Annual report pursuant to Section 13 and 15(d)

Note 3 - Revision of Prior Period Financial Statements (Details) - Revision of the Company’s Consolidated Balance Sheet

v2.4.1.9
Note 3 - Revision of Prior Period Financial Statements (Details) - Revision of the Company’s Consolidated Balance Sheet (USD $)
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Deferred tax assets - current $ 385,000us-gaap_DeferredTaxAssetsLiabilitiesNetCurrent $ 460,000us-gaap_DeferredTaxAssetsLiabilitiesNetCurrent  
Total current assets 23,127,000us-gaap_AssetsCurrent 20,569,000us-gaap_AssetsCurrent  
Total assets 88,636,000us-gaap_Assets [1] 92,060,000us-gaap_Assets [1]  
Deferred tax liabilities 5,391,000us-gaap_DeferredTaxLiabilitiesNoncurrent 4,927,000us-gaap_DeferredTaxLiabilitiesNoncurrent  
Total long-term liabilities 19,931,000us-gaap_LiabilitiesNoncurrent 22,862,000us-gaap_LiabilitiesNoncurrent  
Total liabilities 42,301,000us-gaap_Liabilities 45,929,000us-gaap_Liabilities  
Accumulated deficit (59,758,000)us-gaap_RetainedEarningsAccumulatedDeficit (58,533,000)us-gaap_RetainedEarningsAccumulatedDeficit  
Total Perma-Fix Environmental Services, Inc. stockholders' equity 43,941,000us-gaap_StockholdersEquity 44,846,000us-gaap_StockholdersEquity  
Total stockholders' equity 45,050,000us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest 44,846,000us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest 80,799,000us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
Total liabilities and stockholders' equity 88,636,000us-gaap_LiabilitiesAndStockholdersEquity 92,060,000us-gaap_LiabilitiesAndStockholdersEquity  
Scenario, Previously Reported [Member]      
Total current assets   20,109,000us-gaap_AssetsCurrent
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember 		 
Total assets   91,600,000us-gaap_Assets
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember 		 
Deferred tax liabilities   1,012,000us-gaap_DeferredTaxLiabilitiesNoncurrent
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember 		 
Total long-term liabilities   18,947,000us-gaap_LiabilitiesNoncurrent
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember 		 
Total liabilities   42,014,000us-gaap_Liabilities
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember 		 
Accumulated deficit   (55,078,000)us-gaap_RetainedEarningsAccumulatedDeficit
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember 		 
Total Perma-Fix Environmental Services, Inc. stockholders' equity   48,301,000us-gaap_StockholdersEquity
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember 		 
Total stockholders' equity   48,301,000us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember 		84,254,000us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
Total liabilities and stockholders' equity   91,600,000us-gaap_LiabilitiesAndStockholdersEquity
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember 		 
Scenario, Adjustment [Member]      
Deferred tax assets - current   460,000us-gaap_DeferredTaxAssetsLiabilitiesNetCurrent
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioAdjustmentMember 		 
Total current assets   460,000us-gaap_AssetsCurrent
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioAdjustmentMember 		 
Total assets   460,000us-gaap_Assets
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioAdjustmentMember 		 
Deferred tax liabilities   3,915,000us-gaap_DeferredTaxLiabilitiesNoncurrent
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioAdjustmentMember 		 
Total long-term liabilities   3,915,000us-gaap_LiabilitiesNoncurrent
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioAdjustmentMember 		 
Total liabilities   3,915,000us-gaap_Liabilities
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioAdjustmentMember 		 
Accumulated deficit   (3,455,000)us-gaap_RetainedEarningsAccumulatedDeficit
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioAdjustmentMember 		 
Total Perma-Fix Environmental Services, Inc. stockholders' equity   (3,455,000)us-gaap_StockholdersEquity
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioAdjustmentMember 		 
Total stockholders' equity   (3,455,000)us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioAdjustmentMember 		(3,455,000)us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioAdjustmentMember
Total liabilities and stockholders' equity   $ 460,000us-gaap_LiabilitiesAndStockholdersEquity
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioAdjustmentMember 		 
[1] Segment assets have been adjusted for intercompany accounts to reflect actual assets for each segment.