$TGEN
TECOGEN INC. Stock $tgen

$tgen Overview Financials Valuation SEC Filings Company Website

2016 Form 10-K Financial Statement

#000153743517000019 Filed on March 23, 2017

Income Statement

Concept	2016	2015 Q4	2015
Revenue	$24.49M	$4.280M	$21.44M
YoY Change	14.21%	-33.23%	10.86%
Cost Of Revenue	$15.19M	$2.680M	$13.81M
YoY Change	10.0%	-30.93%	6.69%
Gross Profit	$9.301M	$1.600M	$7.633M
YoY Change	21.84%	-36.76%	19.29%
Gross Profit Margin	37.98%	37.38%	35.6%
Selling, General & Admin	$10.30M	$2.400M	$10.28M
YoY Change	0.21%	3.0%	1.72%
% of Gross Profit	110.72%	150.0%	134.63%
Research & Development	$667.1K		$591.6K
YoY Change	12.76%		-43.2%
% of Gross Profit	7.17%		7.75%
Depreciation & Amortization	$264.0K	$60.00K	$271.7K
YoY Change	-2.84%	100.0%	-2.56%
% of Gross Profit	2.84%	3.75%	3.56%
Operating Expenses	$10.97M	$2.380M	$10.87M
YoY Change	0.89%	-4.03%	-2.47%
Operating Profit	-$997.5K	-$780.0K	-$2.643M
YoY Change	-62.27%	-1660.0%	-28.62%
Interest Expense	$175.8K	-$40.00K	$171.9K
YoY Change	2.23%	-50.0%	-3.05%
% of Operating Profit
Other Income/Expense, Net
YoY Change
Pretax Income	-$1.161M	-$830.0K	-$2.801M
YoY Change	-58.54%	2666.67%	-27.64%
Income Tax	$0.00
% Of Pretax Income
Net Earnings	-$1.096M	-$800.0K	-$2.727M
YoY Change	-59.81%	2566.67%	-27.19%
Net Earnings / Revenue	-4.48%	-18.69%	-12.72%
Basic Earnings Per Share	-$0.06
Diluted Earnings Per Share	-$0.06	-$0.05	-$161.8K
COMMON SHARES
Basic Shares Outstanding	19.30M shares
Diluted Shares Outstanding	19.30M shares

