CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($)	9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014
CASH FLOWS FROM OPERATING ACTIVITIES:
Net loss attributable to American DG Energy, Inc.	$ (3,407,128)	$ (4,111,160)
Loss attributable to noncontrolling interest	(331,356)	(406,483)
Adjustments to reconcile net loss to net cash (used in) provided by operating activities:
Depreciation and amortization	1,586,410	1,394,201
Gain attributable to distribution of nonmonetary assets to noncontrolling interest	(157,870)	0
Loss on extinguishment of debt	0	533,177
Provision for losses on accounts receivable	0	26,087
Amortization of deferred financing costs	40,096	2,567
Amortization of convertible debt premium	(72,216)	9,997
Increase (decrease) in fair value of warrant liability	(6,778)	(101,885)
Non-cash interest expense	867,329	624,368
Stock-based compensation	253,813	338,790
Changes in operating assets and liabilities:
Accounts receivable and unbilled revenue	114,382	(231,417)
Due from related party	(13,378)	283,356
Inventory	65,830	544,159
Prepaid and other current assets	269,071	(326,378)
Increase (decrease) in:
Accounts payable	152,136	215,103
Accrued expenses and other current liabilities	48,662	348,066
Due to related party	355,267	(34,843)
Other long-term liabilities	(2,227)	(10,206)
Net cash used in operating activities	(237,957)	(902,501)
CASH FLOWS FROM INVESTING ACTIVITIES:
Purchases of property and equipment	(3,312,452)	(3,899,360)
Partial purchase of noncontrolling interest	(100,000)	0
Net cash used in investing activities	(3,412,452)	(3,899,360)
CASH FLOWS FROM FINANCING ACTIVITIES:
Proceeds from issuance of convertible debentures	0	1,450,000
Proceeds from sale of common stock, net of costs	0	3,242,957
Purchases of common stock, net of costs	(152,377)	0
Payment on related party note payable	(1,000,000)	3,000,000
Distributions to noncontrolling interest	(186,856)	(168,546)
Net cash (used in) provided by financing activities	(1,339,233)	7,524,411
Net increase (decrease) in cash and cash equivalents	(4,989,642)	2,722,550
Cash and cash equivalents, beginning of the period	11,825,915	9,804,291
Cash and cash equivalents, end of the period	6,836,273	12,526,841
Supplemental disclosures of cash flows information:
Interest	90,871	80,000
Income taxes	35,838	54,974
Non-cash investing and financing activities:
Distribution of nonmonetary assets	$ 340,069	$ 0