XML 37 R2.htm IDEA: XBRL DOCUMENT
v3.24.1

Pay vs Performance Disclosure - USD ($) | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Pay vs Performance Disclosure |  |  |  |
Pay vs Performance Disclosure, Table | Pay Versus Performance As required by Item 402(v) of Regulation S-K, we are providing the following information regarding the relationship between executive compensation and our financial performance for each of the last three completed fiscal years. The table below summarizes compensation values both previously reported in our Summary Compensation Table, as well as the adjusted values required in this section for the applicable years. Note that for our Named Executive Officers (each an “NEO”) other than our CEO, compensation is reported as an average.
Year |  | Summary Compensation Table Total Compensation for CEO(1) |  | Compensation Actually Paid to CEO(1)(2) |  | Average Summary Compensation Table Total Compensation for Other NEOs(1) |  | Average Compensation Actually Paid to Other NEOs(1)(2) |  | Value of Initial Fixed $100 Investment Based On: |  | Net Income (millions) |  | Company- Selected Performance Measure - Adjusted EBITDA (millions)
| Company Cumulative TSR |  | Peer Group Cumulative TSR(3)
2023 |  | $12,975,182 |  | $8,587,206 |  | $3,749,384 |  | $2,715,582 |  | $83.44 |  | $110.57 |  | $993 |  | $1,001
2022 |  | $13,071,897 |  | $22,507,848 |  | $3,860,049 |  | $6,094,879 |  | $85.00 |  | $103.26 |  | $155 |  | $679
2021 |  | $11,325,137 |  | $7,852,882 |  | $3,136,479 |  | $2,314,099 |  | $54.58 |  | $63.54 |  | -$250 |  | $229
2020 |  | $11,035,255 |  | -$191,686 |  | $2,812,420 |  | $275,683 |  | $55.07 |  | $56.61 |  | -$2,542 |  | $350
(1) | The CEO in each of 2023, 2022, 2021 and 2020 is Williams. Other NEOs included in average compensation calculations disclosed for 2023, 2022 and 2021 include: Bayardo, Joseph, Rovig, Shelton. Other NEOs included in average compensation calculations disclosed for 2020 include: Bayardo, Rovig, Weinstock, Duff. (2) To calculate Compensation Actually Paid (“CAP”), the following amounts were deducted from and added to Summary Compensation Table (“SCT”) total compensation:
CEO SCT Total to CAP Reconciliation
Compensation Element |  | 2023
Total Comp as Reported in SCT |  | $12,975,182
Pension/NQDC as Reported in SCT |  | -$18,678
Stock Awards as Reported in SCT |  | -$8,122,845
Option Awards as Reported in SCT |  | -$2,245,359
Pension Value for Current Year |  | $0
Adjusted Equity Values and Accrued Dividends* |  | $5,998,906
Compensation Actually Paid (CAP) |  | $8,587,206
* | Adjusted Equity Values and Accrued Dividends represents the year-over-year change in the fair value of equity wards to our CEO, as itemized in the table below.
Equity Award Detail |  | 2023
Change in fair value from end of prior fiscal year to vesting date for previously granted awards - vested during the year |  | $478,796
Change in fair value from end of prior fiscal year to end of current fiscal year for previously granted awards - unvested at year end |  | -$3,528,558
Fair value of equity awards at fiscal year end for current year equity grants |  | $8,881,945
Dividends paid on unvested equity not otherwise included in total compensation for the covered fiscal year |  | $166,723
Total Equity Adjustments |  | $5,998,906
Average other NEO SCT Total to CAP Reconciliation
|  | 2023
Compensation Element |  | Bayardo |  | Joseph |  | Rovig |  | Shelton
Total Comp as Reported in SCT |  | $4,730,824 |  | $3,391,793 |  | $3,470,302 |  | $3,404,618
