STR 10-K 27 Mar 19 2018 FY Annual report Financial data

Document And Entity Information

Document And Entity Information - USD ($)	12 Months Ended
	Dec. 31, 2018	Feb. 28, 2019	Jun. 30, 2018
Document Information [Line Items]
Entity Registrant Name	STR HOLDINGS, INC.
Entity Central Index Key	0001473597
Trading Symbol	stri
Current Fiscal Year End Date	--12-31
Entity Filer Category	Non-accelerated Filer
Entity Current Reporting Status	Yes
Entity Voluntary Filers	No
Entity Well-known Seasoned Issuer	No
Entity Emerging Growth Company	false
Entity Small Business	true
Entity Common Stock, Shares Outstanding (in shares)		20,159,029
Entity Public Float			$ 2,527,301
Entity Shell Company	false
Document Type	10-K
Document Period End Date	Dec. 31, 2018
Document Fiscal Year Focus	2018
Document Fiscal Period Focus	FY
Amendment Flag	false

Consolidated Balance Sheets

Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2018	Dec. 31, 2017
CURRENT ASSETS
Cash and cash equivalents	$ 5,639	$ 13,499
Bank acceptance notes		904
Accounts receivable, trade, less allowances for doubtful accounts of $2,163 and $1,725 in 2018 and 2017, respectively	2,261	1,199
Inventories, net	1,808	1,110
Prepaid expenses	501	748
Other current assets	642	767
Total current assets	10,851	18,227
Property, plant and equipment, net	10,887	8,728
Assets held for sale (Note 7)	5,336	6,155
Other long-term assets	75	76
Total assets	27,149	33,186
CURRENT LIABILITIES
Accounts payable	2,218	971
Accrued liabilities	1,348	2,307
Income taxes payable	900	896
Due to factor	374	454
Total current liabilities	4,840	4,628
Deferred tax liabilities	306	698
Total liabilities	5,146	5,326
COMMITMENTS AND CONTINGENCIES (Note 10)
Stockholders’ equity
Preferred stock, $0.01 par value, 20,000,000 shares authorized; no shares issued and outstanding
Common stock, $0.01 par value, 200,000,000 shares authorized; 20,153,269 and 20,152,029 issued and outstanding, respectively as of December 31, 2018 and 19,919,529 and 19,918,289 issued and outstanding, respectively as of December 31, 2017	201	195
Treasury stock, 1,240 shares at cost	(57)	(57)
Additional paid-in capital	232,345	232,149
Accumulated deficit	(204,832)	(199,072)
Accumulated other comprehensive loss, net of taxes	(5,654)	(5,355)
Total stockholders’ equity	22,003	27,860
Total liabilities and stockholders’ equity	$ 27,149	$ 33,186

Consolidated Balance Sheets (Pa

Consolidated Balance Sheets (Parentheticals) - USD ($) $ in Thousands	Dec. 31, 2018	Dec. 31, 2017
Allowance for doubtful accounts	$ 2,163	$ 1,725
Preferred stock, par value (in dollars per share)	$ 0.01	$ 0.01
Preferred stock, authorized (in shares)	20,000,000	20,000,000
Preferred stock, issued (in shares)	0	0
Preferred stock, outstanding (in shares)	0	0
Common stock, par value (in dollars per share)	$ 0.01	$ 0.01
Common stock, authorized (in shares)	200,000,000	200,000,000
Common stock issued (in shares)	20,153,269	19,919,529
Common stock, outstanding (in shares)	20,152,029	19,918,289
Treasury stock, shares (in shares)	1,240	1,240

Consolidated Statements of Comp

Consolidated Statements of Comprehensive Loss - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017
Net sales	$ 10,879	$ 13,540
Cost of sales	11,539	14,915
Gross loss	(660)	(1,375)
Selling, general and administrative expenses	5,628	6,067
Research and development expense	815	733
Provisions (recovery) for bad debt expense	618	(918)
Operating loss	(7,721)	(7,257)
Interest income, net	27	21
Other income (expense), net	2,185	2,652
Loss on disposal of fixed assets	(419)	(382)
Foreign currency transaction (loss) gain	(224)	53
Loss from operations before income tax expense	(6,152)	(4,913)
Income tax expense from operations	(392)	188
Net loss from operations	(5,760)	(5,101)
Other comprehensive loss:
Foreign currency translation (net of tax effect of $(61) and $404, respectively)	(299)	1,076
Other comprehensive income (loss)	(299)	1,076
Comprehensive loss	$ (6,059)	$ (4,025)
Net loss per share (Note 3):
Basic (in dollars per share)	$ (0.29)	$ (0.27)
Diluted (in dollars per share)	$ (0.29)	$ (0.27)
Weighted-average shares outstanding (Note 3):
Basic (in shares)	19,752,248	18,914,059
Diluted (in shares)	19,752,248	18,914,059

Consolidated Statements of Co_2

Consolidated Statements of Comprehensive Loss (Parentheticals) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017
Foreign currency translation, tax effect	$ (61)	$ 404

Consolidated Statements of Chan

Consolidated Statements of Changes in Stockholders' Equity - USD ($) $ in Thousands	Common Stock [Member]	Treasury Stock [Member]	Additional Paid-in Capital [Member]	AOCI Attributable to Parent [Member]	Retained Earnings [Member]	Total
Balance (in shares) at Dec. 31, 2016	18,669,927	1,240
Balance at Dec. 31, 2016	$ 187	$ (57)	$ 231,627	$ (6,431)	$ (193,971)	$ 31,355
Stock-based compensation (in shares)	862,646
Stock-based compensation	$ 8		522			530
Net loss					(5,101)	(5,101)
Foreign currency translation, net of tax				1,076		1,076
Balance (in shares) at Dec. 31, 2017	19,532,573	1,240
Balance at Dec. 31, 2017	$ 195	$ (57)	232,149	(5,355)	(199,072)	27,860
Stock-based compensation (in shares)	619,456
Stock-based compensation	$ 6		196			202
Net loss					(5,760)	(5,760)
Foreign currency translation, net of tax				(299)		(299)
Balance (in shares) at Dec. 31, 2018	20,152,029	1,240
Balance at Dec. 31, 2018	$ 201	$ (57)	$ 232,345	$ (5,654)	$ (204,832)	$ 22,003

Consolidated Statements of Cash

Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017
OPERATING ACTIVITIES
Net loss	$ (5,760)	$ (5,101)
Adjustments to reconcile net loss to net cash provided by operating activities:
Depreciation	718	708
Stock-based compensation expense	177	506
Loss on disposal of property, plant and equipment	419	382
Provisions (recovery) for bad debt expense	618	(918)
Impairment (recovery) of assets held for sale	819	(65)
Provision (recovery) for deferred taxes	(392)	294
Customer forfeiture of deposit	(905)
Changes in operating assets and liabilities:
Accounts receivable	(1,938)	3,141
Inventories	(729)	910
Other current assets	857	2,694
Accounts payable	1,335	(415)
Accrued liabilities	(85)	(28)
Income taxes payable	7	(100)
Other	224	29
Total net cash (used in) provided by operating activities	(4,635)	2,037
INVESTING ACTIVITIES
Capital investments	(3,984)	(1,220)
Proceeds from sale of fixed assets	607	274
Net cash used in investing activities	(3,377)	(946)
FINANCING ACTIVITIES
Factoring arrangement	(62)	16
Net cash (used in) provided by financing activities	(62)	16
Effect of exchange rate changes on cash	214	13
Net (decrease) increase in cash and cash equivalents	(7,860)	1,120
Cash and cash equivalents, beginning of period	13,499	12,379
Cash and cash equivalents, end of period	5,639	13,499
SUPPLEMENTAL DISCLOSURE OF CASH FLOW INFORMATION
Income taxes
Interest expense paid to factoring arrangement	$ 22	$ 31

Note 1 - Basis of Presentation

Note 1 - Basis of Presentation and Nature of Operations	12 Months Ended
	Dec. 31, 2018
Notes to Financial Statements
Organization, Consolidation and Presentation of Financial Statements Disclosure [Text Block]	NOTE 1—BASIS Basis of Presentation These consolidated financial statements reflect the financial statements of STR Holdings, Inc. (“Holdings” or the “Company”) and its subsidiaries on a consolidated basis. The accompanying consolidated financial statements and the related information contained within the notes to the consolidated financial statements have been prepared in accordance with Generally Accepted Accounting Principles (“GAAP”) in the United States of America and applicable rules and regulations of the Securities and Exchange Commission (“SEC”) for financial information and annual reports on the Form 10 Nature of Operations The Company was incorporated in 1944 two Liquidity The consolidated financial statements have been prepared on a going concern basis, which contemplates the realization of assets and the satisfaction of liabilities in the normal course of business. Management has evaluated whether relevant conditions or events, considered in the aggregate, indicate that there is substantial doubt about the Company’s ability to continue as a going concern. Substantial doubt exists when conditions and events, considered in the aggregate, indicate it is probable that the Company will be unable to meet its obligations as they become due during the next 12 If the Company does not not The Company has historically incurred significant losses during its attempts to reduce cash burn, stabilize the existing platform and invest in new areas of growth. As of December 31, 2018, $6,011, no $2,000 $5,639 March 2019, €2,000 $2,294 December 31, 2018) 19. Based on the Company’s projected cash requirements for operations and capital expenditures, its current available cash of approximately $5,639 2019 12 may may no