Balance Sheet

Concept	2016	2015 Q4	2015
SHORT-TERM ASSETS
Cash & Short-Term Investments	$3.722M	$5.780M	$5.781M
YoY Change	-35.62%	226.55%	226.31%
Cash & Equivalents	$3.722M	$5.487M	$5.487M
Short-Term Investments	$0.00	$290.0K	$294.8K
Other Short-Term Assets	$401.9K	$400.0K	$402.1K
YoY Change	-0.05%	0.0%	15.26%
Inventory	$4.774M	$5.683M	$5.683M
Prepaid Expenses
Receivables	$2.270M	$5.287M	$1.072M
Other Receivables	$8.891M	$6.470M	$6.464M
Total Short-Term Assets	$20.06M	$19.40M	$19.40M
YoY Change	3.38%	57.64%	57.64%
LONG-TERM ASSETS
Property, Plant & Equipment	$517.1K	$543.8K	$543.8K
YoY Change	-4.89%	-17.42%	-17.42%
Goodwill		$40.87K
YoY Change		0.0%
Intangibles		$1.045M
YoY Change		3.29%
Long-Term Investments		$0.00
YoY Change
Other Assets	$2.058M	$58.43K	$58.43K
YoY Change	3422.9%	9.56%	-42.89%
Total Long-Term Assets	$3.682M	$1.688M	$1.688M
YoY Change	118.2%	-6.91%	-6.91%
TOTAL ASSETS
Total Short-Term Assets	$20.06M	$19.40M	$19.40M
Total Long-Term Assets	$3.682M	$1.688M	$1.688M
Total Assets	$23.74M	$21.09M	$21.09M
YoY Change	12.57%	49.35%	49.35%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$3.367M	$3.312M	$3.312M
YoY Change	1.68%	37.06%	37.06%
Accrued Expenses	$1.378M	$1.067M	$1.067M
YoY Change	29.19%	5.82%	5.82%
Deferred Revenue
YoY Change
Short-Term Debt	$0.00	$0.00	$0.00
YoY Change
Long-Term Debt Due
YoY Change
Total Short-Term Liabilities	$5.623M	$5.376M	$5.376M
YoY Change	4.59%	5.59%	5.59%
LONG-TERM LIABILITIES
Long-Term Debt	$3.149M	$3.000M	$3.000M
YoY Change	4.95%	0.0%	0.0%
Other Long-Term Liabilities	$459.3K	$270.0K	$273.2K
YoY Change	68.14%	28.57%	31.87%
Total Long-Term Liabilities	$3.608M	$3.270M	$3.273M
YoY Change	10.22%	1.87%	2.06%
TOTAL LIABILITIES
Total Short-Term Liabilities	$5.623M	$5.376M	$5.376M
Total Long-Term Liabilities	$3.608M	$3.270M	$3.273M
Total Liabilities	$9.230M	$8.649M	$8.253M
YoY Change	11.84%	4.22%	3.52%
SHAREHOLDERS EQUITY
Retained Earnings		-$21.68M
YoY Change		14.39%
Common Stock		$18.48K
YoY Change		16.18%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$14.51M	$12.84M	$12.84M
YoY Change
Total Liabilities & Shareholders Equity	$23.74M	$21.09M	$21.09M
YoY Change	12.57%	49.35%	49.35%