Pension/NQDC as Reported in SCT |  | $0 |  | $0 |  | $0 |  | $0
Stock Awards as Reported in SCT |  | -$2,527,097 |  | -$1,714,818 |  | -$1,714,818 |  | -$1,714,818
Option Awards as Reported in SCT |  | -$698,558 |  | -$474,021 |  | -$474,021 |  | -$474,021
Pension Value for Current Year |  | $0 |  | $0 |  | $0 |  | $0
Adjusted Equity Values and Accrued Dividends** |  | $1,852,531 |  | $1,268,144 |  | $1,268,144 |  | $1,268,144
Compensation Actually Paid (CAP) |  | $3,357,700 |  | $2,471,098 |  | $2,549,607 |  | $2,483,923
Average other NEO CAP |  | $2,715,582
** | Adjusted Equity Values and Accrued Dividends represents the average year-over-year change in the fair value of equity wards to our NEOs other than our CEO, as itemized in the table below.
Equity Award Detail |  | 2023
Change in fair value from end of prior fiscal year to vesting date for previously granted awards - vested during the year |  | $113,398
Change in fair value from end of prior fiscal year to end of current fiscal year for previously granted awards - unvested at year end |  | -$835,722
Fair value of equity awards at fiscal year end for current year equity grants |  | $2,097,123
Dividends paid on unvested equity not otherwise included in total compensation for the covered fiscal year |  | $39,442
Total Equity Adjustments |  | $1,414,241
(3) | The peer group used for total shareholder return is SPSIOS, the S&P Oil & Gas Equipment Select Industry Index.
Company Selected Measure Name | Adjusted EBITDA |  |  |
Named Executive Officers, Footnote | The CEO in each of 2023, 2022, 2021 and 2020 is Williams. Other NEOs included in average compensation calculations disclosed for 2023, 2022 and 2021 include: Bayardo, Joseph, Rovig, Shelton. Other NEOs included in average compensation calculations disclosed for 2020 include: Bayardo, Rovig, Weinstock, Duff. |  |  |
Peer Group Issuers, Footnote | The peer group used for total shareholder return is SPSIOS, the S&P Oil & Gas Equipment Select Industry Index. |  |  |
PEO Total Compensation Amount | $ 12,975,182 | $ 13,071,897 | $ 11,325,137 | $ 11,035,255
PEO Actually Paid Compensation Amount | $ 8,587,206 | 22,507,848 | 7,852,882 | (191,686)
Adjustment To PEO Compensation, Footnote | (2) To calculate Compensation Actually Paid (“CAP”), the following amounts were deducted from and added to Summary Compensation Table (“SCT”) total compensation: CEO SCT Total to CAP Reconciliation
Compensation Element |  | 2023
Total Comp as Reported in SCT |  | $12,975,182
Pension/NQDC as Reported in SCT |  | -$18,678
Stock Awards as Reported in SCT |  | -$8,122,845
Option Awards as Reported in SCT |  | -$2,245,359
Pension Value for Current Year |  | $0
Adjusted Equity Values and Accrued Dividends* |  | $5,998,906
Compensation Actually Paid (CAP) |  | $8,587,206
* | Adjusted Equity Values and Accrued Dividends represents the year-over-year change in the fair value of equity wards to our CEO, as itemized in the table below.
Equity Award Detail |  | 2023
Change in fair value from end of prior fiscal year to vesting date for previously granted awards - vested during the year |  | $478,796
Change in fair value from end of prior fiscal year to end of current fiscal year for previously granted awards - unvested at year end |  | -$3,528,558
Fair value of equity awards at fiscal year end for current year equity grants |  | $8,881,945
Dividends paid on unvested equity not otherwise included in total compensation for the covered fiscal year |  | $166,723
