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BUSINESS ACQUISITION, Recast Consolidated Statements of Operations (Details) (USD $) | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2012 | Sep. 30, 2012 | Jun. 30, 2012 | Mar. 31, 2012 | Dec. 31, 2011 | Sep. 30, 2011 | Jun. 30, 2011 | Mar. 31, 2011 | Dec. 31, 2012 | Dec. 31, 2011 | Dec. 31, 2010
Recast Consolidated Statements of Operations |  |  |  |  |  |  |  |  |  |  |  |
Net revenues | $ 26,684,000 | $ 29,190,000 | $ 33,698,000 | $ 37,936,000 | $ 32,782,000 | $ 32,787,000 | $ 28,913,000 | $ 23,615,000 | $ 127,509,000 | $ 118,097,000 | [1] | $ 97,790,000
Cost of goods sold |  |  |  |  |  |  |  |  | 111,705,000 | 89,677,000 | [1] | 77,175,000
Gross profit | 3,279,000 | 4,226,000 | 3,930,000 | 4,369,000 | 6,040,000 | 11,301,000 | 8,049,000 | 3,030,000 | 15,804,000 | 28,420,000 | [1] | 20,615,000
Income from continuing operations before taxes |  |  |  |  |  |  |  |  | (5,300,000) | 10,477,000 | [1] | 5,117,000
Income tax (benefit) expense |  |  |  |  |  |  |  |  | (2,151,000) | (4,078,000) |  | 235,000
(Loss) income from continuing operations | (861,000) | (472,000) | (1,009,000) | (807,000) | (41,000) | 4,421,000 | 2,552,000 | (533,000) | (3,149,000) | 6,399,000 | [1] | 4,882,000
Net income (loss) | (632,000) | (533,000) | (1,069,000) | (945,000) | (120,000) | 6,011,000 | 2,520,000 | (321,000) | (3,179,000) | 8,090,000 | [1] | 3,963,000
Net income attributable to Perma-Fix Environmental Services, Inc. common stockholders | (633,000) | (554,000) | (1,171,000) | (1,001,000) | (142,000) | 6,011,000 | 2,520,000 | (321,000) | (3,359,000) | 8,068,000 | [1] | 3,963,000
Net income per common share attributable to Perma-Fix Environmental Services, Inc. stockholders - basic: (in dollars per share) | $ (0.06) | $ (0.05) | $ (0.10) | $ (0.09) | $ (0.01) | $ 0.54 | $ 0.23 | $ (0.03) | $ (0.3) | $ 0.73 | [1] | $ 0.36
Net income per common share attributable to Perma-Fix Environmental Services, Inc. stockholders - diluted: (in dollars per share) | $ (0.06) | $ (0.05) | $ (0.10) | $ (0.09) | $ (0.01) | $ 0.54 | $ 0.23 | $ (0.03) | $ (0.30) | $ 0.73 | [1] | $ 0.36
As Reported [Member] |  |  |  |  |  |  |  |  |  |  |  |
Recast Consolidated Statements of Operations |  |  |  |  |  |  |  |  |  |  |  |
Net revenues |  |  |  |  |  |  |  |  |  | 118,610,000 | [2] |
Cost of goods sold |  |  |  |  |  |  |  |  |  | 89,822,000 | [2] |
Gross profit |  |  |  |  |  |  |  |  |  | 28,788,000 | [2] |
Income from continuing operations before taxes |  |  |  |  |  |  |  |  |  | 10,845,000 | [2] |
Income tax (benefit) expense |  |  |  |  |  |  |  |  |  | (955,000) | [2] |
(Loss) income from continuing operations |  |  |  |  |  |  |  |  |  | 11,800,000 | [2] |
Net income (loss) |  |  |  |  |  |  |  |  |  | 14,086,000 | [2] |
Net income attributable to Perma-Fix Environmental Services, Inc. common stockholders |  |  |  |  |  |  |  |  |  | 14,064,000 | [2] |
Net income per common share attributable to Perma-Fix Environmental Services, Inc. stockholders - basic: (in dollars per share) |  |  |  |  |  |  |  |  |  | $ 1.27 | [2] |
Net income per common share attributable to Perma-Fix Environmental Services, Inc. stockholders - diluted: (in dollars per share) |  |  |  |  |  |  |  |  |  | $ 1.27 | [2] |
Recast [Member] |  |  |  |  |  |  |  |  |  |  |  |
Recast Consolidated Statements of Operations |  |  |  |  |  |  |  |  |  |  |  |
Net revenues |  |  |  |  |  |  |  |  |  | 118,097,000 |  |
Cost of goods sold |  |  |  |  |  |  |  |  |  | 89,677,000 |  |
Gross profit |  |  |  |  |  |  |  |  |  | 28,420,000 |  |