Cashflow Statement

Concept	2016	2015 Q4	2015
OPERATING ACTIVITIES
Net Income	-$1.096M	-$800.0K	-$2.727M
YoY Change	-59.81%	2566.67%	-27.19%
Depreciation, Depletion And Amortization	$264.0K	$60.00K	$271.7K
YoY Change	-2.84%	100.0%	-2.56%
Cash From Operating Activities	-$2.718M	-$1.380M	-$4.734M
YoY Change	-42.59%	3.76%	-7.67%
INVESTING ACTIVITIES
Capital Expenditures	$139.7K	-$40.00K	$69.58K
YoY Change	100.81%	-55.56%	-68.88%
Acquisitions
YoY Change
Other Investing Activities	-$2.000M	$0.00	$16.87K
YoY Change	-11955.36%		-102.92%
Cash From Investing Activities	-$2.259M	-$50.00K	-$185.7K
YoY Change	1116.43%	-37.5%	-80.3%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net	$0.00		$8.860M
YoY Change	-100.0%		278.59%
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	$3.212M	2.940M	$9.220M
YoY Change	-65.16%	1860.0%	-2112.18%
NET CHANGE
Cash From Operating Activities	-$2.718M	-1.380M	-$4.734M
Cash From Investing Activities	-$2.259M	-50.00K	-$185.7K
Cash From Financing Activities	$3.212M	2.940M	$9.220M
Net Change In Cash	-$1.765M	1.510M	$4.300M
YoY Change	-141.04%	-219.84%	-165.88%
FREE CASH FLOW
Cash From Operating Activities	-$2.718M	-$1.380M	-$4.734M
Capital Expenditures	$139.7K	-$40.00K	$69.58K
Free Cash Flow	-$2.858M	-$1.340M	-$4.803M
YoY Change	-40.51%	8.06%	-10.22%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
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CY2016	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
CY2016	dei	Entity Filer Category EntityFilerCategory	Smaller Reporting Company
CY2016	tgen	Increase Decrease In Prepaid Expense And Other Current Assets IncreaseDecreaseInPrepaidExpenseAndOtherCurrentAssets	48771	USD
CY2016	dei	Amendment Flag AmendmentFlag	false
CY2016	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
CY2016	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	FY
CY2016	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2016
CY2016	dei	Document Period End Date DocumentPeriodEndDate	2016-12-31
CY2016	dei	Entity Registrant Name EntityRegistrantName	Tecogen Inc.
CY2016	dei	Entity Voluntary Filers EntityVoluntaryFilers	No
CY2016	dei	Entity Well Known Seasoned Issuer EntityWellKnownSeasonedIssuer	No
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CY2015	us-gaap	Increase Decrease In Accrued Liabilities IncreaseDecreaseInAccruedLiabilities	58707	USD
CY2016	us-gaap	Increase Decrease In Accrued Liabilities IncreaseDecreaseInAccruedLiabilities	311398	USD
CY2015	us-gaap	Increase Decrease In Billing In Excess Of Cost Of Earnings IncreaseDecreaseInBillingInExcessOfCostOfEarnings	-375479	USD
CY2016	us-gaap	Increase Decrease In Billing In Excess Of Cost Of Earnings IncreaseDecreaseInBillingInExcessOfCostOfEarnings	-1197254	USD
CY2015	us-gaap	Increase Decrease In Deferred Revenue IncreaseDecreaseInDeferredRevenue	-603626	USD
CY2016	us-gaap	Increase Decrease In Deferred Revenue IncreaseDecreaseInDeferredRevenue	65937	USD
CY2015	us-gaap	Increase Decrease In Due From Related Parties IncreaseDecreaseInDueFromRelatedParties	577010	USD
CY2016	us-gaap	Increase Decrease In Due From Related Parties IncreaseDecreaseInDueFromRelatedParties	-916273	USD
CY2015	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	1585822	USD
CY2016	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	-935779	USD
CY2015	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	5100	USD
CY2016	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	0	USD
CY2015Q4	us-gaap	Intangible Assets Gross Excluding Goodwill IntangibleAssetsGrossExcludingGoodwill	1363306	USD
CY2016Q4	us-gaap	Intangible Assets Gross Excluding Goodwill IntangibleAssetsGrossExcludingGoodwill	1482971	USD
CY2015Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	1044611	USD
CY2016Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	1065967	USD
CY2015	us-gaap	Interest And Other Income InterestAndOtherIncome	14334	USD
CY2016	us-gaap	Interest And Other Income InterestAndOtherIncome	11988	USD
CY2015	us-gaap	Interest Expense InterestExpense	171944	USD
CY2016	us-gaap	Interest Expense InterestExpense	175782	USD
CY2015Q4	us-gaap	Liabilities Current LiabilitiesCurrent	5375610	USD
CY2016Q4	us-gaap	Liabilities Current LiabilitiesCurrent	5622504	USD
