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Cover
Financial Statements
Consolidated Balance Sheets
Consolidated Balance Sheets (Parenthetical)
Consolidated Statements of Operations
Consolidated Statements of Stockholders' Equity
Consolidated Statements of Cash Flows
Notes to Financial Statements
Description of Business and Summary of Significant Accounting Policies
Supplementary Financial Information
Discontinued Operations
Restructuring Activities
Fair Value Measurements
Income Taxes
Commitments and Contingencies
Right-of-Use Assets and Lease Liabilities
Stockholders' Equity
Employee Benefit Plans
Stock Repurchase Program
Acquisitions
Business Segments, Significant Customer and Geographic Information
Quarterly Financial Data (Unaudited)
Accounting Policies
Description of Business and Summary of Significant Accounting Policies (Policies)
Notes Tables
Description of Business and Summary of Significant Accounting Policies (Tables)
Supplementary Financial Information (Tables)
Discontinued Operations (Tables)
Restructuring Activities (Tables)
Fair Value Measurements (Tables)
Income Taxes (Tables)
Right-of-Use Assets and Lease Liabilities (Tables)
Stockholders' Equity (Tables)
Employee Benefit Plans (Tables)
Acquisitions (Tables)
Business Segments, Significant Customer and Geographic Information (Tables)
Quarterly Financial Data (Unaudited) (Tables)
Notes Details
Description of Business and Summary of Significant Accounting Policies - Acquisitions and Divestitures (Details)
Description of Business and Summary of Significant Accounting Policies - Restructuring Activities (Details)
Description of Business and Summary of Significant Accounting Policies - Revenue Recognition (Details)
Description of Business and Summary of Significant Accounting Policies - Concentration of Credit Risk (Details)
Description of Business and Summary of Significant Accounting Policies - Cash, Cash Equivalents and Restricted Cash Presented (Details)
Description of Business and Summary of Significant Accounting Policies - Accounts Receivable and Allowance for Doubtful Accounts (Details)
Description of Business and Summary of Significant Accounting Policies - Property and Equipment (Details)
Description of Business and Summary of Significant Accounting Policies - Goodwill and Impairment of Long-Lived Assets (Details)
Description of Business and Summary of Significant Accounting Policies - Warranty (Details)
Supplementary Financial Information - Inventories, Property and Equipment (Details)
Supplementary Financial Information - Narrative (Details)
Supplementary Financial Information - Intangible Assets (Details)
Supplementary Financial Information - Future Estimated Amortization Expense (Details)
Supplementary Financial Information - Goodwill (Details)
Supplementary Financial Information - Warranty Reserve Activity (Details)
Supplementary Financial Information - Earnings (loss) per Share (Details)
Supplementary Financial Information - Earnings (loss) per Share Excluded Weighted Average (Details)
Discontinued Operations - Narrative (Details)
Discontinued Operations - Assets and Liabilities Held for Sale (Details)
Discontinued Operations - Results of Operations Included in Net Income (Loss) From Discontinued Operations (Details)
Discontinued Operations - Gain Recorded on Sale (Details)
Restructuring Activities (Details)
Restructuring Activities - Restructuring and Severance Costs for our Reportable Segments (Details)
Restructuring Activities - Restructuring Activities (Details)
Fair Value Measurements (Details)
Fair Value Measurements - Narrative (Details)
Income Taxes - Components of Current and Deferred Federal and State Income Tax (Benefit) Provision (Details)
Income Taxes - Reconciliation and Components (Details)
Income Taxes - Narrative (Details)
Income Taxes - Unrecognized Tax Benefits (Details)
Right-of-Use Assets and Lease Liabilities - Narrative (Details)
Right-of-Use Assets and Lease Liabilities - Related Assets and Liabilities on the Balance Sheet (Details)
Right-of-Use Assets and Lease Liabilities - Supplemental Information (Details)
Right-of-Use Assets and Lease Liabilities - Undiscounted Cash Flows (Details)
Stockholders' Equity - Narrative (Details)
Stockholders' Equity (Details)
Employee Benefit Plans - Stock Incentive Plan, Stock Options and RSUs (Details)
Employee Benefit Plans - Summary of Activity in the Omnibus Incentive Plans (Details)
Employee Benefit Plans - Summary of Activity of RSUs (Details)
Employee Benefit Plans - Stock Based Compensation Expense (Details)
Employee Benefit Plans - Stock Options Granted (Details)
Employee Benefit Plans - Employee Incentive Programs (Details)
Employee Benefit Plans - Other Stock-Based Compensation Plans (Details)
Stock Repurchase Program (Details)
Acquisitions (Details)
Acquisitions - TrafficCast Fair Value of the Consideration Transferred (Details)
Acquisitions - TrafficCast Purchase Price Allocation (Details)
Acquisitions - TrafficCast Fair Values and Useful Lives of the Identifiable Intangible Assets (Details)
Acquisitions - Purchase Price Allocation (Details)
Acquisitions - Fair Values and Useful Lives of the Identifiable Intangible Assets (Details)
Acquisitions - Acquisition-Related Costs (Details)
Acquisitions - Pro Forma Financial Information (Details)
Business Segments, Significant Customer and Geographic Information - Business Segments (Details)
Business Segments, Significant Customer and Geographic Information - Reconciliation of Total Segment (Details)
Business Segments, Significant Customer and Geographic Information - Concentration Risk (Details)
Business Segments, Significant Customer and Geographic Information - Percentage of Revenue by Geographic Region (Details)
Quarterly Financial Data (Unaudited) (Details)
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