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Cover
Document and Entity Information
Financial Statements
Consolidated Balance Sheets
Consolidated Balance Sheets (Parenthetical)
Consolidated Statements of Income (Loss)
Consolidated Statements of Comprehensive Income (Loss)
Consolidated Statements of Cash Flows
Consolidated Statements of Stockholders' Equity
Consolidated Statements of Stockholders' Equity (Parenthetical)
Notes to Financial Statements
Organization and Basis of Presentation
Summary of Significant Accounting Policies
Derivative Financial Instruments
Inventories, net
Property, Plant and Equipment, net
Goodwill and Intangible Assets
Accrued Liabilities
Leases
Debt
Employee Benefit Plans
Accumulated Other Comprehensive Loss
Commitments and Contingencies
Common Stock
Revenue
Income Taxes
Business Segments and Geographic Areas
Impairment and Other Items
Subsequent Event
Schedule II Nov Inc. Valuation and Qualifying Accounts
Accounting Policies
Summary of Significant Accounting Policies (Policies)
Notes Tables
Summary of Significant Accounting Policies (Tables)
Derivative Financial Instruments (Tables)
Inventories, net (Tables)
Property, Plant and Equipment, net (Tables)
Goodwill and Intangible Assets (Tables)
Accrued Liabilities (Tables)
Leases (Tables)
Debt (Tables)
Employee Benefit Plans (Tables)
Accumulated Other Comprehensive Loss (Tables)
Common Stock (Tables)
Revenue (Tables)
Income Taxes (Tables)
Business Segments and Geographic Areas (Tables)
Notes Details
Summary of Significant Accounting Policies - Additional Information (Detail)
Summary of Significant Accounting Policies - Additional Information (Detail 1)
Summary of Significant Accounting Policies - Changes in Carrying Amount of Service and Product Warranties (Detail)
Summary of Significant Accounting Policies - Computation of Weighted Average Basic and Diluted Shares Outstanding (Detail)
Derivative Financial Instruments - Additional Information (Detail)
Derivative Financial Instruments - Outstanding Foreign Currency Forward Contracts (Detail)
Derivative Financial Instruments - Derivative Instruments and their Balance Sheet Classifications (Detail)
Inventories, net - Inventories (Detail)
Property, Plant and Equipment - Property, Plant and Equipment (Detail)
Goodwill and Intangible Assets - Additional Information (Detail)
Goodwill and Intangible Assets - Goodwill Identified, by Segment (Detail)
Goodwill and Intangible Assets - Goodwill Identified, by Segment (Parenthetical) (Detail)
Goodwill and Intangible Assets - Identified Intangible Assets, by Segment (Detail)
Goodwill and Intangible Assets - Identified Intangible Assets, by Major Classification (Detail)
Accrued Liabilities - Accrued Liabilities (Detail)
Leases - Schedule of Components of Leases (Detail)
Leases - Components of Lease Expense (Detail)
Leases - Supplemental Information Related to Leases (Detail)
Leases - Future Minimum Lease Commitments for Leases with Initial or Remaining Terms of One Year or More (Detail)
Debt - Debt (Detail)
Debt - Debt (Parenthetical) (Detail)
Debt - Principal Payments of Debt (Detail)
Debt - Additional Information (Detail)
Employee Benefit Plans - Additional Information (Detail)
Employee Benefit Plans - Change in Benefit Obligation, Plan Assets and Funded Status of Defined Benefit Pension Plans (Detail)
Employee Benefit Plans - Assumption Rates Used for Benefit Obligations (Detail)
Employee Benefit Plans - Assumption Rates Used for Net Periodic Benefit Costs (Detail)
Employee Benefit Plans - Plan's Assets Carried at Fair Value (Detail)
Accumulated Other Comprehensive Loss - Components of Accumulated Other Comprehensive Income (Loss) (Detail)
Accumulated Other Comprehensive Loss - Components of Amounts Reclassified from Accumulated Other Comprehensive Income (Loss) (Detail)
Accumulated Other Comprehensive Loss - Additional Information (Detail)
Common Stock - Additional Information (Detail)
Common Stock - Summary of Stock Options (Detail)
Common Stock - Summary of Stock Option Outstanding Information (Detail)
Common Stock - Assumption Used in Determination of Fair Value of Share Based Payment Awards (Detail)
Common Stock - Summary of Information and Changes in Stock Options with Regard to Stock Option Plans (Detail)
Common Stock - Summary of Information Regarding Outstanding SARs (Detail)
Common Stock - Summary of Information Regarding Outstanding Restricted Shares (Detail)
Revenue - Summary of Disaggregate Revenue by Destinations (Detail)
Revenue - Summary of Changes in Carrying Amount of Contract Assets and Contract Liabilities (Detail)
Revenue - Summary of Changes Carrying Amount of Allowance for Credit Losses (Details)
Revenue - Additional Information (Detail)
Income Taxes - Domestic and Foreign Components of Income (Loss) Before Income Taxes (Detail)
Income Taxes - Components of Provision (Benefit) for Income Taxes (Detail)
Income Taxes - Difference Between Effective Tax Rate (Detail)
Income Taxes - Additional Information (Detail)
Income Taxes - Significant Components of Deferred Tax Assets and Liability (Detail)
Income Taxes - Reconciliation of Beginning and Ending Amount of Unrecognized Tax Benefits (Detail)
Income Taxes - Summary of Net Operating Loss Carryforwards (Detail)
Business Segments and Geographic Areas - Additional Information (Detail)
Business Segments and Geographic Areas - Revenues by Country Based on Sales Destination of Products or Services (Detail)
Business Segments and Geographic Areas - Net Property, Plant and Equipment by Country Based on the Location (Detail)
Business Segments and Geographic Areas - Business Segments (Detail)
Business Segments and Geographic Areas - Business Segments (Parenthetical) (Detail)
Impairment and Other Items - Additional Information (Detail)
Subsequent Event - Additional Information (Details)
Schedule II - Valuation and Qualifying Accounts (Detail)
All Reports