CY2015Q4	us-gaap	Minority Interest MinorityInterest	-395814	USD
CY2016Q4	us-gaap	Minority Interest MinorityInterest	0	USD
CY2016	us-gaap	Minority Interest Decrease From Redemptions MinorityInterestDecreaseFromRedemptions	-31053	USD
CY2015	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	9219992	USD
CY2015	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	-157610	USD
CY2016	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	-163794	USD
CY2015	us-gaap	Interest Paid InterestPaid	121742	USD
CY2016	us-gaap	Interest Paid InterestPaid	126250	USD
CY2015Q4	us-gaap	Inventory Finished Goods Net Of Reserves InventoryFinishedGoodsNetOfReserves	232345	USD
CY2016Q4	us-gaap	Inventory Finished Goods Net Of Reserves InventoryFinishedGoodsNetOfReserves	236864	USD
CY2015Q4	us-gaap	Inventory Net InventoryNet	5683043	USD
CY2016Q4	us-gaap	Inventory Net InventoryNet	4774264	USD
CY2015Q4	us-gaap	Inventory Raw Materials InventoryRawMaterials	5618853	USD
CY2016Q4	us-gaap	Inventory Raw Materials InventoryRawMaterials	4658872	USD
CY2015Q4	us-gaap	Inventory Raw Materials Net Of Reserves InventoryRawMaterialsNetOfReserves	5325853	USD
CY2016Q4	us-gaap	Inventory Raw Materials Net Of Reserves InventoryRawMaterialsNetOfReserves	4392872	USD
CY2015Q4	us-gaap	Inventory Valuation Reserves InventoryValuationReserves	293000	USD
CY2016Q4	us-gaap	Inventory Valuation Reserves InventoryValuationReserves	266000	USD
CY2015Q4	us-gaap	Inventory Work In Process Net Of Reserves InventoryWorkInProcessNetOfReserves	124845	USD
CY2016Q4	us-gaap	Inventory Work In Process Net Of Reserves InventoryWorkInProcessNetOfReserves	144528	USD
CY2016Q4	us-gaap	Investments In Affiliates Subsidiaries Associates And Joint Ventures InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures	13500000	USD
CY2015Q4	us-gaap	Liabilities Liabilities	8648772	USD
CY2016Q4	us-gaap	Liabilities Liabilities	9230288	USD
CY2015Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	21090640	USD
CY2016Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	23741361	USD
CY2016	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	3212485	USD
CY2015	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-185740	USD
CY2016	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-2259390	USD
CY2015	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	-4733759	USD
CY2016	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	-2717856	USD
CY2015	us-gaap	Net Income Loss NetIncomeLoss	-2727413	USD
CY2016	us-gaap	Net Income Loss NetIncomeLoss	-1096283	USD
CY2015	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	-73547	USD
CY2016	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	-64962	USD
CY2015	us-gaap	Noncontrolling Interest Increase From Subsidiary Equity Issuance NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance	8859767	USD
CY2016	us-gaap	Number Of Operating Segments NumberOfOperatingSegments	1	segment
CY2015	us-gaap	Operating Income Loss OperatingIncomeLoss	-2643350	USD
CY2016	us-gaap	Operating Income Loss OperatingIncomeLoss	-997451	USD
CY2016Q4	us-gaap	Operating Leases Future Minimum Payments Due OperatingLeasesFutureMinimumPaymentsDue	3902346	USD
CY2016Q4	us-gaap	Operating Leases Future Minimum Payments Due Current OperatingLeasesFutureMinimumPaymentsDueCurrent	599058	USD
CY2016Q4	us-gaap	Operating Leases Future Minimum Payments Due In Five Years OperatingLeasesFutureMinimumPaymentsDueInFiveYears	521375	USD
CY2016Q4	us-gaap	Operating Leases Future Minimum Payments Due In Four Years OperatingLeasesFutureMinimumPaymentsDueInFourYears	513743	USD
CY2016Q4	us-gaap	Operating Leases Future Minimum Payments Due In Three Years OperatingLeasesFutureMinimumPaymentsDueInThreeYears	506432	USD
CY2016Q4	us-gaap	Operating Leases Future Minimum Payments Due In Two Years OperatingLeasesFutureMinimumPaymentsDueInTwoYears	561070	USD
CY2016Q4	us-gaap	Operating Leases Future Minimum Payments Due Thereafter OperatingLeasesFutureMinimumPaymentsDueThereafter	1200668	USD
CY2015Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	58425	USD
CY2016Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	2058425	USD
CY2015	us-gaap	Payments Of Debt Issuance Costs PaymentsOfDebtIssuanceCosts	0	USD