Total Equity Adjustments |  | $5,998,906
Non-PEO NEO Average Total Compensation Amount | $ 3,749,384 | 3,860,049 | 3,136,479 | 2,812,420
Non-PEO NEO Average Compensation Actually Paid Amount | $ 2,715,582 | 6,094,879 | 2,314,099 | 275,683
Adjustment to Non-PEO NEO Compensation Footnote | (2) To calculate Compensation Actually Paid (“CAP”), the following amounts were deducted from and added to Summary Compensation Table (“SCT”) total compensation: Average other NEO SCT Total to CAP Reconciliation
|  | 2023
Compensation Element |  | Bayardo |  | Joseph |  | Rovig |  | Shelton
Total Comp as Reported in SCT |  | $4,730,824 |  | $3,391,793 |  | $3,470,302 |  | $3,404,618
Pension/NQDC as Reported in SCT |  | $0 |  | $0 |  | $0 |  | $0
Stock Awards as Reported in SCT |  | -$2,527,097 |  | -$1,714,818 |  | -$1,714,818 |  | -$1,714,818
Option Awards as Reported in SCT |  | -$698,558 |  | -$474,021 |  | -$474,021 |  | -$474,021
Pension Value for Current Year |  | $0 |  | $0 |  | $0 |  | $0
Adjusted Equity Values and Accrued Dividends** |  | $1,852,531 |  | $1,268,144 |  | $1,268,144 |  | $1,268,144
Compensation Actually Paid (CAP) |  | $3,357,700 |  | $2,471,098 |  | $2,549,607 |  | $2,483,923
Average other NEO CAP |  | $2,715,582
** | Adjusted Equity Values and Accrued Dividends represents the average year-over-year change in the fair value of equity wards to our NEOs other than our CEO, as itemized in the table below.
Equity Award Detail |  | 2023
Change in fair value from end of prior fiscal year to vesting date for previously granted awards - vested during the year |  | $113,398
Change in fair value from end of prior fiscal year to end of current fiscal year for previously granted awards - unvested at year end |  | -$835,722
Fair value of equity awards at fiscal year end for current year equity grants |  | $2,097,123
Dividends paid on unvested equity not otherwise included in total compensation for the covered fiscal year |  | $39,442
Total Equity Adjustments |  | $1,414,241
Compensation Actually Paid vs. Total Shareholder Return |  |  |  |
Compensation Actually Paid vs. Net Income |  |  |  |
Compensation Actually Paid vs. Company Selected Measure |  |  |  |
Total Shareholder Return Vs Peer Group |  |  |  |
Tabular List, Table | Pay Versus Performance Narrative The following table identifies the four most important financial performance measures used by our Compensation Committee to link the compensation actually paid (“CAP”) to our CEO and other NEOs in 2023.
Financial Performance Measures
Adjusted EBITDA
Energy Transition Revenue
Relative TSR
NVA (NOV Value Added)
Total Shareholder Return Amount | $ 83.44 | 85 | 54.58 | 55.07
Peer Group Total Shareholder Return Amount | 110.57 | 103.26 | 63.54 | 56.61
Net Income (Loss) | $ 993,000,000 | $ 155,000,000 | $ (250,000,000) | $ (2,542,000,000)
Company Selected Measure Amount | 1,001,000,000 | 679,000,000 | 229,000,000 | 350,000,000
Adjustment to Compensation, Amount | $ 2,715,582 |  |  |
PEO Name | Williams |  |  |
Measure:: 1 |  |  |  |
Pay vs Performance Disclosure |  |  |  |
Name | Adjusted EBITDA |  |  |
Measure:: 2 |  |  |  |
Pay vs Performance Disclosure |  |  |  |
Name | Energy Transition Revenue |  |  |
Measure:: 3 |  |  |  |
Pay vs Performance Disclosure |  |  |  |
Name | Relative TSR |  |  |
Measure:: 4 |  |  |  |
Pay vs Performance Disclosure |  |  |  |
Name | NVA (NOV Value Added) |  |  |
Pension NQDC as Reported in SCT [Member] |  |  |  |
Pay vs Performance Disclosure |  |  |  |