Note 2 - Summary of Significant

Note 2 - Summary of Significant Accounting Policies	12 Months Ended
	Dec. 31, 2018
Notes to Financial Statements
New Accounting Pronouncements and Changes in Accounting Principles [Text Block]	NOTE 2—SUMMARY A summary of the Company’s significant accounting policies is as follows: Basis of Accounting. Principles of Consolidation. Use of Estimates. Fair Value Estimates. 820 10 820 10 Level 1: Unadjusted quoted prices in active markets for identical assets or liabilities Level 2: Unadjusted quoted prices in active markets for similar assets or liabilities, or unadjusted quoted prices for identical or similar assets or liabilities in markets that are not Level 3: Unobservable inputs for the asset or liability The carrying values for cash, accounts receivable, income tax receivable, accounts payable, accrued liabilities, income taxes payable and other current assets and liabilities approximate their fair values due to their short maturities. The carrying value of the Company’s money market funds is based on the balance of its money market funds as of December 31, 2018, 1 Foreign Currency Translation and Transactions. Cash and Cash Equivalents. three Recognition of Revenue and Accounts Receivable. The Company recognizes revenue from the manufacture and sale of its encapsulants, which is the only contractual deliverable, either at the time of shipping or at the time the product is received at the customer’s port or dock, depending upon terms of the sale. The Company does not On isolated occasions, the Company has offered limited short-term performance warranties relating to its encapsulants not 1970s 20 no no not Allowance for Doubtful Accounts. Inventories. six nine first first The Company will write down inventory to its net realizable value when it is probable that the inventory carrying cost is not The Company has reserves of $10 $59 December 31, 2018 2017, Long-Lived Assets. In accordance with ASC 360 may not Asset Retirement Obligations. 410 not Leases. 840 Income Taxes. 740 not not The Company operates in multiple taxing jurisdictions and is subject to the jurisdiction of a number of U.S. and non-U.S. tax authorities and to tax agreements and treaties among those authorities. Operations in these jurisdictions are taxed on various bases in accordance with jurisdictional regulations. Tax benefits related to uncertain tax positions taken or expected to be taken on a tax return are recorded when such benefits meet a more likely than not 16. Factoring Arrangement. first 2017. December 31, 2018 $374 13. Product Performance Accrual. not On isolated occasions, the Company has offered limited short-term performance warranties relating to its encapsulants not 1970s 20 no no not Cost of Sales. Selling, General and Administrative Expenses. Research and Development Expense. Stock-Based Compensation. 718 16. Loss Per Share. 260 260, 3. Comprehensive Loss. Recent Accounting Pronouncements: In May 2014, No. 2014 09, 606 December 15, 2017. 2016, The Company adopted the new revenue recognition standard (“ASC 606” January 1, 2018. January 1, 2018 606, not 605, Revenue Recognition no 2018. 606 606 Revenue is principally derived from the sale and licensing of highly engineered plastic sheet and film products. The Company receives specific purchase orders for the manufacture, sale and delivery of these products that identify the goods and/or services to be transferred, the price for those goods and other commercial terms of the order. The goods are generally purchased under EXW (or EX-Works) terms, meaning that the customer is responsible for arranging the shipping of the goods and title passes when the goods are picked up from the Company’s dock. Revenue is recognized upon the transfer of title, and there are no In the specific case of the Equipment Purchase Agreement and a Technology License Agreement (the “Agreements”) signed on January 16, 2018 $6,000, third one three • Obligation 1 $1,750 • Obligation 2 $2,000 • Obligation 3 $2,250 Obligation 1 two 2 3 The Company is applying a “cost-plus” approach to Obligation 1 2. no no 3. not The Company also assessed whether it was acting in a principal or agent role in each performance obligation of the Agreements. In all obligations, the Company determined it was acting in the role of principal and therefore revenue is recognized on a gross basis. As a result, the Company recognized $1,750 March 31, 2018 1, There are no may

Note 3 - Loss Per Share

Note 3 - Loss Per Share	12 Months Ended
	Dec. 31, 2018
Notes to Financial Statements
Earnings Per Share [Text Block]	NOTE 3—LOSS The calculation of basic and diluted net loss per share for the periods presented is as follows: Year Ended Year Ended Basic and diluted net loss per share Numerator: Net loss $ (5,760 ) $ (5,101 ) Denominator: Weighted-average shares outstanding 19,752,248 18,914,059 Add: Dilutive effect of stock options — — Dilutive effect of restricted common stock — — Weighted-average shares outstanding with dilution 19,752,248 18,914,059 Net loss per share: Basic $ (0.29 ) $ (0.27 ) Diluted $ (0.29 ) $ (0.27 ) Due to the net loss during the years ended December 31, 2018 2017, not Because the effect would be anti-dilutive, there were 1,121,332 not December 31, 2018 2017.

Note 4 - Bank Acceptance Notes

Note 4 - Bank Acceptance Notes	12 Months Ended
	Dec. 31, 2018
Notes to Financial Statements
Loans, Notes, Trade and Other Receivables Disclosure [Text Block]	NOTE 4—BANK Customers in China may Bank acceptance notes consists of the following: December 31, December 31, Balance as of beginning of period $ 904 $ 3,360 Received from customers — 1,985 Converted to cash (888 ) (3,508 ) Paid to suppliers — (1,162 ) Foreign exchange impact (16 ) 229 Balance as of end of period $ — $ 904

Note 5 - Inventories, Net

Note 5 - Inventories, Net	12 Months Ended
	Dec. 31, 2018
Notes to Financial Statements
Inventory Disclosure [Text Block]	NOTE 5—INVENTORIES, Inventories consist of the following: December 31, December 31, Finished goods $ 544 $ 340 Raw materials 1,274 829 Reserve (10 ) (59 ) Inventories, net $ 1,808 $ 1,110

Note 6 - Long-lived Assets

Note 6 - Long-lived Assets	12 Months Ended
	Dec. 31, 2018
Notes to Financial Statements
Property, Plant and Equipment Disclosure [Text Block]	NOTE 6—LONG Property, Plant and Equipment Property, plant and equipment consist of the following: Estimated December 31, December 31, Land $ 2,239 $ 2,332 Buildings and improvements 15 - 40 4,899 5,066 Machinery and equipment 5 - 8 9,514 10,104 Furniture, fixtures and computers 3 - 5 2,913 3,006 Less: accumulated depreciation (11,966 ) (14,522 ) Subtotal 7,599 5,986 Construction-in-progress 3,288 2,742 Property, plant and equipment, net $ 10,887 $ 8,728 Depreciation expense was $718 $708 December 31, 2018 2017, Impairment Testing In accordance with ASC 360 may not At December 31, 2018 December 31, 2017, three December 31, 2018. no 2018. may

Note 7 - Assets Held for Sale

Note 7 - Assets Held for Sale	12 Months Ended
	Dec. 31, 2018
Notes to Financial Statements
Long-lived Assets Held for Sale Disclosure [Text Block]	NOTE 7—ASSETS In July 2015, August 2, 2015. 2016, RM25,000 $6,050 December 31, 2018). July 31, 2017, not On November 1, 2018, RM22,500 $5,336, December 31, 2018) January 10, 2019. not not six may In accordance with ASC 360 360 10 45 9 December 31, 2018 December 31, 2017 $819 2018. $65, 2017.

Note 8 - Leases

Note 8 - Leases	12 Months Ended
	Dec. 31, 2018
Notes to Financial Statements
Leases of Lessee Disclosure [Text Block]	NOTE 8—LEASES The Company leases office equipment under operating leases. Future minimum payments under all non-cancelable operating leases were $8 December 31, 2018 2020. Rental expense on facility space and equipment operating leases was $11 $87 December 31, 2018 2017,

Note 9 - Accrued Liabilities

Note 9 - Accrued Liabilities	12 Months Ended
	Dec. 31, 2018
Notes to Financial Statements
Accounts Payable and Accrued Liabilities Disclosure [Text Block]	NOTE 9—ACCRUED Accruals consist of the following: December 31, December 31, Salary and wages $ 181 $ 239 Accrued bonus 326 258 Professional fees 238 319 Restructuring severance and benefits (see Note 11) 102 87 Environmental (see Note 10) 57 57 Accrued franchise tax 164 90 Client deposits 224 1,157 Other 56 100 Total $ 1,348 $ 2,307

Note 10 - Commitments and Conti

Note 10 - Commitments and Contingencies	12 Months Ended
	Dec. 31, 2018
Notes to Financial Statements
Commitments and Contingencies Disclosure [Text Block]	NOTE 10—COMMITMENTS The Company is a party to claims and litigation in the normal course of its operations. not Product Performance Matters The Company provides a short-term warranty that it has manufactured its products to the Company’s specifications. On limited occasions, the Company incurs costs to service its products in connection with specific product performance matters that do not On isolated occasions, the Company has also offered limited short-term performance warranties relating to its encapsulants not 1970s 20 no no not The Company’s product performance liability that is recorded in accrued liabilities in the Consolidated Balance Sheets was $0 December 31, 2018 December 31, 2017. Environmental During 2010, 10 450 $57 December 30, 2018 December 31, 2017. Solaria In October 2016, No. 8 2005 2006 2006. €3,300, A trial was held on April 6, 2017 January 9, 2019, February 8, 2019 no no December 31, 2018 December 31, 2017.

