Disclosure [Abstract]Period [Axis]
2012-01-01 - 2012-12-31
2011-12-31
Income Tax Disclosure [Abstract]
 
 
Unrecognized tax benefits
2,127,000  
85,000  
Unrecognized Tax Benefits, Increases Resulting from Current Period Tax Positions
 
 
Unrecognized Tax Benefits, Increases Resulting from Prior Period Tax Positions
772,000  
 
Unrecognized Tax Benefits, Increases Resulting from Acquisition
1,270,000  
 
Unrecognized Tax Benefits, Decreases Resulting from Prior Period Tax Positions