Quarterly report pursuant to Section 13 or 15(d)

12. COMMITMENTS AND CONTINGENCIES (Details Textuals)

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12. COMMITMENTS AND CONTINGENCIES (Details Textuals) (USD $)
 3 Months Ended 6 Months Ended
Jun. 30, 2012
Jun. 30, 2011
Jun. 30, 2012
Jun. 30, 2011
Deferred Compensation Arrangement with Individual, Excluding Share-based Payments and Postretirement Benefits [Line Items]        
Rental expenses $ 261,959 $ 322,835 $ 128,919 $ 152,843
Rental income received     31,389 62,778
Interest and penalty     1,100,000  
Accrued sales tax 1,233,000   1,233,000  
Additional interest and penalty     620,000  
RobertPCrabbVTelkonetIncMember
        
Deferred Compensation Arrangement with Individual, Excluding Share-based Payments and Postretirement Benefits [Line Items]        
Severance compensation     156,000  
Settlement 127,000   127,000  
Initial payment     27,000  
Settlement agreement and general release      If Telkonet fails to make the payments within ten days of the specified date, Telkonet will be deemed in default.  In the event of such a default, Mr. Crabb may, at his option, demand the entire balance due (and unpaid) and will be entitled to 6% interest on $155,000 from May 1, 2008.  
StephenLSadleVTelkonetIncMember
        
Deferred Compensation Arrangement with Individual, Excluding Share-based Payments and Postretirement Benefits [Line Items]        
Severance compensation     195,000  
Settlement 100,000   100,000  
Initial payment     30,000  
Settlement agreement and general release      If Telkonet fails to make any of the above-specified payments within ten days of the specified date, Telkonet will be deemed in default.  In the event of such a default, Mr. Sadle may, at his option, demand the entire balance due (and unpaid) and will be entitled to 6% interest on $155,000 from May 1, 2008.  
ChiefExecutiveOfficerMember
        
Deferred Compensation Arrangement with Individual, Excluding Share-based Payments and Postretirement Benefits [Line Items]        
Employment agreement expiary date May 01, 2014   May 01, 2014  
Employment base salary 200,000   200,000  
ChiefTechnologyOfficerMember
        
Deferred Compensation Arrangement with Individual, Excluding Share-based Payments and Postretirement Benefits [Line Items]        
Employment agreement expiary date May 01, 2014   May 01, 2014  
Employment base salary 190,000   190,000  
ChiefFinancialOfficerMember
        
Deferred Compensation Arrangement with Individual, Excluding Share-based Payments and Postretirement Benefits [Line Items]        
Employment agreement expiary date May 01, 2013   May 01, 2013  
Employment base salary 110,000   110,000  
ExecutiveVicePresidentMember
        
Deferred Compensation Arrangement with Individual, Excluding Share-based Payments and Postretirement Benefits [Line Items]        
Employment agreement expiary date May 01, 2013   May 01, 2013  
Employment base salary 150,000   150,000  
ChiefOperatingOfficerMember
        
Deferred Compensation Arrangement with Individual, Excluding Share-based Payments and Postretirement Benefits [Line Items]        
Employment agreement expiary date May 01, 2013   May 01, 2013  
Employment base salary $ 150,000   $ 150,000