CY2016	us-gaap	Payments Of Debt Issuance Costs PaymentsOfDebtIssuanceCosts	2034	USD
CY2015	us-gaap	Payments Of Stock Issuance Costs PaymentsOfStockIssuanceCosts	0	USD
CY2016	us-gaap	Payments Of Stock Issuance Costs PaymentsOfStockIssuanceCosts	31053	USD
CY2015	us-gaap	Payments To Acquire Intangible Assets PaymentsToAcquireIntangibleAssets	133032	USD
CY2016	us-gaap	Payments To Acquire Intangible Assets PaymentsToAcquireIntangibleAssets	119665	USD
CY2015	us-gaap	Payments To Acquire Longterm Investments PaymentsToAcquireLongtermInvestments	0	USD
CY2016	us-gaap	Payments To Acquire Longterm Investments PaymentsToAcquireLongtermInvestments	2000000	USD
CY2015	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	69582	USD
CY2016	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	139725	USD
CY2013Q1	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	10000000	shares
CY2015Q4	us-gaap	Prepaid Expense And Other Assets Current PrepaidExpenseAndOtherAssetsCurrent	353105	USD
CY2016Q4	us-gaap	Prepaid Expense And Other Assets Current PrepaidExpenseAndOtherAssetsCurrent	401876	USD
CY2015	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	8859767	USD
CY2016	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	0	USD
CY2015	us-gaap	Proceeds From Repayments Of Related Party Debt ProceedsFromRepaymentsOfRelatedPartyDebt	0	USD
CY2016	us-gaap	Proceeds From Repayments Of Related Party Debt ProceedsFromRepaymentsOfRelatedPartyDebt	150000	USD
CY2015	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	16874	USD
CY2016	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	0	USD
CY2015	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	360225	USD
CY2016	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	395572	USD
CY2016Q3	us-gaap	Proceeds From Warrant Exercises ProceedsFromWarrantExercises	2700000	USD
CY2015	us-gaap	Proceeds From Warrant Exercises ProceedsFromWarrantExercises	0	USD
CY2016	us-gaap	Proceeds From Warrant Exercises ProceedsFromWarrantExercises	2700000	USD
CY2015	us-gaap	Profit Loss ProfitLoss	-2800960	USD
CY2016	us-gaap	Profit Loss ProfitLoss	-1161245	USD
CY2015Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	1571479	USD
CY2016Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	1691523	USD
CY2015Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	543754	USD
CY2016Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	517143	USD
CY2015	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	0	USD
CY2016	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	-19245	USD
CY2015	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	591585	USD
CY2016	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	667064	USD
CY2015Q4	us-gaap	Restricted Investments Current RestrictedInvestmentsCurrent	294802	USD
CY2016Q4	us-gaap	Restricted Investments Current RestrictedInvestmentsCurrent	0	USD
CY2015Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	-21682437	USD
CY2016Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	-22843682	USD
CY2015	us-gaap	Sales Revenue Goods Net SalesRevenueGoodsNet	10055237	USD
CY2016	us-gaap	Sales Revenue Goods Net SalesRevenueGoodsNet	10722285	USD
CY2015	us-gaap	Sales Revenue Net SalesRevenueNet	21442657	USD
CY2016	us-gaap	Sales Revenue Net SalesRevenueNet	24490386	USD
CY2015	us-gaap	Sales Revenue Services Net SalesRevenueServicesNet	11387420	USD
CY2016	us-gaap	Sales Revenue Services Net SalesRevenueServicesNet	13768101	USD
CY2015	us-gaap	Selling Expense SellingExpense	1687479	USD
CY2016	us-gaap	Selling Expense SellingExpense	1636704	USD
CY2015	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	10276576	USD
CY2016	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	10298129	USD
CY2015	us-gaap	Share Based Compensation ShareBasedCompensation	199500	USD
CY2016	us-gaap	Share Based Compensation ShareBasedCompensation	165931	USD
CY2014Q4	us-gaap	Standard Product Warranty Accrual StandardProductWarrantyAccrual	147000	USD
CY2015Q4	us-gaap	Standard Product Warranty Accrual StandardProductWarrantyAccrual	110000	USD
CY2016Q4	us-gaap	Standard Product Warranty Accrual StandardProductWarrantyAccrual	148000	USD
CY2015	us-gaap	Standard Product Warranty Accrual Payments StandardProductWarrantyAccrualPayments	124690	USD
