Annual report pursuant to Section 13 and 15(d)

A. SUMMARY OF ACCOUNTING POLICIES (Details Narrative)

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A. SUMMARY OF ACCOUNTING POLICIES (Details Narrative) (USD $)
12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Accounting Policies [Abstract]      
Net loss $ 42,830us-gaap_NetIncomeLoss $ (3,994,731)us-gaap_NetIncomeLoss  
Accumulated deficit (121,906,017)us-gaap_RetainedEarningsAccumulatedDeficit (121,948,847)us-gaap_RetainedEarningsAccumulatedDeficit  
Working capital (420,106)TKOI_WorkingCapital    
Line of credit balance 628,204us-gaap_LineOfCredit 0us-gaap_LineOfCredit  
Line of credit remaining borrowing capacity 241,000us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity    
Restricted cash on deposit 63,000us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue 382,000us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue  
Allowance for doubtful accounts 36,873us-gaap_AllowanceForDoubtfulAccountsReceivable 156,966us-gaap_AllowanceForDoubtfulAccountsReceivable  
Property and equipment useful lives 2 to 10 years    
Shares excluded from EPS calculation 9,845,758us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount 11,095,139us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount  
Warranty liabilities 44,288us-gaap_ProductWarrantyAccrual 77,943us-gaap_ProductWarrantyAccrual 69,743us-gaap_ProductWarrantyAccrual
Advertising costs incurred 15,021us-gaap_AdvertisingExpense 21,499us-gaap_AdvertisingExpense  
Research and development expenses 1,312,488us-gaap_ResearchAndDevelopmentExpense 1,174,048us-gaap_ResearchAndDevelopmentExpense  
Stock based compensation expenses 15,046us-gaap_ShareBasedCompensation 89,565us-gaap_ShareBasedCompensation  
Lease liability $ 46,673us-gaap_AccruedRentNoncurrent $ 91,981us-gaap_AccruedRentNoncurrent