Adjustment to Compensation, Amount | $ (18,678) |  |  |
Stock Awards as Reported in SCT [Member] |  |  |  |
Pay vs Performance Disclosure |  |  |  |
Adjustment to Compensation, Amount | (8,122,845) |  |  |
Option Awards as Reported in SCT [Member] |  |  |  |
Pay vs Performance Disclosure |  |  |  |
Adjustment to Compensation, Amount | (2,245,359) |  |  |
Pension Value for Current Year [Member] |  |  |  |
Pay vs Performance Disclosure |  |  |  |
Adjustment to Compensation, Amount | 0 |  |  |
Adjusted Equity Values And Accrued Dividends [Member] |  |  |  |
Pay vs Performance Disclosure |  |  |  |
Adjustment to Compensation, Amount | 5,998,906 |  |  |
Bayardo [Member] |  |  |  |
Pay vs Performance Disclosure |  |  |  |
Non-PEO NEO Average Total Compensation Amount | 4,730,824 |  |  |
Non-PEO NEO Average Compensation Actually Paid Amount | 3,357,700 |  |  |
Bayardo [Member] | Pension NQDC as Reported in SCT [Member] |  |  |  |
Pay vs Performance Disclosure |  |  |  |
Adjustment to Compensation, Amount | 0 |  |  |
Bayardo [Member] | Stock Awards as Reported in SCT [Member] |  |  |  |
Pay vs Performance Disclosure |  |  |  |
Adjustment to Compensation, Amount | (2,527,097) |  |  |
Bayardo [Member] | Option Awards as Reported in SCT [Member] |  |  |  |
Pay vs Performance Disclosure |  |  |  |
Adjustment to Compensation, Amount | (698,558) |  |  |
Bayardo [Member] | Pension Value for Current Year [Member] |  |  |  |
Pay vs Performance Disclosure |  |  |  |
Adjustment to Compensation, Amount | 0 |  |  |
Bayardo [Member] | Adjusted Equity Values And Accrued Dividends [Member] |  |  |  |
Pay vs Performance Disclosure |  |  |  |
Adjustment to Compensation, Amount | 1,852,531 |  |  |
Joseph [Member] |  |  |  |
Pay vs Performance Disclosure |  |  |  |
Non-PEO NEO Average Total Compensation Amount | 3,391,793 |  |  |
Non-PEO NEO Average Compensation Actually Paid Amount | 2,471,098 |  |  |
Joseph [Member] | Pension NQDC as Reported in SCT [Member] |  |  |  |
Pay vs Performance Disclosure |  |  |  |
Adjustment to Compensation, Amount | 0 |  |  |
Joseph [Member] | Stock Awards as Reported in SCT [Member] |  |  |  |
Pay vs Performance Disclosure |  |  |  |
Adjustment to Compensation, Amount | (1,714,818) |  |  |
Joseph [Member] | Option Awards as Reported in SCT [Member] |  |  |  |
Pay vs Performance Disclosure |  |  |  |
Adjustment to Compensation, Amount | (474,021) |  |  |
Joseph [Member] | Pension Value for Current Year [Member] |  |  |  |
Pay vs Performance Disclosure |  |  |  |
Adjustment to Compensation, Amount | 0 |  |  |
Joseph [Member] | Adjusted Equity Values And Accrued Dividends [Member] |  |  |  |
Pay vs Performance Disclosure |  |  |  |
Adjustment to Compensation, Amount | 1,268,144 |  |  |
Rovig [Member] |  |  |  |
Pay vs Performance Disclosure |  |  |  |
Non-PEO NEO Average Total Compensation Amount | 3,470,302 |  |  |
Non-PEO NEO Average Compensation Actually Paid Amount | 2,549,607 |  |  |
Rovig [Member] | Pension NQDC as Reported in SCT [Member] |  |  |  |
Pay vs Performance Disclosure |  |  |  |
Adjustment to Compensation, Amount | 0 |  |  |
Rovig [Member] | Stock Awards as Reported in SCT [Member] |  |  |  |
Pay vs Performance Disclosure |  |  |  |
Adjustment to Compensation, Amount | (1,714,818) |  |  |
Rovig [Member] | Option Awards as Reported in SCT [Member] |  |  |  |
Pay vs Performance Disclosure |  |  |  |
Adjustment to Compensation, Amount | (474,021) |  |  |
Rovig [Member] | Pension Value for Current Year [Member] |  |  |  |