Note 11 - Cost Reduction Action

Note 11 - Cost Reduction Actions	12 Months Ended
	Dec. 31, 2018
Notes to Financial Statements
Restructuring and Related Activities Disclosure [Text Block]	NOTE 11—COST In March 2017 second 2017. not $112 $29 2017 $67 2018. third 2017. In June 2018, June 18, 2018. $635 $67 2018. The restructuring accrual consists of $102 December 31, 2018. Balance at January 1, 2017 $ 269 Additions 213 Reductions (272 ) Reversals (123 ) Balance at December 31, 2017 87 Additions 769 Reductions (754 ) Reversals — Balance at December 31, 2018 $ 102

Note 12 - Fair Value Measuremen

Note 12 - Fair Value Measurements	12 Months Ended
	Dec. 31, 2018
Notes to Financial Statements
Fair Value Disclosures [Text Block]	NOTE 12—FAIR The Company measures certain financial assets and liabilities at fair value on a recurring basis in the financial statements. The hierarchy ranks the quality and reliability of inputs, or assumptions, used in the determination of fair value and requires financial assets and liabilities carried at fair value to be classified and disclosed in one three · Level 1 · Level 2 not · Level 3 not The following table provides the fair value measurements of applicable financial assets and liabilities as of December 31, 2018: Financial assets and liabilities Level 1 Level 2 Level 3 Money market funds(1) $ 2,494 $ — $ — Bank acceptance notes (2) — — — Non-recurring fair value measurements (3) — — 5,336 Total $ 2,494 $ — $ 5,336 The following table provides the fair value measurements of applicable financial assets and liabilities as of December 31, 2017: Financial assets and liabilities Level 1 Level 2 Level 3 Money market funds(1) $ 6,688 $ — $ — Bank acceptance notes (2) 904 — — Non-recurring fair value measurements (3) — — 6,155 Total $ 7,592 $ — $ 6,155 _____________________ ( 1 Included in cash and cash equivalents on the Company’s Consolidated Balance Sheets. The carrying amount of money market funds is a reasonable estimate of fair value due to the short-term maturity. ( 2 Refer to Note 4 ( 3 Included in assets held for sale on the Company’s Consolidated Balance Sheets. Refer to Note 7

Note 13 - Factoring Arrangement

Note 13 - Factoring Arrangement	12 Months Ended
	Dec. 31, 2018
Notes to Financial Statements
Factoring Arrangement Disclosure [Text Block]	NOTE 13—FACTORING In October 2015, first 2017. one €1,500 $1,721 December 31, 2018), 2% 2% one 90 December 31, 2018 December 31, 2017 $374 454,

Note 14 - Income Taxes

Note 14 - Income Taxes	12 Months Ended
	Dec. 31, 2018
Notes to Financial Statements
Income Tax Disclosure [Text Block]	NOTE 14—INCOME The Tax Cuts and Jobs Act (the "Act") was enacted in December 2017. 35 21 one The staff of the U.S. Securities and Exchange Commission (“SEC”) has recognized the complexity of reflecting the impacts of the Act, and on December 22, 2017 118 118” 740 not one 118 three 1 2 3 not 740, The Company applied the guidance in SAB 118 2017 2018. December 31, 2017, 2018. No December 31, 2017. The Act subjects a US shareholder to tax on Global Intangible Low-Tax Income (“GILTI”) earned by certain foreign subsidiaries. The FASB Staff Q&A, Topic 740, No. 5, December 31, 2017, no 2017. Loss before income tax expense (benefit) is as follows: Year Ended Year Ended Domestic $ (534 ) $ (9,514 ) Foreign (5,618 ) 4,601 Total $ (6,152 ) $ (4,913 ) The (benefit) expense for income taxes consists of the following components: Year Ended Year Ended Current income tax (benefit) expense U.S. federal $ — $ — Foreign — — State and local — (106 ) Total current income tax (benefit) expense — (106 ) Deferred income tax (benefit) expense U.S. federal (392 ) 294 Foreign — — State and local — — Total deferred income tax (benefit) expense (392 ) 294 Total income tax (benefit) expense $ (392 ) $ 188 On January 1, 2017, 2016 09, 718 2016 09" no twelve December 31, 2017 no A deferred tax expense of $0 $404 December 31, 2018 2017, 404 December 31, 2017 740 20 Following is a reconciliation of the Company’s effective income tax rate to the United States federal statutory tax rate: Year Ended Year Ended Expected tax at U.S. statutory income tax rate 21.0 % 35.0 % U.S. state and local income taxes net of federal income tax effect 0.04 % 1.4 % Foreign rate differential (3.0 )% 11.2 % Foreign unremitted earnings 12.4 % (11.8 )% Foreign tax credit 0.0 % (31.8 )% Change in valuation allowance (30.6 )% 49.4 % Withholding tax 6.4 % (14.2 )% Intra-period allocation 0.0 % 8.2 % Nondeductible Expenses 0.0 % (51.2 )% Other 0.2 % 0.0 % Effective tax rate 6.4 % (3.8 )% The effect of temporary differences is included in deferred tax accounts as follows: Year Ended Year Ended Deferred tax assets: Accrued compensation $ 42 $ 21 Inventory 47 3 Bad debt reserves 164 28 Product performance accrual 12 12 Non-qualified stock option compensation 236 229 Operating loss carryforwards 10,240 9,646 Fixed assets 137 134 Other 30 40 Total deferred tax assets before valuation allowance $ 10,908 $ 10,113 Valuation allowance (10,263 ) (8,647 ) Total deferred tax assets $ 645 $ 1,466 Deferred tax liabilities: Restricted stock compensation (3 ) — Withholding tax (306 ) (698 ) Foreign unremitted earnings (642 ) (1,466 ) Total deferred tax liabilities $ (951 ) $ (2,164 ) Total net deferred tax (liabilities) $ (306 ) $ (698 ) A valuation allowance is recorded on certain deferred tax assets if it has been determined it is more likely than not not $10,263 $8,647 December 31, 2018 December 31, 2017, December 31, 2018 December 31, 2017 The Company recognizes interest accrued related to its liability for unrecognized tax benefits and penalties in income tax expense. The Company recorded interest and penalties related to unrecognized tax benefits as a component of income tax expense in the amount of approximately $0 $0 December 31, 2018 2017, $0 $0 December 31, 2018 December 31, 2017, The Company had $0 December 31, 2018 2017, $0 December 31, 2018 2017. 2012 2017 $0 twelve The Company conducts its business globally and as a result, the Company and one The Company has an open tax years for 2015 2017 2016 February 2018 June 2018. $44. 2012 2017 may may The Company is not The Company’s subsidiary in Malaysia is operating under a tax holiday arrangement that extends through 2019. 4.9% 4.9% 2018 2017,

Note 15 - Stockholders' Equity

Note 15 - Stockholders' Equity	12 Months Ended
	Dec. 31, 2018
Notes to Financial Statements
Stockholders' Equity Note Disclosure [Text Block]	NOTE 15—STOCKHOLDERS’ Common Stock The Company’s Board of Directors has authorized 200,000,000 $0.01 December 31, 2018, 20,153,269 20,152,029 one At December 31, 2017, 19,919,529 19,918,289 one 19,919,529 19,532,573 385,716

Note 16 - Stock-based Compensat

Note 16 - Stock-based Compensation	12 Months Ended
	Dec. 31, 2018
Notes to Financial Statements
Disclosure of Compensation Related Costs, Share-based Payments [Text Block]	NOTE 16—STOCK On November 6, 2009, 2009 “2009 May 14, 2013, 2009 4,133,133 2009 2009 2009 may three four ten The following table summarizes the Company’s stock-based compensation awards under the 2009 2018 2017: Date Award Type Fair Value Shares Recipient 4 th Restricted Stock $0.31 50,808 Board of Directors 3 rd Restricted Stock $0.25 63,000 Board of Directors 2 nd Restricted Stock $0.29 54,308 Board of Directors 1 st Restricted Stock $0.24 65,624 Board of Directors 4 th Restricted Stock $0.28 385,716 Board of Directors 4 th Restricted Stock $0.20 78,752 Board of Directors 3 rd Restricted Stock $0.20 72,045 Board of Directors 2 nd Restricted Stock $0.21 70,450 Board of Directors 2 nd Restricted Stock $0.21 55,833 Board of Directors 1 st Restricted Stock $0.20 91,356 Board of Directors 1 st Restricted Stock $0.15 210,000 Board of Directors There were 317,323 2009 December 31, 2018. The following table summarizes the stock option activity under the Company’s 2009 two December 31, 2018: Options Outstanding Number of Weighted- Weighted- Weighted- Aggregate Balance at January 1, 2017 1,121,332 $ 1.52 — $ 0.99 $ (1,364 ) Options granted — $ — — $ — $ — Exercised — $ — — $ — $ — Cancelled/forfeited — — — $ — $ — Balance at December 31, 2017 1,121,332 $ 1.52 — $ 0.99 $ (1,364 ) Options granted — $ — — $ — $ — Exercised — $ — — $ — $ — Cancelled/forfeited — $ — — $ — $ — Balance at December 31, 2018 1,121,332 $ 1.52 6.10 $ 0.99 $ (1,364 ) Vested and exercisable as of December 31, 2018 1,121,332 $ 1.52 6.10 $ 0.99 $ (1,364 ) Vested and exercisable as of December 31, 2018 and expected to vest thereafter 1,121,332 $ 1.52 6.10 $ 0.99 $ (1,364 ) ____________________ ( 1 The aggregate intrinsic value for December 31, 2018 December 31, 2017 $0.30 December 31, 2018. As of December 31, 2018, $0 not December 31, 2018. The following table summarizes the restricted shares activity for the two December 31, 2018: Unvested Number of Weighted-Average Unvested at January 1, 2017 568,420 $ — Granted 964,152 $ — Vested (862,646 ) $ — Cancelled (284,210 ) $ — Unvested at December 31, 2017 385,716 $ — Granted 233,740 $ — Vested (619,456 ) $ — Unvested at December 31, 2018 — $ — Expected to vest after December 31, 2018 — $ — Stock-based compensation expense was included in the following consolidated statements of comprehensive loss categories: Years Ended December 31, 2018 2017 Selling, general and administrative expense $ 177 $ 506 Total stock-based compensation expense $ 177 $ 506

Note 17 - Geographical Informat

Note 17 - Geographical Information	12 Months Ended
	Dec. 31, 2018
Notes to Financial Statements
Segment Reporting Disclosure [Text Block]	NOTE 17—GEOGRAPHICAL ASC 280 10 50, one one one Operations by Geographic Area Year Ended Year Ended Net Sales United States $ 2,288 $ 143 Spain 5,685 9,278 India 2,876 100 China 30 4,019 Total Net Sales $ 10,879 $ 13,540 Long-Lived Assets by Geographic Area December 31, December 31, Long-Lived Assets United States $ 1,180 $ 1,311 Spain 9,707 7,141 China — 276 Hong Kong — — Total Long-Lived Assets $ 10,887 $ 8,728 Foreign sales are reported based on the country in which the net sales originated. Net sales to one 10% December 31, 2018 $2,876. two December 31, 2017 $4,410. one $2,051 December 31, 2018 two $70 December 31, 2017.

