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Cover
Cover Page
Financial Statements
Condensed Consolidated Balance Sheets (unaudited)
Condensed Consolidated Balance Sheets (unaudited) (Parentheticals)
Condensed Consolidated Statements of Comprehensive Loss (unaudited)
Condensed Consolidated Statements of Stockholders’ Equity (unaudited)
Condensed Consolidated Statements of Cash Flows (unaudited)
Notes to Financial Statements
Organization and Summary of Significant Accounting Policies
Revenue
Fair Value
Other Balance Sheet Information
Product Warranties
Commitments and Contingencies
Debt
Stockholders' Equity
Stock Warrants
Stock-Based Compensation
Restructuring
Income Taxes
Net Loss Per Share
Related Party Disclosures
Accounting Policies
Organization and Summary of Significant Accounting Policies (Policies)
Notes Tables
Revenue (Tables)
Fair Value (Tables)
Other Balance Sheet Information (Tables)
Product Warranties (Tables)
Commitments and Contingencies (Tables)
Debt (Tables)
Stock Warrants (Tables)
Stock-Based Compensation (Tables)
Net Loss Per Share (Tables)
Notes Details
Organization and Summary of Significant Accounting Policies - Liquidity and Going Concern (Details)
Organization and Summary of Significant Accounting Policies - Concentration Risk (Details)
Organization and Summary of Significant Accounting Policies - Segment Reporting (Details)
Revenue - Summary of Company's Revenue by Products and Services (Detail)
Revenue - Additional Information (Detail)
Revenue - Summary of Company's Revenue by Geographic Area (Detail)
Fair Value - Additional Information (Detail)
Fair Value - Summary of Fair Value Measurements (Detail)
Fair Value - Summary of level 3 financial liabilities measured at fair value using significant unobservable inputs (Detail)
Fair Value - Changes In Fair Value (Details)
Fair Value - Summary of Assumptions Used in Determination of Fair Value of Derivatives (Detail)
Other Balance Sheet Information - Cash, Cash Equivalents, and Restricted Cash (Details)
Other Balance Sheet Information - Additional Information (Details)
Other Balance Sheet Information - Schedule of Short Term Investments (Details)
Other Balance Sheet Information - Schedule of Accrued Expenses and Other Current Liabilities (Details)
Product Warranties - Schedule of Product Warranties (Details)
Product Warranties - Additional Information (Details)
Commitments and Contingencies - Litigation Settlement Liability (Details)
Commitments and Contingencies - Northern District of Mississippi Environmental Investigation (Details)
Debt - Summary of Debt (Detail)
Debt - Schedule of Estimated Principal Payments on all Debt Outstanding (Detail)
Debt - Convertible Debt (Details)
Debt - Additional Information (Detail)
Stockholders' Equity - Additional Information (Detail)
Stock Warrants - Additional Information (Detail)
Stock Warrants - Summary of Outstanding Common Stock Warrants (Detail)
Stock-Based Compensation - Additional Information (Detail)
Stock-Based Compensation - Summary of Stock Options Exercisable under CEO Incentive Plan (Detail)
Stock-Based Compensation - Summary of Share-based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Exercisable (Detail)
Stock Based Compensation - Summary of Outstanding Restricted Stock Units (Detail)
Stock-Based Compensation - Summary of Stock-based Compensation (Detail)
Restructuring (Details)
Income Taxes (Detail)
Net Loss Per Share - Summary of Basic and Diluted Net Loss Per Share (Detail)
Net Loss Per Share - Summary of Antidilutive Securities Excluded From Computation of Earnings Per Share (Detail)
Net Loss Per Share - Additional Information (Detail)
Related Party Disclosures (Details)
All Reports