Pay vs Performance Disclosure |  |  |  |
Adjustment to Compensation, Amount | 0 |  |  |
Rovig [Member] | Adjusted Equity Values And Accrued Dividends [Member] |  |  |  |
Pay vs Performance Disclosure |  |  |  |
Adjustment to Compensation, Amount | 1,268,144 |  |  |
Shelton [Member] |  |  |  |
Pay vs Performance Disclosure |  |  |  |
Non-PEO NEO Average Total Compensation Amount | 3,404,618 |  |  |
Non-PEO NEO Average Compensation Actually Paid Amount | 2,483,923 |  |  |
Shelton [Member] | Pension NQDC as Reported in SCT [Member] |  |  |  |
Pay vs Performance Disclosure |  |  |  |
Adjustment to Compensation, Amount | 0 |  |  |
Shelton [Member] | Stock Awards as Reported in SCT [Member] |  |  |  |
Pay vs Performance Disclosure |  |  |  |
Adjustment to Compensation, Amount | (1,714,818) |  |  |
Shelton [Member] | Option Awards as Reported in SCT [Member] |  |  |  |
Pay vs Performance Disclosure |  |  |  |
Adjustment to Compensation, Amount | (474,021) |  |  |
Shelton [Member] | Pension Value for Current Year [Member] |  |  |  |
Pay vs Performance Disclosure |  |  |  |
Adjustment to Compensation, Amount | 0 |  |  |
Shelton [Member] | Adjusted Equity Values And Accrued Dividends [Member] |  |  |  |
Pay vs Performance Disclosure |  |  |  |
Adjustment to Compensation, Amount | 1,268,144 |  |  |
PEO | Change In Fair Value From End Of Prior Fiscal Year To Vesting Date For Previously Granted Awards Vested During The Year [Member] |  |  |  |
Pay vs Performance Disclosure |  |  |  |
Adjustment to Compensation, Amount | 478,796 |  |  |
PEO | Change In Fair Value From End Of Prior Fiscal Year To End Of Current Fiscal Year For Previously Granted Awards Unvested At Year End [Member] |  |  |  |
Pay vs Performance Disclosure |  |  |  |
Adjustment to Compensation, Amount | (3,528,558) |  |  |
PEO | Fair Value Of Equity Awards At Fiscal Year End For Current Year Equity Grants [Member] |  |  |  |
Pay vs Performance Disclosure |  |  |  |
Adjustment to Compensation, Amount | 8,881,945 |  |  |
PEO | Dividends Paid On Unvested Equity Not Otherwise Included In Total Compensation For The Covered Fiscal Year [Member] |  |  |  |
Pay vs Performance Disclosure |  |  |  |
Adjustment to Compensation, Amount | 166,723 |  |  |
PEO | Total Equity Adjustments [Member] |  |  |  |
Pay vs Performance Disclosure |  |  |  |
Adjustment to Compensation, Amount | 5,998,906 |  |  |
Non-PEO NEO | Change In Fair Value From End Of Prior Fiscal Year To Vesting Date For Previously Granted Awards Vested During The Year [Member] |  |  |  |
Pay vs Performance Disclosure |  |  |  |
Adjustment to Compensation, Amount | 113,398 |  |  |
Non-PEO NEO | Change In Fair Value From End Of Prior Fiscal Year To End Of Current Fiscal Year For Previously Granted Awards Unvested At Year End [Member] |  |  |  |
Pay vs Performance Disclosure |  |  |  |
Adjustment to Compensation, Amount | (835,722) |  |  |
Non-PEO NEO | Fair Value Of Equity Awards At Fiscal Year End For Current Year Equity Grants [Member] |  |  |  |
Pay vs Performance Disclosure |  |  |  |
Adjustment to Compensation, Amount | 2,097,123 |  |  |
Non-PEO NEO | Dividends Paid On Unvested Equity Not Otherwise Included In Total Compensation For The Covered Fiscal Year [Member] |  |  |  |
Pay vs Performance Disclosure |  |  |  |
Adjustment to Compensation, Amount | 39,442 |  |  |
Non-PEO NEO | Total Equity Adjustments [Member] |  |  |  |
Pay vs Performance Disclosure |  |  |  |
Adjustment to Compensation, Amount | $ 1,414,241 |  |  |