CY2016	us-gaap	Standard Product Warranty Accrual Payments StandardProductWarrantyAccrualPayments	131180	USD
CY2015	us-gaap	Standard Product Warranty Accrual Warranties Issued StandardProductWarrantyAccrualWarrantiesIssued	87690	USD
CY2016	us-gaap	Standard Product Warranty Accrual Warranties Issued StandardProductWarrantyAccrualWarrantiesIssued	169180	USD
CY2015	us-gaap	Stock Issued1 StockIssued1	0	USD
CY2016	us-gaap	Stock Issued1 StockIssued1	330852	USD
CY2015Q4	us-gaap	Stockholders Equity StockholdersEquity	12837682	USD
CY2016Q4	us-gaap	Stockholders Equity StockholdersEquity	14511073	USD
CY2014Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	5823336	USD
CY2015Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	12441868	USD
CY2016Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	14511073	USD
CY2015Q4	us-gaap	Temporary Equity Par Or Stated Value Per Share TemporaryEquityParOrStatedValuePerShare	0.001
CY2016Q4	us-gaap	Temporary Equity Par Or Stated Value Per Share TemporaryEquityParOrStatedValuePerShare	0.001
CY2015	us-gaap	Weighted Average Number Of Share Outstanding Basic And Diluted WeightedAverageNumberOfShareOutstandingBasicAndDiluted	16860453	shares
CY2016	us-gaap	Weighted Average Number Of Share Outstanding Basic And Diluted WeightedAverageNumberOfShareOutstandingBasicAndDiluted	19295922	shares
CY2016	us-gaap	Advertising Cost Policy Expensed Advertising Cost AdvertisingCostPolicyExpensedAdvertisingCost	<div style="font-family:Times New Roman;font-size:10pt;"><div style="line-height:120%;padding-bottom:8px;text-align:justify;text-indent:48px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;font-style:italic;">Advertising Costs</font></div><div style="line-height:120%;padding-bottom:8px;text-align:justify;text-indent:48px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">The Company expenses the costs of advertising as incurred. For the years ended </font><font style="font-family:inherit;font-size:10pt;color:#000000;text-decoration:none;">December 31, 2016</font><font style="font-family:inherit;font-size:10pt;"> and </font><font style="font-family:inherit;font-size:10pt;color:#000000;text-decoration:none;">2015</font><font style="font-family:inherit;font-size:10pt;">, advertising expense was approximately </font><font style="font-family:inherit;font-size:10pt;color:#000000;text-decoration:none;">$134,000</font><font style="font-family:inherit;font-size:10pt;"> and </font><font style="font-family:inherit;font-size:10pt;color:#000000;text-decoration:none;">$184,000</font><font style="font-family:inherit;font-size:10pt;">, respectively.</font></div></div>
CY2016	us-gaap	Concentration Risk Credit Risk ConcentrationRiskCreditRisk	<div style="font-family:Times New Roman;font-size:10pt;"><div style="line-height:120%;padding-bottom:8px;text-indent:48px;font-size:10pt;"><font style="font-family:Times New Roman;font-size:10pt;font-style:italic;font-weight:normal;text-decoration:none;">Concentration of Credit Risk</font></div><div style="line-height:120%;padding-bottom:8px;text-align:justify;text-indent:48px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">The Company’s financial instruments that are exposed to concentrations of credit risk consist primarily of cash and cash equivalents, short-term investments and accounts receivable. The Company maintains its cash balances in bank accounts, which at times may exceed the Federal Deposit Insurance Corporation’s general deposit insurance limits. The amount on deposit at </font><font style="font-family:inherit;font-size:10pt;">December 31, 2016</font><font style="font-family:inherit;font-size:10pt;"> and </font><font style="font-family:inherit;font-size:10pt;">2015</font><font style="font-family:inherit;font-size:10pt;"> which exceeded the </font><font style="font-family:inherit;font-size:10pt;">$250,000</font><font style="font-family:inherit;font-size:10pt;"> federally insured limit were approximately </font><font style="font-family:inherit;font-size:10pt;">$3,471,765</font><font style="font-family:inherit;font-size:10pt;"> and </font><font style="font-family:inherit;font-size:10pt;">$5,329,528</font><font style="font-family:inherit;font-size:10pt;">, respectively. The Company has not experienced any losses in such accounts and thus believes that it is not exposed to any significant credit risk on cash.