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Consolidated Statements of Operations - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2016 | Dec. 31, 2015 | Dec. 31, 2014
Income Statement [Abstract] |  |  |
Revenues | $ 152,699 | $ 125,037 | $ 130,876
Cost of revenues: |  |  |
Inventor royalties | 22,730 | 18,462 | 20,670
Contingent legal fees | 26,474 | 16,169 | 23,563
Litigation and licensing expenses - patents | 27,858 | 39,373 | 37,614
Amortization of patents | 34,208 | 53,067 | 53,745
General and administrative expenses (including non-cash stock compensation expense of $9,062 in 2016, $11,048 in 2015 and $18,115 in 2014) | 32,919 | 38,176 | 48,554
Research, consulting and other expenses - business development | 3,079 | 3,391 | 3,840
Impairment of Patent-Related Intangible Assets | 42,340 | 74,731 | 3,497
Impairment of Goodwill | 0 | 30,149 | 0
Other | 500 | 4,141 | 1,548
Total operating costs and expenses | 190,108 | 277,659 | 193,031
Operating loss | (37,409) | (152,622) | (62,155)
Total other income (expense) | 798 | (56) | (595)
Loss from operations before provision for income taxes | (36,611) | (152,678) | (62,750)
Provision for income taxes | (18,188) | (4,800) | (3,912)
Net loss including noncontrolling interests in operating subsidiaries | (54,799) | (157,478) | (66,662)
Net (income) loss attributable to noncontrolling interests in operating subsidiaries | 732 | (2,558) | 633
Net loss attributable to Acacia Research Corporation | (54,067) | (160,036) | (66,029)
Net Loss Available to Common Stockholders, Basic and Diluted | $ (54,067) | $ (160,730) | $ (66,755)
Earnings Per Share, Basic and Diluted | $ (1.08) | $ (3.25) | $ (1.37)
Weighted Average Number of Shares Outstanding, Basic and Diluted | 50,075,847 | 49,505,817 | 48,658,088
Common Stock, Dividends, Per Share, Cash Paid | $ 0.000 | $ 0.500 | $ 0.500

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