X
- References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-K -Number 229 -Section 402 -Subsection v -Paragraph 3 + Details
Name: | ecd_AdjToCompAmt
Namespace Prefix: | ecd_
Data Type: | xbrli:monetaryItemType
Balance Type: | na
Period Type: | duration

X
- References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-K -Number 229 -Section 402 -Subsection v -Paragraph 3 + Details
Name: | ecd_AdjToNonPeoNeoCompFnTextBlock
Namespace Prefix: | ecd_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-K -Number 229 -Section 402 -Subsection v -Paragraph 3 + Details
Name: | ecd_AdjToPeoCompFnTextBlock
Namespace Prefix: | ecd_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-K -Number 229 -Section 402 -Subsection v -Paragraph 2 -Subparagraph vi + Details
Name: | ecd_CoSelectedMeasureAmt
Namespace Prefix: | ecd_
Data Type: | xbrli:decimalItemType
Balance Type: | na
Period Type: | duration

X
- References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-K -Number 229 -Section 402 -Subsection v -Paragraph 2 -Subparagraph vi + Details
Name: | ecd_CoSelectedMeasureName
Namespace Prefix: | ecd_
Data Type: | xbrli:normalizedStringItemType
Balance Type: | na
Period Type: | duration

X
- References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-K -Number 229 -Section 402 -Subsection v -Paragraph 5 -Subparagraph iii + Details
Name: | ecd_CompActuallyPaidVsCoSelectedMeasureTextBlock
Namespace Prefix: | ecd_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-K -Number 229 -Section 402 -Subsection v -Paragraph 5 -Subparagraph ii + Details
Name: | ecd_CompActuallyPaidVsNetIncomeTextBlock
Namespace Prefix: | ecd_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-K -Number 229 -Section 402 -Subsection v -Paragraph 5 -Subparagraph i + Details
Name: | ecd_CompActuallyPaidVsTotalShareholderRtnTextBlock
Namespace Prefix: | ecd_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-K -Number 229 -Section 402 -Subsection v -Paragraph 2 -Subparagraph vi + Details
Name: | ecd_MeasureName
Namespace Prefix: | ecd_
Data Type: | xbrli:normalizedStringItemType
Balance Type: | na
Period Type: | duration

X
- References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-K -Number 229 -Section 402 -Subsection v -Paragraph 3 + Details
Name: | ecd_NamedExecutiveOfficersFnTextBlock
Namespace Prefix: | ecd_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-K -Number 229 -Section 402 -Subsection v -Paragraph 2 -Subparagraph iii + Details
Name: | ecd_NonPeoNeoAvgCompActuallyPaidAmt
Namespace Prefix: | ecd_
Data Type: | xbrli:monetaryItemType
Balance Type: | na
Period Type: | duration

X
- References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-K -Number 229 -Section 402 -Subsection v -Paragraph 2 -Subparagraph ii + Details
Name: | ecd_NonPeoNeoAvgTotalCompAmt
Namespace Prefix: | ecd_
Data Type: | xbrli:monetaryItemType
Balance Type: | na
Period Type: | duration