Note 18 - Employee Benefit Plan

Note 18 - Employee Benefit Plans	12 Months Ended
	Dec. 31, 2018
Notes to Financial Statements
Pension and Other Postretirement Benefits Disclosure [Text Block]	NOTE 18—EMPLOYEE The Company maintained one December 31, 2018 2017 The Company also maintained defined contribution benefit plans for certain foreign employees. The expense under these plans was $35 $106 December 31, 2018 2017,

Note 19 - Related Parties

Note 19 - Related Parties	12 Months Ended
	Dec. 31, 2018
Notes to Financial Statements
Related Party Transactions Disclosure [Text Block]	NOTE 19—RELATED Huhui Supply Agreement The Company’s Chinese subsidiary, Specialized Technology Resources Solar (Suzhou) Co. Ltd. (“STR China”) entered into a supply agreement (the “Huhui Supply Agreement”) dated as of December 31, 2014 not 535 10% not one first not 30 December 31, 2017, not one 90 $1,148 December 31, 2015, Huhui did not 30 March 27, 2018,

Note 20 - Subsequent Event

Note 20 - Subsequent Event	12 Months Ended
	Dec. 31, 2018
Notes to Financial Statements
Subsequent Events [Text Block]	NOTE 20—SUBSEQUENT On March 13, 2019, €2,000 $2,294 December 31, 2018). December 31, 2025, €100 March 31, 2021. first two 2%, 1% 5% fifth may

Schedule II - Valuation and Qua

Schedule II - Valuation and Qualifying Accounts	12 Months Ended
	Dec. 31, 2018
Notes to Financial Statements
SEC Schedule, 12-09, Schedule of Valuation and Qualifying Accounts Disclosure [Text Block]	Schedule II-Valuation and Qualifying Accounts STR Holdings, Inc. and Subsidiaries Beginning Additions/ Currency Reductions Balance at Accounts Receivable Allowance for Doubtful Accounts: Year ended December 31, 2018 $ 1,725 618 (76 ) (104 ) $ 2,163 Year ended December 31, 2017 $ 2,640 (918 ) 134 (131 ) $ 1,725 Tax Valuation Allowance: Year ended December 31, 2018 $ 8,647 1,616 — — $ 10,263 Year ended December 31, 2017 $ 11,068 — — (2,421 ) $ 8,647 Inventory Reserve: Year ended December 31, 2018 $ 59 (46 ) — (3 ) $ 10 Year ended December 31, 2017 $ 435 (287 ) 23 (112 ) $ 59

Significant Accounting Policies

Significant Accounting Policies (Policies)	12 Months Ended
	Dec. 31, 2018
Accounting Policies [Abstract]
Basis of Accounting, Policy [Policy Text Block]	Basis of Accounting.
Consolidation, Policy [Policy Text Block]	Principles of Consolidation.
Use of Estimates, Policy [Policy Text Block]	Use of Estimates.
Fair Value Measurement, Policy [Policy Text Block]	Fair Value Estimates. 820 10 820 10 Level 1: Unadjusted quoted prices in active markets for identical assets or liabilities Level 2: Unadjusted quoted prices in active markets for similar assets or liabilities, or unadjusted quoted prices for identical or similar assets or liabilities in markets that are not Level 3: Unobservable inputs for the asset or liability The carrying values for cash, accounts receivable, income tax receivable, accounts payable, accrued liabilities, income taxes payable and other current assets and liabilities approximate their fair values due to their short maturities. The carrying value of the Company’s money market funds is based on the balance of its money market funds as of December 31, 2018, 1
Foreign Currency Transactions and Translations Policy [Policy Text Block]	Foreign Currency Translation and Transactions.
Cash and Cash Equivalents, Policy [Policy Text Block]	Cash and Cash Equivalents. three
Revenue Recognition, Policy [Policy Text Block]	Recognition of Revenue and Accounts Receivable. The Company recognizes revenue from the manufacture and sale of its encapsulants, which is the only contractual deliverable, either at the time of shipping or at the time the product is received at the customer’s port or dock, depending upon terms of the sale. The Company does not On isolated occasions, the Company has offered limited short-term performance warranties relating to its encapsulants not 1970s 20 no no not
Receivables, Trade and Other Accounts Receivable, Allowance for Doubtful Accounts, Policy [Policy Text Block]	Allowance for Doubtful Accounts.
Inventory, Policy [Policy Text Block]	Inventories. six nine first first The Company will write down inventory to its net realizable value when it is probable that the inventory carrying cost is not The Company has reserves of $10 $59 December 31, 2018 2017,
Property, Plant and Equipment, Policy [Policy Text Block]	Long-Lived Assets. In accordance with ASC 360 may not
Asset Retirement Obligation [Policy Text Block]	Asset Retirement Obligations. 410 not
Lessee, Leases [Policy Text Block]	Leases. 840
Income Tax, Policy [Policy Text Block]	Income Taxes. 740 not not The Company operates in multiple taxing jurisdictions and is subject to the jurisdiction of a number of U.S. and non-U.S. tax authorities and to tax agreements and treaties among those authorities. Operations in these jurisdictions are taxed on various bases in accordance with jurisdictional regulations. Tax benefits related to uncertain tax positions taken or expected to be taken on a tax return are recorded when such benefits meet a more likely than not 16.
Factoring Arrangement [Policy Text Block]	Factoring Arrangement. first 2017. December 31, 2018 $374 13.
Guarantees, Indemnifications and Warranties Policies [Policy Text Block]	Product Performance Accrual. not On isolated occasions, the Company has offered limited short-term performance warranties relating to its encapsulants not 1970s 20 no no not
Cost of Sales, Policy [Policy Text Block]	Cost of Sales.
Selling, General and Administrative Expenses, Policy [Policy Text Block]	Selling, General and Administrative Expenses.
Research and Development Expense, Policy [Policy Text Block]	Research and Development Expense.
Share-based Compensation, Option and Incentive Plans Policy [Policy Text Block]	Stock-Based Compensation. 718 16.
Earnings Per Share, Policy [Policy Text Block]	Loss Per Share. 260 260, 3.
Comprehensive Income, Policy [Policy Text Block]	Comprehensive Loss.
New Accounting Pronouncements, Policy [Policy Text Block]	Recent Accounting Pronouncements: In May 2014, No. 2014 09, 606 December 15, 2017. 2016, The Company adopted the new revenue recognition standard (“ASC 606” January 1, 2018. January 1, 2018 606, not 605, Revenue Recognition no 2018. 606 606 Revenue is principally derived from the sale and licensing of highly engineered plastic sheet and film products. The Company receives specific purchase orders for the manufacture, sale and delivery of these products that identify the goods and/or services to be transferred, the price for those goods and other commercial terms of the order. The goods are generally purchased under EXW (or EX-Works) terms, meaning that the customer is responsible for arranging the shipping of the goods and title passes when the goods are picked up from the Company’s dock. Revenue is recognized upon the transfer of title, and there are no In the specific case of the Equipment Purchase Agreement and a Technology License Agreement (the “Agreements”) signed on January 16, 2018 $6,000, third one three • Obligation 1 $1,750 • Obligation 2 $ 2,000 • Obligation 3 $2,250 Obligation 1 two 2 3 The Company is applying a “cost-plus” approach to Obligation 1 2. no no 3. not The Company also assessed whether it was acting in a principal or agent role in each performance obligation of the Agreements. In all obligations, the Company determined it was acting in the role of principal and therefore revenue is recognized on a gross basis. As a result, the Company recognized $1,750 March 31, 2018 1, There are no may

Note 3 - Loss Per Share (Tables

Note 3 - Loss Per Share (Tables)	12 Months Ended
	Dec. 31, 2018
Notes Tables
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]	Year Ended Year Ended Basic and diluted net loss per share Numerator: Net loss $ (5,760 ) $ (5,101 ) Denominator: Weighted-average shares outstanding 19,752,248 18,914,059 Add: Dilutive effect of stock options — — Dilutive effect of restricted common stock — — Weighted-average shares outstanding with dilution 19,752,248 18,914,059 Net loss per share: Basic $ (0.29 ) $ (0.27 ) Diluted $ (0.29 ) $ (0.27 )

