0000001 - Document - Cover Page link:presentationLink link:calculationLink link:definitionLink 9952151 - Statement - Condensed Consolidated Balance Sheets link:presentationLink link:calculationLink link:definitionLink 9952152 - Statement - Consolidated Condensed Balance Sheets (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 9952153 - Statement - Condensed Consolidated Statements of Operations and Comprehensive Loss link:presentationLink link:calculationLink link:definitionLink 9952154 - Statement - Condensed Consolidated Statements Of Changes in Stockholders' Equity (Deficit) link:presentationLink link:calculationLink link:definitionLink 9952155 - Statement - Condensed Consolidated Statements of Cash Flows link:presentationLink link:calculationLink link:definitionLink 9952156 - Disclosure - Organization and Business link:presentationLink link:calculationLink link:definitionLink 9952157 - Disclosure - Basis of Presentation and Summary of Significant Accounting Policies link:presentationLink link:calculationLink link:definitionLink 9952158 - Disclosure - Accounting Standards Update ("ASU") link:presentationLink link:calculationLink link:definitionLink 9952159 - Disclosure - Segment Reporting link:presentationLink link:calculationLink link:definitionLink 9952160 - Disclosure - Revenue link:presentationLink link:calculationLink link:definitionLink 9952161 - Disclosure - Contract Assets and Liabilities link:presentationLink link:calculationLink link:definitionLink 9952162 - Disclosure - Prepaid Expenses and Other Current Assets link:presentationLink link:calculationLink link:definitionLink 9952163 - Disclosure - Property And Equipment—net link:presentationLink link:calculationLink link:definitionLink 9952164 - Disclosure - Accounts Payable and Accrued Liabilities link:presentationLink link:calculationLink link:definitionLink 9952165 - Disclosure - Other Current Liabilities link:presentationLink link:calculationLink link:definitionLink 9952166 - Disclosure - Debt and Other Financing link:presentationLink link:calculationLink link:definitionLink 9952167 - Disclosure - Equity Warrants Classified as Derivative Liabilities link:presentationLink link:calculationLink link:definitionLink 9952168 - Disclosure - Net Loss (Income) Per Share of Class A Common Stock link:presentationLink link:calculationLink link:definitionLink 9952169 - Disclosure - Stock-Based Compensation link:presentationLink link:calculationLink link:definitionLink 9952170 - Disclosure - Related Party Transactions link:presentationLink link:calculationLink link:definitionLink 9952171 - Disclosure - Fair Value of Financial Instruments link:presentationLink link:calculationLink link:definitionLink 9952172 - Disclosure - Commitment and Contingencies link:presentationLink link:calculationLink link:definitionLink 9952173 - Disclosure - Subsequent Events link:presentationLink link:calculationLink link:definitionLink 9955511 - Disclosure - Basis of Presentation and Summary of Significant Accounting Policies (Policies) link:presentationLink link:calculationLink link:definitionLink 9955512 - Disclosure - Basis of Presentation and Summary of Significant Accounting Policies (Tables) link:presentationLink link:calculationLink link:definitionLink 9955513 - Disclosure - Segment Reporting (Tables) link:presentationLink link:calculationLink link:definitionLink 9955514 - Disclosure - Revenue (Tables) link:presentationLink link:calculationLink link:definitionLink 9955515 - Disclosure - Contract Assets and Liabilities (Tables) link:presentationLink link:calculationLink link:definitionLink 9955516 - Disclosure - Prepaid Expenses and Other Current Assets (Tables) link:presentationLink link:calculationLink link:definitionLink 9955517 - Disclosure - Property And Equipment—net (Tables) link:presentationLink link:calculationLink link:definitionLink 9955518 - Disclosure - Accounts Payable and Accrued Liabilities (Tables) link:presentationLink link:calculationLink link:definitionLink 9955519 - Disclosure - Other Current Liabilities (Tables) link:presentationLink link:calculationLink link:definitionLink 9955520 - Disclosure - Debt and Other Financing (Tables) link:presentationLink link:calculationLink link:definitionLink 9955521 - Disclosure - Equity Warrants Classified as Derivative Liabilities (Tables) link:presentationLink link:calculationLink link:definitionLink 9955522 - Disclosure - Net Loss (Income) Per Share of Class A Common Stock (Tables) link:presentationLink link:calculationLink link:definitionLink 9955523 - Disclosure - Stock-Based Compensation (Tables) link:presentationLink link:calculationLink link:definitionLink 9955524 - Disclosure - Related Party Transactions (Tables) link:presentationLink link:calculationLink link:definitionLink 9955525 - Disclosure - Fair Value of Financial Instruments (Tables) link:presentationLink link:calculationLink link:definitionLink 9955526 - Disclosure - Commitment and Contingencies (Tables) link:presentationLink link:calculationLink link:definitionLink 9955527 - Disclosure - Organization and Business (Details) link:presentationLink link:calculationLink link:definitionLink 9955528 - Disclosure - Basis of Presentation and Summary of Significant Accounting Policies - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955528 - Disclosure - Basis