Condensed Consolidated Statements of Cash Flows (Unaudited) (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013
Net cash from operating activities:
Net loss	$ (10,453)	$ (13,557)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation	781	846
Amortization	429	428
Stock-based compensation expense	208	158
Loss on extinguishment of convertible bonds	8,907
Non-cash interest expense	1,406
Change in fair value of derivative liability	(310)
Bad debt expense		5,145
Loss on sales of fixed assets		7
Changes in deferred taxes		(173)
Provision for losses on contracts		85
Operating income from solar system subject to financing obligation	(760)	(1,059)
Other non-cash activity	14	(11)
Changes in operating assets and liabilities:
Accounts receivable	2,395	9,401
Accounts receivable, related party		3,945
Notes receivable		(29,347)
Costs and estimated earnings in excess of billing on uncompleted contracts	(18,700)	8,990
Construction in progress	(4,163)	15,993
Inventories	(2,696)	405
Construction in progress, current	(3,429)
Prepaid expenses and other assets	479	(1,150)
Accounts payable	7,440	(3,970)
Accounts payable, related party	(12,537)	(346)
Income taxes payable	911	72
Billings in excess of costs and estimated earnings on uncompleted contracts	(862)	(4,111)
Billings in excess of costs and estimated earnings on uncompleted contracts, related party		(49)
Accrued liabilities and other liabilities	220	(2,344)
Net cash from operating activities	(30,720)	(10,642)
Net cash from investing activities:
Proceeds from repayment on notes receivable	252	275
Investment in affiliate	(586)
Issuance of notes receivable		(1,320)
Proceeds from disposal or sale of fixed assets	6	13
Acquisitions of property, plant and equipment, net	(26)	(195)
Net cash from investing activities	(354)	(1,227)
Net cash from financing activities:
Proceeds from issuance of common stock	35,745
(Payments on) proceeds from line of credit and loans payable	(4,250)	2,666
Decrease in restricted cash	240	20
Issuance of convertible bond	11,000
Payments on loans payable and capital lease obligations		(7,538)
Net cash from financing activities	42,735	(4,852)
Effect of exchange rate changes on cash	97	(198)
Increase (decrease) in cash and cash equivalents	11,758	(16,919)
Cash and cash equivalents at beginning of period	1,031	17,823
Cash and cash equivalents at end of period	12,789	904
Supplemental cash flow information:
Cash paid for interest	191	1,420
Cash paid for income taxes		165
Non-cash activities:
Debt forgiveness from related party	3,998	2,602
Exchange of notes receivable for notes receivable, related party	8,450
Contribution of other assets to investment in affiliate	790
Exchange of notes receivable, related party and other assets to acquire construction in progress assets	9,448
Exchange of investments in affiliates to acquire construction in progress assets	8,912
Common stock issued to acquire construction in progress assets	3,300
Derivative liability issued to acquire construction in progress assets	983
Common stock issued in exchange for convertible bond extinguishment	$ 11,000