Note 4 - Bank Acceptance Notes

Note 4 - Bank Acceptance Notes (Tables)	12 Months Ended
	Dec. 31, 2018
Notes Tables
Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block]	December 31, December 31, Balance as of beginning of period $ 904 $ 3,360 Received from customers — 1,985 Converted to cash (888 ) (3,508 ) Paid to suppliers — (1,162 ) Foreign exchange impact (16 ) 229 Balance as of end of period $ — $ 904

Note 5 - Inventories, Net (Tabl

Note 5 - Inventories, Net (Tables)	12 Months Ended
	Dec. 31, 2018
Notes Tables
Schedule of Inventory, Current [Table Text Block]	December 31, December 31, Finished goods $ 544 $ 340 Raw materials 1,274 829 Reserve (10 ) (59 ) Inventories, net $ 1,808 $ 1,110

Note 6 - Long-lived Assets (Tab

Note 6 - Long-lived Assets (Tables)	12 Months Ended
	Dec. 31, 2018
Notes Tables
Property, Plant and Equipment [Table Text Block]	Estimated December 31, December 31, Land $ 2,239 $ 2,332 Buildings and improvements 15 - 40 4,899 5,066 Machinery and equipment 5 - 8 9,514 10,104 Furniture, fixtures and computers 3 - 5 2,913 3,006 Less: accumulated depreciation (11,966 ) (14,522 ) Subtotal 7,599 5,986 Construction-in-progress 3,288 2,742 Property, plant and equipment, net $ 10,887 $ 8,728

Note 9 - Accrued Liabilities (T

Note 9 - Accrued Liabilities (Tables)	12 Months Ended
	Dec. 31, 2018
Notes Tables
Schedule of Accrued Liabilities [Table Text Block]	December 31, December 31, Salary and wages $ 181 $ 239 Accrued bonus 326 258 Professional fees 238 319 Restructuring severance and benefits (see Note 11) 102 87 Environmental (see Note 10) 57 57 Accrued franchise tax 164 90 Client deposits 224 1,157 Other 56 100 Total $ 1,348 $ 2,307

Note 11 - Cost Reduction Acti_2

Note 11 - Cost Reduction Actions (Tables)	12 Months Ended
	Dec. 31, 2018
Notes Tables
Schedule of Restructuring Reserve by Type of Cost [Table Text Block]	Balance at January 1, 2017 $ 269 Additions 213 Reductions (272 ) Reversals (123 ) Balance at December 31, 2017 87 Additions 769 Reductions (754 ) Reversals — Balance at December 31, 2018 $ 102

Note 12 - Fair Value Measurem_2

Note 12 - Fair Value Measurements (Tables)	12 Months Ended
	Dec. 31, 2018
Notes Tables
Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block]	Financial assets and liabilities Level 1 Level 2 Level 3 Money market funds(1) $ 2,494 $ — $ — Bank acceptance notes (2) — — — Non-recurring fair value measurements (3) — — 5,336 Total $ 2,494 $ — $ 5,336 Financial assets and liabilities Level 1 Level 2 Level 3 Money market funds(1) $ 6,688 $ — $ — Bank acceptance notes (2) 904 — — Non-recurring fair value measurements (3) — — 6,155 Total $ 7,592 $ — $ 6,155

Note 14 - Income Taxes (Tables)

Note 14 - Income Taxes (Tables)	12 Months Ended
	Dec. 31, 2018
Notes Tables
Schedule of Income before Income Tax, Domestic and Foreign [Table Text Block]	Year Ended Year Ended Domestic $ (534 ) $ (9,514 ) Foreign (5,618 ) 4,601 Total $ (6,152 ) $ (4,913 )
Schedule of Components of Income Tax Expense (Benefit) [Table Text Block]	Year Ended Year Ended Current income tax (benefit) expense U.S. federal $ — $ — Foreign — — State and local — (106 ) Total current income tax (benefit) expense — (106 ) Deferred income tax (benefit) expense U.S. federal (392 ) 294 Foreign — — State and local — — Total deferred income tax (benefit) expense (392 ) 294 Total income tax (benefit) expense $ (392 ) $ 188
Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]	Year Ended Year Ended Expected tax at U.S. statutory income tax rate 21.0 % 35.0 % U.S. state and local income taxes net of federal income tax effect 0.04 % 1.4 % Foreign rate differential (3.0 )% 11.2 % Foreign unremitted earnings 12.4 % (11.8 )% Foreign tax credit 0.0 % (31.8 )% Change in valuation allowance (30.6 )% 49.4 % Withholding tax 6.4 % (14.2 )% Intra-period allocation 0.0 % 8.2 % Nondeductible Expenses 0.0 % (51.2 )% Other 0.2 % 0.0 % Effective tax rate 6.4 % (3.8 )%
Schedule of Deferred Tax Assets and Liabilities [Table Text Block]	Year Ended Year Ended Deferred tax assets: Accrued compensation $ 42 $ 21 Inventory 47 3 Bad debt reserves 164 28 Product performance accrual 12 12 Non-qualified stock option compensation 236 229 Operating loss carryforwards 10,240 9,646 Fixed assets 137 134 Other 30 40 Total deferred tax assets before valuation allowance $ 10,908 $ 10,113 Valuation allowance (10,263 ) (8,647 ) Total deferred tax assets $ 645 $ 1,466 Deferred tax liabilities: Restricted stock compensation (3 ) — Withholding tax (306 ) (698 ) Foreign unremitted earnings (642 ) (1,466 ) Total deferred tax liabilities $ (951 ) $ (2,164 ) Total net deferred tax (liabilities) $ (306 ) $ (698 )

Note 16 - Stock-based Compens_2

Note 16 - Stock-based Compensation (Tables)	12 Months Ended
	Dec. 31, 2018
Notes Tables
Share-based Compensation, Activity [Table Text Block]	Date Award Type Fair Value Shares Recipient 4 th Restricted Stock $0.31 50,808 Board of Directors 3 rd Restricted Stock $0.25 63,000 Board of Directors 2 nd Restricted Stock $0.29 54,308 Board of Directors 1 st Restricted Stock $0.24 65,624 Board of Directors 4 th Restricted Stock $0.28 385,716 Board of Directors 4 th Restricted Stock $0.20 78,752 Board of Directors 3 rd Restricted Stock $0.20 72,045 Board of Directors 2 nd Restricted Stock $0.21 70,450 Board of Directors 2 nd Restricted Stock $0.21 55,833 Board of Directors 1 st Restricted Stock $0.20 91,356 Board of Directors 1 st Restricted Stock $0.15 210,000 Board of Directors
Share-based Compensation, Stock Options, Activity [Table Text Block]	Options Outstanding Number of Weighted- Weighted- Weighted- Aggregate Balance at January 1, 2017 1,121,332 $ 1.52 — $ 0.99 $ (1,364 ) Options granted — $ — — $ — $ — Exercised — $ — — $ — $ — Cancelled/forfeited — — — $ — $ — Balance at December 31, 2017 1,121,332 $ 1.52 — $ 0.99 $ (1,364 ) Options granted — $ — — $ — $ — Exercised — $ — — $ — $ — Cancelled/forfeited — $ — — $ — $ — Balance at December 31, 2018 1,121,332 $ 1.52 6.10 $ 0.99 $ (1,364 ) Vested and exercisable as of December 31, 2018 1,121,332 $ 1.52 6.10 $ 0.99 $ (1,364 ) Vested and exercisable as of December 31, 2018 and expected to vest thereafter 1,121,332 $ 1.52 6.10 $ 0.99 $ (1,364 )
Nonvested Restricted Stock Shares Activity [Table Text Block]	Unvested Number of Weighted-Average Unvested at January 1, 2017 568,420 $ — Granted 964,152 $ — Vested (862,646 ) $ — Cancelled (284,210 ) $ — Unvested at December 31, 2017 385,716 $ — Granted 233,740 $ — Vested (619,456 ) $ — Unvested at December 31, 2018 — $ — Expected to vest after December 31, 2018 — $ —
Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Table Text Block]	Years Ended December 31, 2018 2017 Selling, general and administrative expense $ 177 $ 506 Total stock-based compensation expense $ 177 $ 506

Note 17 - Geographical Inform_2

Note 17 - Geographical Information (Tables)	12 Months Ended
	Dec. 31, 2018
Notes Tables
Revenue from External Customers by Geographic Areas [Table Text Block]	Year Ended Year Ended Net Sales United States $ 2,288 $ 143 Spain 5,685 9,278 India 2,876 100 China 30 4,019 Total Net Sales $ 10,879 $ 13,540
Long-lived Assets by Geographic Areas [Table Text Block]	December 31, December 31, Long-Lived Assets United States $ 1,180 $ 1,311 Spain 9,707 7,141 China — 276 Hong Kong — — Total Long-Lived Assets $ 10,887 $ 8,728

Schedule II - Valuation and Q_2

Schedule II - Valuation and Qualifying Accounts (Tables)	12 Months Ended
	Dec. 31, 2018
Notes Tables
Valuation and Qualifying Accounts Disclosure [Table Text Block]	Beginning Additions/ Currency Reductions Balance at Accounts Receivable Allowance for Doubtful Accounts: Year ended December 31, 2018 $ 1,725 618 (76 ) (104 ) $ 2,163 Year ended December 31, 2017 $ 2,640 (918 ) 134 (131 ) $ 1,725 Tax Valuation Allowance: Year ended December 31, 2018 $ 8,647 1,616 — — $ 10,263 Year ended December 31, 2017 $ 11,068 — — (2,421 ) $ 8,647 Inventory Reserve: Year ended December 31, 2018 $ 59 (46 ) — (3 ) $ 10 Year ended December 31, 2017 $ 435 (287 ) 23 (112 ) $ 59