Income from continuing operations before taxes |  |  |  |  |  |  |  |  |  | 10,477,000 |  |
Income tax (benefit) expense |  |  |  |  |  |  |  |  |  | (1,095,000) |  |
(Loss) income from continuing operations |  |  |  |  |  |  |  |  |  | 11,572,000 |  |
Net income (loss) |  |  |  |  |  |  |  |  |  | 13,858,000 |  |
Net income attributable to Perma-Fix Environmental Services, Inc. common stockholders |  |  |  |  |  |  |  |  |  | 13,836,000 |  |
Net income per common share attributable to Perma-Fix Environmental Services, Inc. stockholders - basic: (in dollars per share) |  |  |  |  |  |  |  |  |  | $ 1.25 |  |
Net income per common share attributable to Perma-Fix Environmental Services, Inc. stockholders - diluted: (in dollars per share) |  |  |  |  |  |  |  |  |  | $ 1.25 |  |
Effect of Change [Member] |  |  |  |  |  |  |  |  |  |  |  |
Recast Consolidated Statements of Operations |  |  |  |  |  |  |  |  |  |  |  |
Net revenues |  |  |  |  |  |  |  |  |  | (513,000) | [3] |
Cost of goods sold |  |  |  |  |  |  |  |  |  | (145,000) | [3] |
Gross profit |  |  |  |  |  |  |  |  |  | (368,000) | [3] |
Income from continuing operations before taxes |  |  |  |  |  |  |  |  |  | (368,000) | [3] |
Income tax (benefit) expense |  |  |  |  |  |  |  |  |  | (140,000) | [3] |
(Loss) income from continuing operations |  |  |  |  |  |  |  |  |  | (228,000) | [3] |
Net income (loss) |  |  |  |  |  |  |  |  |  | (228,000) | [3] |
Net income attributable to Perma-Fix Environmental Services, Inc. common stockholders |  |  |  |  |  |  |  |  |  | (228,000) | [3] |
Restatement Adjustment [Member] |  |  |  |  |  |  |  |  |  |  |  |
Recast Consolidated Statements of Operations |  |  |  |  |  |  |  |  |  |  |  |
Net revenues |  |  |  |  |  |  |  |  |  | 0 | [4] |
Cost of goods sold |  |  |  |  |  |  |  |  |  | 0 | [4] |
Gross profit |  |  |  |  |  |  |  |  |  | 0 | [4] |
Income from continuing operations before taxes |  |  |  |  |  |  |  |  | 3,401,000 | (5,173,000) |  | 1,611,000
Income tax (benefit) expense |  |  |  |  |  |  |  |  | (3,401,000) | 5,173,000 |  | (1,611,000)
(Loss) income from continuing operations | 3,401,000 |  |  |  | (5,173,000) |  |  |  | 3,401,000 | (5,173,000) |  | 1,611,000
Net income (loss) | 2,913,000 |  |  |  | (5,768,000) |  |  |  | 2,913,000 | (5,768,000) |  | 1,355,000
Net income attributable to Perma-Fix Environmental Services, Inc. common stockholders | $ 2,913,000 |  |  |  | $ (5,768,000) |  |  |  | $ 2,913,000 | $ (5,768,000) |  | $ 1,355,000
Net income per common share attributable to Perma-Fix Environmental Services, Inc. stockholders - basic: (in dollars per share) | $ 0.26 |  |  |  | $ (0.52) |  |  |  | $ 0.26 | $ (0.52) |  | $ 0.12
Net income per common share attributable to Perma-Fix Environmental Services, Inc. stockholders - diluted: (in dollars per share) | $ 0.26 |  |  |  | $ (0.52) |  |  |  | $ 0.26 | $ (0.52) |  | $ 0.12
[1] | As presented in the accompanying consolidated financial statements contained herein within this Form 10-K/A – Amendment No. 1.
[2] | As previously presented in the 2011 consolidated financial statement in the Company's Annual Report on Form 10-K for the fiscal year ended December 31, 2011.
[3] | Represents change in amortization of fair value of contracts due to change in estimated cost to complete to meet contract terms that existed as of acquisition date and the related tax effect.
[4] | Reflects effect of restatement as discussed in “Note 1A – Restatement of Consolidated Financial Statements” in this Form 10-K/A – Amendment No. 1.

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