</font></div><div style="line-height:120%;padding-bottom:8px;text-align:justify;text-indent:48px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">There was </font><font style="font-family:inherit;font-size:10pt;">no</font><font style="font-family:inherit;font-size:10pt;"> customer who represented more than 10% of revenues for either of the years ended </font><font style="font-family:inherit;font-size:10pt;">December 31, 2016</font><font style="font-family:inherit;font-size:10pt;"> and </font><font style="font-family:inherit;font-size:10pt;">2015</font><font style="font-family:inherit;font-size:10pt;">. The Company has approximately </font><font style="font-family:inherit;font-size:10pt;">three hundred ninety-six</font><font style="font-family:inherit;font-size:10pt;"> customers who represented </font><font style="font-family:inherit;font-size:10pt;">100%</font><font style="font-family:inherit;font-size:10pt;"> of the revenues for the year ended </font><font style="font-family:inherit;font-size:10pt;">December 31, 2016</font><font style="font-family:inherit;font-size:10pt;">. Included in trade accounts receivable are amounts from </font><font style="font-family:inherit;font-size:10pt;">one</font><font style="font-family:inherit;font-size:10pt;"> customer who represents </font><font style="font-family:inherit;font-size:10pt;">15%</font><font style="font-family:inherit;font-size:10pt;"> of the accounts receivable balance as of </font><font style="font-family:inherit;font-size:10pt;">December 31, 2016</font><font style="font-family:inherit;font-size:10pt;">, and another customer who represented </font><font style="font-family:inherit;font-size:10pt;">16%</font><font style="font-family:inherit;font-size:10pt;"> of the accounts receivable balance as of </font><font style="font-family:inherit;font-size:10pt;">December 31, 2015</font><font style="font-family:inherit;font-size:10pt;">. </font></div></div>
CY2016	us-gaap	Nature Of Operations NatureOfOperations	<div style="font-family:Times New Roman;font-size:10pt;"><div style="line-height:120%;padding-bottom:8px;padding-top:0px;text-align:left;font-size:10pt;"><font style="font-family:Times New Roman;font-size:10pt;font-style:normal;font-weight:bold;text-decoration:none;">Nature of business and operations</font></div><div style="line-height:120%;padding-bottom:8px;text-align:justify;text-indent:48px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">Tecogen Inc. (the “Company”), a Delaware Corporation, was organized on November 15, 2000, and acquired the assets and liabilities of the Tecogen Products division of Thermo Power Corporation. The Company produces commercial and industrial, natural-gas-fueled engine-driven, combined heat and power (CHP) products that reduce energy costs, decrease greenhouse gas emissions and alleviate congestion on the national power grid. Tecogen’s products supply electric power or mechanical power for cooling, while heat from the engine is recovered and purposefully used at a facility. The majority of the Company’s customers are located in regions with the highest utility rates, typically California, the Midwest and the Northeast.</font></div><div style="line-height:120%;padding-bottom:8px;text-align:justify;text-indent:48px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">On May 4, 2009, the Company invested in a new corporation called Ilios Inc., or Ilios. The investment gave the Company a controlling financial interest in Ilios, whose business focus is advanced heating systems for commercial and industrial applications. Beginning in April 2016, a series of private placements were completed resulting in Ilios merging into the Company and Ilios is consolidated into our financial statements.</font></div><div style="line-height:120%;padding-bottom:8px;text-align:justify;text-indent:48px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">The Company’s operations are comprised of </font><font style="font-family:inherit;font-size:10pt;color:#000000;text-decoration:none;">one</font><font style="font-family:inherit;font-size:10pt;"> business segment. Our business is to manufacture and support highly efficient CHP products based on engines fueled by natural gas.