Note 1 - Basis of Presentatio_2

Note 1 - Basis of Presentation and Nature of Operations (Details Textual) $ in Thousands, € in Millions	Mar. 13, 2019EUR (€)	Dec. 31, 2018USD ($)	Dec. 31, 2017USD ($)	Dec. 31, 2016USD ($)
Working Capital (Deficit)		$ 6,011
Long-term Debt, Total		0
Commitments, Capital Expenditure		2,000
Cash and Cash Equivalents, at Carrying Value, Ending Balance		5,639	$ 13,499	$ 12,379
Loan Agreement [Member]
Debt Instrument, Face Amount		$ 2,294
Loan Agreement [Member] | Subsequent Event [Member]
Debt Instrument, Face Amount | €	€ 2

Note 2 - Summary of Significa_2

Note 2 - Summary of Significant Accounting Policies (Details Textual) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
	Mar. 31, 2018	Dec. 31, 2018	Dec. 31, 2017	Jan. 16, 2018
Inventory Valuation Reserves, Ending Balance		$ 10	$ 59
Due To Factor, Current		374	454
Revenue, Remaining Performance Obligation, Amount				$ 6,000
Revenue from Contract with Customer, Including Assessed Tax		$ 10,879	$ 13,540
Price Report, Formula and Sample [Member]
Revenue, Remaining Performance Obligation, Amount				1,750
Revenue from Contract with Customer, Including Assessed Tax	$ 1,750
Delivery and Installation of Equipment and Training [Member]
Revenue, Remaining Performance Obligation, Amount				2,000
License [Member]
Revenue, Remaining Performance Obligation, Amount				$ 2,250
Finished Goods, Product [Member] | Minimum [Member]
Inventory, Finished Goods, Shelf Life		180 days
Finished Goods, Product [Member] | Maximum [Member]
Inventory, Finished Goods, Shelf Life		270 days

Note 3 - Loss Per Share (Detail

Note 3 - Loss Per Share (Details Textual) - shares	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017
Employee Stock Option [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount	1,121,332	1,121,332

Note 3 - Loss Per Share - Earni

Note 3 - Loss Per Share - Earnings (Loss) Per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017
Net loss	$ (5,760)	$ (5,101)
Weighted-average shares outstanding (in shares)	19,752,248	18,914,059
Weighted-average shares outstanding with dilution (in shares)	19,752,248	18,914,059
Basic (in dollars per share)	$ (0.29)	$ (0.27)
Diluted (in dollars per share)	$ (0.29)	$ (0.27)
Employee Stock Option [Member]
Dilutive effect of share-based awards (in shares)
Restricted Stock [Member]
Dilutive effect of share-based awards (in shares)

Note 4 - Bank Acceptance Note_2

Note 4 - Bank Acceptance Notes - Bank Acceptance Notes (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017
Balance as of beginning of period	$ 904
Balance as of end of period		$ 904
Bankers Acceptance [Member]
Balance as of beginning of period	904	3,360
Received from customers		1,985
Converted to cash	(888)	(3,508)
Paid to suppliers		(1,162)
Foreign exchange impact	(16)	229
Balance as of end of period		$ 904

Note 5 - Inventories, Net - Inv

Note 5 - Inventories, Net - Inventories (Details) - USD ($) $ in Thousands	Dec. 31, 2018	Dec. 31, 2017
Finished goods	$ 544	$ 340
Raw materials	1,274	829
Reserve	(10)	(59)
Inventories, net	$ 1,808	$ 1,110

Note 6 - Long-lived Assets (Det

Note 6 - Long-lived Assets (Details Textual) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017
Depreciation, Total	$ 718	$ 708
Impairment of Long-Lived Assets Held-for-use	$ 0

Note 6 - Long-lived Assets - Pr

Note 6 - Long-lived Assets - Property, Plant and Equipment (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017
Less: accumulated depreciation	$ (11,966)	$ (14,522)
Subtotal	7,599	5,986
Construction-in-progress	3,288	2,742
Property, plant and equipment, net	10,887	8,728
Land [Member]
Property, Plant and Equipment, Gross	2,239	2,332
Building and Building Improvements [Member]
Property, Plant and Equipment, Gross	$ 4,899	5,066
Building and Building Improvements [Member] | Minimum [Member]
Estimated Useful Lives (Year)	15 years
Building and Building Improvements [Member] | Maximum [Member]
Estimated Useful Lives (Year)	40 years
Machinery and Equipment [Member]
Property, Plant and Equipment, Gross	$ 9,514	10,104
Machinery and Equipment [Member] | Minimum [Member]
Estimated Useful Lives (Year)	5 years
Machinery and Equipment [Member] | Maximum [Member]
Estimated Useful Lives (Year)	8 years
Furniture and Fixtures [Member]
Property, Plant and Equipment, Gross	$ 2,913	$ 3,006
Furniture and Fixtures [Member] | Minimum [Member]
Estimated Useful Lives (Year)	3 years
Furniture and Fixtures [Member] | Maximum [Member]
Estimated Useful Lives (Year)	5 years

Note 7 - Assets Held for Sale (

Note 7 - Assets Held for Sale (Details Textual) $ in Thousands, RM in Millions	12 Months Ended
	Dec. 31, 2018USD ($)	Dec. 31, 2018MYR (RM)	Dec. 31, 2017USD ($)
Proceeds from Sale of Property, Plant, and Equipment, Total	$ 607		$ 274
Impairment of Long-Lived Assets to be Disposed of	819		(65)
Malaysia Facility [Member]
Purchase and Sale Agreement, Purchase Price for Property, Plant and Equipment	6,050	RM 25
Proceeds from Sale of Property, Plant, and Equipment, Total	5,336	RM 22.5
Impairment of Long-Lived Assets to be Disposed of	$ 819		$ 65

Note 8 - Leases (Details Textua

Note 8 - Leases (Details Textual) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017
Operating Leases, Future Minimum Payments Due, Total	$ 8,000
Operating Leases, Rent Expense, Net, Total	$ 11	$ 87

Note 9 - Accrued Liabilities -

Note 9 - Accrued Liabilities - Accrued Liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2018	Dec. 31, 2017
Salary and wages	$ 181	$ 239
Accrued bonus	326	258
Professional fees	238	319
Restructuring severance and benefits (see Note 11)	102	87
Environmental (see Note 10)	57	57
Accrued franchise tax	164	90
Client deposits	224	1,157
Other	56	100
Total	$ 1,348	$ 2,307

Note 10 - Commitments and Con_2

Note 10 - Commitments and Contingencies (Details Textual) € in Millions	1 Months Ended
	Oct. 31, 2016EUR (€)	Dec. 31, 2018USD ($)	Dec. 31, 2017USD ($)
Loss Contingency Accrual, Ending Balance		$ 0	$ 0
Solaria Energia y Medio Ambiente S.A. [Member] | Damages from Product Defects [Member]
Loss Contingency Accrual, Ending Balance		0	0
Loss Contingency, Damages Sought, Value | €	€ 3.3
Phase II Environmental Site Assessment [Member]
Accrual for Environmental Loss Contingencies, Ending Balance		$ 57,000	$ 57,000

Note 11 - Cost Reduction Acti_3

Note 11 - Cost Reduction Actions (Details Textual) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
	Jun. 30, 2018	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Restructuring Reserve, Ending Balance		$ 102	$ 87	$ 269
Facility Closing [Member] | Johor, Malaysia [Member] | Cost of Sales [Member]
Severance Costs		$ 67	112
Facility Closing [Member] | Johor, Malaysia [Member] | Selling, General and Administrative Expenses [Member]
Severance Costs			$ 29
Facility Closing [Member] | SPAIN | Cost of Sales [Member]
Severance Costs	$ 635
Facility Closing [Member] | SPAIN | Selling, General and Administrative Expenses [Member]
Severance Costs	$ 67

Note 11 - Cost Reduction Acti_4

Note 11 - Cost Reduction Actions - Schedule of Restructuring Costs (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017
Balance	$ 87	$ 269
Additions	769	213
Reductions	(754)	(272)
Reversals		(123)
Balance	$ 102	$ 87

Note 12 - Fair Value Measurem_3

Note 12 - Fair Value Measurements - Fair Value Measurements of Financial Assets and Liabilities (Details) - USD ($) $ in Thousands		Dec. 31, 2018	Dec. 31, 2017
Fair Value, Inputs, Level 1 [Member]
Fair Value Assets		$ 2,494	$ 7,592
Fair Value, Inputs, Level 1 [Member] | Fair Value, Measurements, Nonrecurring [Member]
Non-recurring fair value measurements	[1]
Fair Value, Inputs, Level 2 [Member]
Fair Value Assets
Fair Value, Inputs, Level 2 [Member] | Fair Value, Measurements, Nonrecurring [Member]
Non-recurring fair value measurements	[1]
Fair Value, Inputs, Level 3 [Member]
Fair Value Assets		5,336	6,155
Fair Value, Inputs, Level 3 [Member] | Fair Value, Measurements, Nonrecurring [Member]
Non-recurring fair value measurements	[1]	5,336	6,155
Money Market Funds [Member] | Fair Value, Inputs, Level 1 [Member] | Fair Value, Measurements, Recurring [Member]
Money market funds	[2]	2,494	6,688
Money Market Funds [Member] | Fair Value, Inputs, Level 2 [Member] | Fair Value, Measurements, Recurring [Member]
Money market funds	[2]
Money Market Funds [Member] | Fair Value, Inputs, Level 3 [Member] | Fair Value, Measurements, Recurring [Member]
Money market funds	[2]
Bankers Acceptance [Member] | Fair Value, Inputs, Level 1 [Member] | Fair Value, Measurements, Recurring [Member]
Bank acceptance notes	[3]		904
Bankers Acceptance [Member] | Fair Value, Inputs, Level 2 [Member] | Fair Value, Measurements, Recurring [Member]
Bank acceptance notes	[3]
Bankers Acceptance [Member] | Fair Value, Inputs, Level 3 [Member] | Fair Value, Measurements, Recurring [Member]
Bank acceptance notes	[3]
[1]	Included in assets held for sale on the Company's Consolidated Balance Sheets. Refer to Note 7 for further information.
[2]	Included in cash and cash equivalents on the Company's Consolidated Balance Sheets. The carrying amount of money market funds is a reasonable estimate of fair value due to the short-term maturity.
[3]	Refer to Note 4 for further information

