Condensed Consolidated Statements of Cash Flows (Unaudited) (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013
Cash flows from operating activities:
Net loss	$ (2,170)	$ (9,974)
Adjustments to reconcile net loss to net cash from operating activities:
Depreciation	526	568
Amortization	286	285
Stock-based compensation expense	377	107
Bad debt expense		4,086
Non-cash interest expense	682
Income from solar system subject to financing obligation	(384)	(624)
Other non-cash activity	14	107
Changes in operating assets and liabilities:
Accounts receivable	2,916	16,545
Accounts receivable, related party		69
Notes receivable		(30,622)
Costs and estimated earnings in excess of billing on uncompleted contracts		12,856
Construction in process		1,224
Inventories	(157)	193
Prepaid expenses and other assets	(336)	(119)
Accounts payable	(594)	(3,736)
Accounts payable, related party	(8,244)	(1,689)
Income taxes payable		93
Billings in excess of costs and estimated earnings on uncompleted contracts	(862)	(4,193)
Billings in excess of costs and estimated earnings on uncompleted contracts, related party		(49)
Accrued liabilities and other liabilities	(24)	1,601
Net cash from operating activities	(7,970)	(13,272)
Cash flows from investing activities:
Investment in affiliate	(586)
Issuance of notes receivable		(1,258)
Acquisitions of property, plant and equipment, net		(182)
Net cash from investing activities	(586)	(1,440)
Cash flows from financing activities:
Proceeds from issuance of common stock	6,500
(Payments on) proceeds from line of credit and loans payable	(4,250)	2,553
Decrease (increase) in restricted cash	240	(76)
Issuance of convertible bond	11,000
Payments on loans payable and capital lease obligations		(5,793)
Net cash from financing activities	13,490	(3,316)
Effect of exchange rate changes on cash	(111)	377
Increase (decrease) in cash and cash equivalents	4,823	(17,651)
Cash and cash equivalents at beginning of period	1,031	17,823
Cash and cash equivalents at end of period	5,854	172
Supplemental cash flow information
Cash paid for interest	191	199
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 as investment in affiliate	$ 790