</font></div><div style="line-height:120%;padding-bottom:8px;text-align:left;text-indent:48px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;font-weight:bold;">Proposed Acquisition of American DG Energy, Inc.</font></div><div style="line-height:120%;padding-bottom:8px;text-align:justify;text-indent:48px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">On November 1, 2016, Tecogen and Tecogen.ADGE Acquisition Corp., a Delaware corporation and wholly-owned subsidiary of Tecogen (“Merger Sub”) formed for the purpose of effecting the merger, entered into an Agreement and Plan of Merger (the “Merger Agreement”) with American DG Energy, Inc., a Delaware corporation (“ADGE”). Pursuant to the Merger Agreement, the Merger Sub will be merged with and into ADGE (the “Merger”), with ADGE continuing as the surviving company in the Merger. Following the Merger, ADGE will become a wholly-owned subsidiary of Tecogen. The Merger Agreement sets forth the terms and conditions of the proposed acquisition of ADGE.</font></div><div style="line-height:120%;padding-bottom:8px;text-align:justify;text-indent:48px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">Subject to the terms and conditions set forth in the Merger Agreement, at the effective time of the Merger, each of ADGE’s shares of common stock, </font><font style="font-family:inherit;font-size:10pt;">$.001</font><font style="font-family:inherit;font-size:10pt;"> par value per share, issued and outstanding immediately prior to the effective time of the Merger will be converted into the right to receive </font><font style="font-family:inherit;font-size:10pt;">.092</font><font style="font-family:inherit;font-size:10pt;"> shares of common stock, </font><font style="font-family:inherit;font-size:10pt;">$.001</font><font style="font-family:inherit;font-size:10pt;"> par value per share, of Tecogen (the “Exchange Ratio”). The number of shares of Tecogen may be subject to adjustment in the event of any stock split, reverse stock split, stock dividend, recapitalization, reclassification, combination, exchange of shares or other similar event with respect to the number of ADGE’s or Tecogen’s shares outstanding after the date of the Merger Agreement and prior to the effective time of the Merger. Options to acquire ADGE shares of common stock and restricted stock awards with respect to ADGE shares of common stock granted before the effective time of the Merger will remain in effect until they expire or are terminated and shall be exercisable for or relate to a number of shares of common stock of Tecogen equal to the Exchange Ratio, as adjusted.</font></div></div>
CY2016	us-gaap	Use Of Estimates UseOfEstimates	<div style="font-family:Times New Roman;font-size:10pt;"><div style="line-height:120%;padding-bottom:8px;text-indent:48px;font-size:10pt;"><font style="font-family:Times New Roman;font-size:10pt;font-style:italic;font-weight:normal;text-decoration:none;">Use of Estimates</font></div><div style="line-height:120%;padding-bottom:8px;text-align:justify;text-indent:48px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">The preparation of financial statements in conformity with accounting principles generally accepted in the United States of America requires management to make estimates and assumptions that affect the reported amounts of assets and liabilities and disclosure of contingent assets and liabilities at the date of the financial statements and the reported amounts of revenues and expenses during the reporting period. Actual results could differ from those estimates.</font></div></div>

Files In Submission

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$TGEN
TECOGEN INC. Stock $tgen

2016 Form 10-K Financial Statement

#000153743517000019 Filed on March 23, 2017

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$TGEN TECOGEN INC. Stock $tgen

2016 Form 10-K Financial Statement

#000153743517000019 Filed on March 23, 2017

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$TGEN
TECOGEN INC. Stock $tgen