Note 13 - Factoring Arrangeme_2

Note 13 - Factoring Arrangement (Details Textual) $ in Thousands, € in Millions	1 Months Ended
	Oct. 31, 2015	Dec. 31, 2018USD ($)	Dec. 31, 2018EUR (€)	Dec. 31, 2017USD ($)
Due To Factor, Current		$ 374		$ 454
Eurofactor Hispania S.A.U [Member] | Factoring Agreement to Sell with Recourse [Member]
Factoring Agreement Maximum Outstanding Amount		$ 1,721	€ 1.5
Term of Agreement	1 year
Written Notice Period Prior to End of Current Term	90 days
Eurofactor Hispania S.A.U [Member] | Factoring Agreement to Sell with Recourse [Member] | Euro Interbank Offered Rate (EURIBOR) [Member]
Loans Receivable, Basis Spread on Variable Rate	2.00%
Eurofactor Hispania S.A.U [Member] | Factoring Agreement to Sell with Recourse [Member] | London Interbank Offered Rate (LIBOR) [Member]
Loans Receivable, Basis Spread on Variable Rate	2.00%

Note 14 - Income Taxes (Details

Note 14 - Income Taxes (Details Textual) - USD ($)	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent	21.00%	35.00%
Deferred Tax Assets, GILTI		$ 0
Income Tax Expense (Benefit), Total	$ (392,000)	188,000
Excess Tax Benefit (Deficiency) on Vested Awards		0
Deferred Tax Liabilities, Undistributed Foreign Earnings Cumulative Translation Adjustment	0	404,000
Income Tax Expense (Benefit), Intraperiod Tax Allocation, Total		(404,000)
Deferred Tax Assets, Valuation Allowance, Total	10,263,000	8,647,000
Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense, Total	0	0
Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued, Total	0	0
Unrecognized Tax Benefits, Ending Balance	0	$ 0
Amount of Unrecognized Tax Benefits, Expected	$ 0
Effective Income Tax Rate Reconciliation, Tax Holiday, Percent	4.90%	4.90%
Deferred Tax Liabilities, GILTI		$ 0
Foreign Tax Authority [Member]
Open Tax Year	2012 2013 2014 2015 2016 2017
Domestic Tax Authority [Member] | Internal Revenue Service (IRS) [Member]
Open Tax Year	2015 2017
Operating Loss Carryforwards, Increase (Decrease) from Tax Audit	$ 44,000
State and Local Jurisdiction [Member]
Open Tax Year		2012 2013 2014 2015 2016 2017
Accounting Standards Update 2016-09 [Member]
Income Tax Expense (Benefit), Total		$ 0

Note 14 - Income Taxes - Loss F

Note 14 - Income Taxes - Loss From Continuing Operations Before Income Tax Expense (Benefit) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017
Domestic	$ (534)	$ (9,514)
Foreign	(5,618)	4,601
Total	$ (6,152)	$ (4,913)

Note 14 - Income Taxes - Deferr

Note 14 - Income Taxes - Deferred and Current Income Tax Expense (Benefit) from Continuing Operations (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017
U.S. federal
Foreign
State and local		(106)
Total current income tax (benefit) expense		(106)
U.S. federal	(392)	294
Foreign
State and local
Total deferred income tax (benefit) expense	(392)	294
Total income tax (benefit) expense	$ (392)	$ 188

Note 14 - Income Taxes - Effect

Note 14 - Income Taxes - Effective Tax Rate Reconciliation (Details)	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017
Expected tax at U.S. statutory income tax rate	21.00%	35.00%
U.S. state and local income taxes net of federal income tax effect	0.04%	1.40%
Foreign rate differential	(3.00%)	11.20%
Foreign unremitted earnings	12.40%	(11.80%)
Foreign tax credit	0.00%	(31.80%)
Change in valuation allowance	(30.60%)	49.40%
Withholding tax	6.40%	(14.20%)
Intra-period allocation	0.00%	(8.20%)
Nondeductible Expenses	0.00%	(51.20%)
Other	0.20%	0.00%
Effective tax rate	6.40%	(3.80%)

Note 14 - Income Taxes - Effe_2

Note 14 - Income Taxes - Effect of Temporary Differences (Details) - USD ($) $ in Thousands	Dec. 31, 2018	Dec. 31, 2017
Accrued compensation	$ 42	$ 21
Inventory	47	3
Bad debt reserves	164	28
Product performance accrual	12	12
Non-qualified stock option compensation	236	229
Operating loss carryforwards	10,240	9,646
Fixed assets	137	134
Other	30	40
Total deferred tax assets before valuation allowance	10,908	10,113
Valuation allowance	(10,263)	(8,647)
Total deferred tax assets	645	1,466
Restricted stock compensation	(3)
Withholding tax	(306)	(698)
Foreign unremitted earnings	(642)	(1,466)
Total deferred tax liabilities	(951)	(2,164)
Total net deferred tax (liabilities)	$ (306)	$ (698)

Note 15 - Stockholders' Equity

Note 15 - Stockholders' Equity (Details Textual)	12 Months Ended
	Dec. 31, 2018$ / sharesshares	Dec. 31, 2017$ / sharesshares	Dec. 31, 2016shares
Common Stock, Shares Authorized	200,000,000	200,000,000
Common Stock, Par or Stated Value Per Share | $ / shares	$ 0.01	$ 0.01
Common Stock, Shares, Issued, Total	20,153,269	19,919,529
Common Stock, Shares, Outstanding, Ending Balance	20,152,029	19,918,289
Common Stock, Voting Rights Number	1	1
Restricted Stock [Member]
Shares, Outstanding, Ending Balance		385,716
Common Stock [Member]
Shares, Outstanding, Ending Balance	20,152,029	19,532,573	18,669,927

Note 16 - Stock-based Compens_3

Note 16 - Stock-based Compensation (Details Textual) - USD ($)	May 14, 2013	Dec. 31, 2018
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant		317,323
Share Price		$ 0.30
Proceeds from Stock Options Exercised		$ 0
Employee Stock Option [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period	10 years
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Total		$ 0
Employee Stock Option [Member] | Minimum [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period	3 years
Employee Stock Option [Member] | Maximum [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period	4 years
Equity Incentive Plan 2009 [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized	4,133,133

Note 16 - Stock-based Compens_4

Note 16 - Stock-based Compensation - Share-based Compensation Award Activity (Details) - Board of Directors [Member] - $ / shares	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017
Restricted Stock With Exercise Price of $0.31 [Member] | Fourth Quarter of 2018 [Member]
Restricted Stock Exercise Price (in dollars per share)	$ 0.31
Restricted Stock Grants in Period (in shares)	50,808
Restricted Stock With Exercise Price of $0.25 [Member] | Third Quarter of 2018 [Member]
Restricted Stock Exercise Price (in dollars per share)	$ 0.25
Restricted Stock Grants in Period (in shares)	63,000
Restricted Stock with Exercise Price of $0.29 [Member] | Second Quarter of 2018 [Member]
Restricted Stock Exercise Price (in dollars per share)	$ 0.29
Restricted Stock Grants in Period (in shares)	54,308
Restricted Stock With Exercise Price of $0.24 [Member] | First Quarter of 2018 [Member]
Restricted Stock Exercise Price (in dollars per share)	$ 0.24
Restricted Stock Grants in Period (in shares)	65,624
Restricted Stock with Exercise Price of $0.28 [Member] | Fourth Quarter of 2017 [Member]
Restricted Stock Exercise Price (in dollars per share)		$ 0.28
Restricted Stock Grants in Period (in shares)		385,716
Restricted Stock with Exercise Price of $0.20 [Member] | Fourth Quarter of 2017 [Member]
Restricted Stock Exercise Price (in dollars per share)		$ 0.20
Restricted Stock Grants in Period (in shares)		78,752
Restricted Stock with Exercise Price of $0.20 [Member] | Third Quarter of 2017 [Member]
Restricted Stock Exercise Price (in dollars per share)		$ 0.20
Restricted Stock Grants in Period (in shares)		72,045
Restricted Stock with Exercise Price of $0.20 [Member] | First Quarter of 2017 [Member]
Restricted Stock Exercise Price (in dollars per share)		$ 0.20
Restricted Stock Grants in Period (in shares)		91,356
Second Issuance of Restricted Stock with Exercise Price of $0.21 [Member] | Second Quarter of 2017 [Member]
Restricted Stock Exercise Price (in dollars per share)		$ 0.21
Restricted Stock Grants in Period (in shares)		70,450
First Issuance of Restricted Stock with Exercise Price of $0.21 [Member] | Second Quarter of 2017 [Member]
Restricted Stock Exercise Price (in dollars per share)		$ 0.21
Restricted Stock Grants in Period (in shares)		55,833
Restricted Stock with Exercise Price of $0.15 [Member] | First Quarter of 2017 [Member]
Restricted Stock Exercise Price (in dollars per share)		$ 0.15
Restricted Stock Grants in Period (in shares)		210,000

