Consolidated Statements of Cash Flows (Unaudited) (USD $)	9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012
Cash flows from operating activities:
Net (loss)/income	$ (4,809)	$ 1,228,874
Stock-based compensation expense	194,017	175,746
(Gain) Loss on sale of facilities	(887,477)	693,818
Gain on sale of other fixed assets	0	(3,288)
Depreciation and amortization	472,545	440,440
Deferred tax (benefit)/expense	(507,011)	161,372
Bad debt provision	609,697	(648)
Accounts receivable	(1,482,520)	(469,622)
Costs and estimated earnings in excess of billings on uncompleted contracts	406,422	156,812
Inventories, net	(356,196)	289,392
Other current assets	8,852	(60,113)
Billings in excess of costs and estimated earnings on uncompleted contracts	(470,568)	(1,601,005)
Accounts payable and accrued expenses	104,205	179,068
Deferred revenue	(69,297)	(918,031)
Net cash (used in) provided by operating activities	(1,982,140)	272,815
Cash flows from investing activities:
Release of restricted cash	0	200,000
Capital expenditures	(1,813,517)	(10,124,428)
Proceeds from sale of other fixed assets	0	21,500
Deposits	(2,667)	331,781
Net cash provided by/(used in) investing activities	1,803,715	(7,988,824)
Cash flows from financing activities:
Net proceeds from stock options exercised	29,500	286,548
Proceeds from long-term debt	0	6,000,000
Payments of long-term debt	(2,857,334)	(616,878)
Net cash (used in)/provided by financing activities	(2,827,834)	5,669,670
Net decrease in cash and cash equivalents	(3,006,259)	(2,046,339)
Cash and cash equivalents at beginning of period	13,721,324	18,136,527
Cash and cash equivalents at end of period	10,715,065	16,090,188
Income taxes paid	25	454,725
Interest paid	133,206	148,202
Smithtown Ave. facility [Member]
Cash flows from operating activities:
(Gain) Loss on sale of facilities	(887,477)	0
Cash flows from investing activities:
Proceeds from sale of facilities	3,619,899	0
Marconi Ave.facility [Member]
Cash flows from operating activities:
(Gain) Loss on sale of facilities	0	693,818
Cash flows from investing activities:
Proceeds from sale of facilities	$ 0	$ 1,582,323