Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($)	9 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Cash flows from operating activities
Net loss	$ (12,423,162)	$ (9,353,357)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation of property, plant and equipment	523,441	475,700
Amortization of intangible asset	46,206	0
Stock-based compensation, net	893,739	1,156,720
Equity in loss of investee company	170,429	517,702
Gain on investment in investee company	0	(1,257,407)
Interest accreted on note receivable	(9,041)	(6,115)
Gain on bargain purchase	(76,437)	0
Changes in assets and liabilities
Accounts receivable	75,567	815,738
Inventories	(1,010,493)	163,742
Prepaids and other current assets	(187,735)	(124,439)
Refundable income taxes	0	16,666
Deferred PPA project costs	(159,978)	0
Deferred customer project costs	(1,009,730)	0
Project assets	(7,091,533)	0
Accounts payable	(470,831)	(33,587)
Accrued expenses	(877,806)	(773,189)
Customer deposits	53,236	41,627
Accrued compensation and benefits	(105,228)	160,914
Deferred revenue	13,290,000	0
Net cash used in operating activities	(8,369,356)	(8,199,285)
Cash flows from investing activities
Cash paid for business combination	(225,829)	0
Change in restricted cash	60,193	9,723
Expenditures for property and equipment	(389,266)	(409,296)
Issuance of note receivable	0	(150,000)
Net cash used in investing activities	(554,902)	(549,573)
Cash flows from financing activities
Payment of financing costs	(261,982)	0
Repayments of long term debt	(242,375)	(262,127)
Proceeds from equipment financing	331,827	0
Payments for finance leases	(10,077)	0
Proceeds from issuance of preferred stock	13,300,000	0
Proceeds from issuance of Common Stock	6,800,000	14,837,760
Common stock issuance costs	0	(1,148,023)
Contributions of capital from noncontrolling interest	53,614	13,756
Net cash provided by financing activities	19,971,007	13,441,366
Effect of exchange rate changes on cash and cash equivalents	(33)	(8,156)
Net increase in cash and cash equivalents	11,046,716	4,684,352
Cash and cash equivalents - beginning of period	10,757,461	10,360,721
Cash and cash equivalents - end of period	21,804,177	15,045,073
Supplemental disclosures of cash flow information:
Cash paid for interest	39,994	73,346
Supplemental noncash information:
Right of use asset obtained in exchange for new finance lease	13,521	0
Right of use asset obtained in exchange for new operating lease	41,048	85,656
Asset retirement obligation	$ 18,527	$ 0