Note 16 - Stock-based Compens_5

Note 16 - Stock-based Compensation - Summary of Stock Options Activity (Details) - Employee Stock Option [Member] - USD ($)		12 Months Ended
		Dec. 31, 2018	Dec. 31, 2017		Dec. 31, 2016
Options Outstanding, Number of shares (in shares)		1,121,332	1,121,332
Options Outstanding, Weighted–average exercise price (in dollars per share)		$ 1.52	$ 1.52
Options outstanding, Weighted–average Grant–date fair value (in dollars per share)		$ 0.99	$ 0.99		$ 0.99
Options outstanding, Aggregate intrinsic value		$ (1,364)	$ (1,364,000)	[1]	$ (1,364,000)	[1]
Options granted, Number of shares (in shares)
Options granted, Weighted–average exercise price (in dollars per share)
Exercised, Number of shares (in shares)
Exercised, Weighted–average exercise price (in dollars per share)
Cancelled/forfeited, Number of shares (in shares)
Cancelled/forfeited, Weighted–average exercise price (in dollars per share)
Exercised, Number of shares (in shares)
Cancelled/forfeited, Number of shares (in shares)
Options Outstanding, Number of shares (in shares)		1,121,332	1,121,332		1,121,332
Options Outstanding, Weighted–average exercise price (in dollars per share)		$ 1.52	$ 1.52		$ 1.52
Options outstanding, Weighted–average remaining contractual term (Year)		6 years 36 days
Vested and exercisable, Number of shares (in shares)		1,121,332
Vested and exercisable, Weighted–average exercise price (in dollars per share)		$ 1.52
Vested and exercisable, Weighted–average remaining contractual term (Year)		6 years 36 days
Vested and exercisable, Weighted–average Grant–date fair value (in dollars per share)		$ 0.99
Vested and exercisable, Aggregate intrinsic value	[1]	$ (1,364,000)
Vested and expected to vest thereafter, Number of shares (in shares)		1,121,332
Vested and expected to vest thereafter, Weighted-average exercise price (in dollars per share)		$ 1.52
Vested and expected to vest thereafter, Weighted–average remaining contractual term (Year)		6 years 36 days
Vested and expected to vest thereafter, Weighted–average Grant–date fair value (in dollars per share)		$ 0.99
Vested and expected to vest thereafter, Aggregate intrinsic value	[1]	$ (1,364,000)
[1]	The aggregate intrinsic value for December 31, 2018 and December 31, 2017 is calculated as the difference between the exercise price of the underlying awards and the closing stock price of $0.30 of the Company's common stock on December 31, 2018.

Note 16 - Stock-based Compens_6

Note 16 - Stock-based Compensation - Summary of Restricted Common Stock Activity (Details) - Restricted Stock [Member] - $ / shares	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2018
Unvested restricted shares, Number of shares (in shares)	385,716	568,420
Unvested, Weighted-average grant-date fair value (in dollars per share)
Granted, Number of shares (in shares)	233,740	964,152
Restricted Stock Exercise Price (in dollars per share)
Vested, Number of shares (in shares)	(619,456)	(862,646)
Vested, Weighted-average grant-date fair value (in dollars per share)
Cancelled, Number of shares (in shares)		(284,210)
Cancelled, Weighted-average grant-date fair value (in dollars per share)
Restricted Stock Grants in Period (in shares)	233,740	964,152
Unvested restricted shares, Number of shares (in shares)		385,716
Unvested, Weighted-average grant-date fair value (in dollars per share)
Expected to vest, Number of shares (in shares)	385,716	568,420
Expected to vest, Weighted-average grant-date fair value (in dollars per share)

Note 16 - Stock-based Compens_7

Note 16 - Stock-based Compensation - Schedule of Stock-based Compensation Expense (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017
Total stock-based compensation expense	$ 177	$ 506
Selling, General and Administrative Expenses [Member]
Total stock-based compensation expense	$ 177	$ 506

Note 17 - Geographical Inform_3

Note 17 - Geographical Information (Details Textual) $ in Thousands	12 Months Ended
	Dec. 31, 2018USD ($)	Dec. 31, 2017USD ($)	Dec. 31, 2016
Number of Products Sold by Entity	1
Number of Industries in Which Products are Sold		1
Number of Reportable Segments			1
Revenue from Contract with Customer, Including Assessed Tax	$ 10,879	$ 13,540
Customer Concentration Risk [Member] | Sales Revenue, Net [Member]
Number of Major Customers	1	2
Customer Concentration Risk [Member] | Sales Revenue, Net [Member] | One Major Customer [Member]
Revenue from Contract with Customer, Including Assessed Tax	$ 2,876
Customer Concentration Risk [Member] | Sales Revenue, Net [Member] | Two Major Customers [Member]
Revenue from Contract with Customer, Including Assessed Tax		$ 4,410
Customer Concentration Risk [Member] | Accounts Receivable [Member]
Number of Major Customers	1	2
Customer Concentration Risk [Member] | Accounts Receivable [Member] | One Major Customer [Member]
Accounts Receivable, Gross, Current	$ 2,051
Customer Concentration Risk [Member] | Accounts Receivable [Member] | Two Major Customers [Member]
Accounts Receivable, Gross, Current		$ 70

Note 17 - Geographical Inform_4

Note 17 - Geographical Information - Schedule of Operations by Geographic Area (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017
Net sales	$ 10,879	$ 13,540
UNITED STATES
Net sales	2,288	143
SPAIN
Net sales	5,685	9,278
INDIA
Net sales	2,876	100
CHINA
Net sales	$ 30	$ 4,019

Note 17 - Geographical Inform_5

Note 17 - Geographical Information - Schedule of Long-lived Assets by Geographic Area (Details) - USD ($) $ in Thousands	Dec. 31, 2018	Dec. 31, 2017
Long-Lived Assets	$ 10,887	$ 8,728
UNITED STATES
Long-Lived Assets	1,180	1,311
SPAIN
Long-Lived Assets	9,707	7,141
CHINA
Long-Lived Assets		276
HONG KONG
Long-Lived Assets

Note 18 - Employee Benefit Pl_2

Note 18 - Employee Benefit Plans (Details Textual) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017
Defined Contribution Plan, Cost	$ 35	$ 106

Note 19 - Related Parties (Deta

Note 19 - Related Parties (Details Textual) $ in Thousands	12 Months Ended
	Dec. 31, 2015USD ($)	Dec. 31, 2014MWh
Related Party Transaction, Automatic Renewal Additional Term		1 year
Huhui Supply Agreement [Member]
Related Party Transaction, Agreement Term		1 year
Related Party Transaction, Automatic Renewal Additional Term		1 year
Zhangjiagang Huhui Segpv Co Ltd [Member] | Huhui Supply Agreement [Member]
Related Party Transaction, Minimum Square Meters Transaction | MWh		535
Related Party Transaction, Deposit Percentage on Minimum Amount		10.00%
Related Party Transaction, Notice Period Prior to End of Current Term		90 days
Zhangjiagang Huhui Segpv Co Ltd [Member] | Huhui Supply Agreement [Member] | Accrued Liabilities [Member]
Related Party Transaction, Client Deposit Received from Related Party | $	$ 1,148

Note 20 - Subsequent Event (Det

Note 20 - Subsequent Event (Details Textual) $ in Thousands, € in Millions	Mar. 13, 2019EUR (€)	Dec. 31, 2018USD ($)
Loan Agreement [Member]
Debt Instrument, Face Amount | $		$ 2,294
Subsequent Event [Member] | Loan Agreement [Member]
Debt Instrument, Face Amount	€ 2
Debt Instrument, Periodic Payment, Principal	€ 0.1
Subsequent Event [Member] | First Two Years Loan Agreement [Member] | Eurodollar [Member]
Debt Instrument, Basis Spread on Variable Rate	2.00%
Subsequent Event [Member] | Third and Forth Year Loan Agreement [Member] | Eurodollar [Member]
Debt Instrument, Basis Spread on Variable Rate, Increase Per Year	1.00%
Subsequent Event [Member] | Fifth Year Loan Agreement [Member] | Eurodollar [Member]
Debt Instrument, Basis Spread on Variable Rate	5.00%

Schedule II - Valuation and Q_3

Schedule II - Valuation and Qualifying Accounts - Valuation and Qualifying Accounts (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017
SEC Schedule, 12-09, Allowance, Credit Loss [Member]
Beginning Balance	$ 1,725	$ 2,640
Additions/ Charged to Expenses	618	(918)
Currency Impact	(76)	134
Reductions	(104)	(131)
Balance at End of Period	2,163	1,725
Tax Valuation Allowance [Member]
Beginning Balance	8,647	11,068
Additions/ Charged to Expenses	1,616
Currency Impact
Reductions		(2,421)
Balance at End of Period	10,263	8,647
SEC Schedule, 12-09, Reserve, Inventory [Member]
Beginning Balance	59	435
Additions/ Charged to Expenses	(46)	(287)
Currency Impact		23
Reductions	(3)	(112)
Balance at End of Period	$ 10	$ 59