of Presentation and Summary of Significant Accounting Policies - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955529 - Disclosure - Basis of Presentation and Summary of Significant Accounting Policies - Professional Engineering Contracts (Details) link:presentationLink link:calculationLink link:definitionLink 9955530 - Disclosure - Basis of Presentation and Summary of Significant Accounting Policies - Adjustments (Details) link:presentationLink link:calculationLink link:definitionLink 9955531 - Disclosure - Segment Reporting (Details) link:presentationLink link:calculationLink link:definitionLink 9955532 - Disclosure - Segment Reporting - Reporting Information, by Segment (Details) link:presentationLink link:calculationLink link:definitionLink 9955533 - Disclosure - Revenue - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955533 - Disclosure - Revenue - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955534 - Disclosure - Revenue - Disaggregation of Revenue (Details) link:presentationLink link:calculationLink link:definitionLink 9955535 - Disclosure - Revenue - Disaggregation of Accounts Receivable (Details) link:presentationLink link:calculationLink link:definitionLink 9955536 - Disclosure - Revenue - Categories of end customers (Details) link:presentationLink link:calculationLink link:definitionLink 9955537 - Disclosure - Contract Assets and Liabilities - Components of Contract Assets and Liabilities (Details) link:presentationLink link:calculationLink link:definitionLink 9955538 - Disclosure - Contract Assets and Liabilities - Changes in Short-term and Long-term Contracts (Details) link:presentationLink link:calculationLink link:definitionLink 9955539 - Disclosure - Prepaid Expenses and Other Current Assets (Details) link:presentationLink link:calculationLink link:definitionLink 9955540 - Disclosure - Property And Equipment—net - Summary of Property and Equipment—net (Details) link:presentationLink link:calculationLink link:definitionLink 9955541 - Disclosure - Accounts Payable and Accrued Liabilities (Details) link:presentationLink link:calculationLink link:definitionLink 9955542 - Disclosure - Other Current Liabilities (Details) link:presentationLink link:calculationLink link:definitionLink 9955543 - Disclosure - Debt and Other Financing - Outstanding Debt Schedule (Details) link:presentationLink link:calculationLink link:definitionLink 9955544 - Disclosure - Debt and Other Financing - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955545 - Disclosure - Debt and Other Financing - Loan Agreements Maturity (Details) link:presentationLink link:calculationLink link:definitionLink 9955546 - Disclosure - Debt and Other Financing - Long Term Debt Fair Value Hierarchy (Details) link:presentationLink link:calculationLink link:definitionLink 9955547 - Disclosure - Debt and Other Financing - Convertible Notes Interest Expense (Details) link:presentationLink link:calculationLink link:definitionLink 9955548 - Disclosure - Equity Warrants Classified as Derivative Liabilities - Summary Schedule (Details) link:presentationLink link:calculationLink link:definitionLink 9955549 - Disclosure - Equity Warrants Classified as Derivative Liabilities - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955550 - Disclosure - Equity Warrants Classified as Derivative Liabilities - Narrative 1 (Details) link:presentationLink link:calculationLink link:definitionLink 9955551 - Disclosure - Net Loss (Income) Per Share of Class A Common Stock - Calculation of Basic and Diluted Earnings Per Share (Details) link:presentationLink link:calculationLink link:definitionLink 9955552 - Disclosure - Net Loss (Income) Per Share of Class A Common Stock - Potentially Dilutive Shares (Details) link:presentationLink link:calculationLink link:definitionLink 9955553 - Disclosure - Net Loss Per Share of Class A Common Stock - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955554 - Disclosure - Stock-Based Compensation - Allocated Stock-Based Compensation Expense (Details) link:presentationLink link:calculationLink link:definitionLink 9955554 - Disclosure - Stock-Based Compensation - Allocated Stock-Based Compensation Expense (Details) link:presentationLink link:calculationLink link:definitionLink 9955555 - Disclosure - Stock-Based Compensation - Narrative 1 (Details) link:presentationLink link:calculationLink link:definitionLink 9955556 - Disclosure - Related Party Transactions - Related Party Transactions (Details) link:presentationLink link:calculationLink link:definitionLink 9955557 - Disclosure - Related Party Transactions - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955558 - Disclosure - Fair Value of Financial Instruments - Schedule of liabilities at fair value on a recurring basis (Details) link:presentationLink link:calculationLink link:definitionLink 9955559 - Disclosure - Fair Value of Financial Instruments - Schedule of changes in the fair value of Level 3 liabilities (Details) link:presentationLink link:calculationLink link:definitionLink 9955560 - Disclosure - Commitment and Contingencies - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955561 - Disclosure - Commitment and Contingencies - Maturities of Operating and Capital Lease Liabilities (Details) link:presentationLink link:calculationLink link:definitionLink