X
- References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-K -Number 229 -Section 402 -Subsection v -Paragraph 2 -Subparagraph iv + Details
Name: | ecd_PeerGroupIssuersFnTextBlock
Namespace Prefix: | ecd_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-K -Number 229 -Section 402 -Subsection v -Paragraph 2 -Subparagraph iv + Details
Name: | ecd_PeerGroupTotalShareholderRtnAmt
Namespace Prefix: | ecd_
Data Type: | xbrli:monetaryItemType
Balance Type: | na
Period Type: | duration

X
- References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-K -Number 229 -Section 402 -Subsection v -Paragraph 2 -Subparagraph iii + Details
Name: | ecd_PeoActuallyPaidCompAmt
Namespace Prefix: | ecd_
Data Type: | xbrli:monetaryItemType
Balance Type: | na
Period Type: | duration

X
- References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-K -Number 229 -Section 402 -Subsection v -Paragraph 3 + Details
Name: | ecd_PeoName
Namespace Prefix: | ecd_
Data Type: | xbrli:normalizedStringItemType
Balance Type: | na
Period Type: | duration

X
- References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-K -Number 229 -Section 402 -Subsection v -Paragraph 2 -Subparagraph ii + Details
Name: | ecd_PeoTotalCompAmt
Namespace Prefix: | ecd_
Data Type: | xbrli:monetaryItemType
Balance Type: | na
Period Type: | duration

X
- References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-K -Number 229 -Section 402 -Subsection v -Paragraph 1 + Details
Name: | ecd_PvpTable
Namespace Prefix: | ecd_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-K -Number 229 -Section 402 -Subsection v -Paragraph 1 + Details
Name: | ecd_PvpTableTextBlock
Namespace Prefix: | ecd_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-K -Number 229 -Section 402 -Subsection v -Paragraph 6 + Details
Name: | ecd_TabularListTableTextBlock
Namespace Prefix: | ecd_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-K -Number 229 -Section 402 -Subsection v -Paragraph 2 -Subparagraph iv + Details
Name: | ecd_TotalShareholderRtnAmt
Namespace Prefix: | ecd_
Data Type: | xbrli:monetaryItemType
Balance Type: | na
Period Type: | duration

X
- References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-K -Number 229 -Section 402 -Subsection v -Paragraph 5 -Subparagraph iv + Details
Name: | ecd_TotalShareholderRtnVsPeerGroupTextBlock
Namespace Prefix: | ecd_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition The portion of profit or loss for the period, net of income taxes, which is attributable to the parent. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 235 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08(g)(1)(ii)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480678/235-10-S99-1 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 323 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481687/323-10-50-3 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 825 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 28 -Subparagraph (f) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482907/825-10-50-28 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 220 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482765/220-10-50-6 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Topic 250 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Publisher FASB -URI https://asc.fasb.org//1943274/2147483443/250-10-50-3 Reference 6: http://www.xbrl.org/2003/role/disclosureRef -Topic 250 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (b)(2) -Publisher FASB -URI https://asc.fasb.org//1943274/2147483443/250-10-50-1 Reference 7: http://www.xbrl.org/2003/role/disclosureRef -Topic 815 -SubTopic 40 -Name Accounting Standards Codification -Section 65 -Paragraph 1 -Subparagraph (f) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480175/815-40-65-1 Reference 8: http://www.xbrl.org/2003/role/disclosureRef -Topic 250 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 8 -Publisher FASB -URI https://asc.fasb.org//1943274/2147483443/250-10-50-8 Reference 9: http://www.xbrl.org/2003/role/disclosureRef -Topic 250 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 9 -Publisher FASB -URI https://asc.fasb.org//1943274/2147483443/250-10-50-9 Reference 10: http://www.xbrl.org/2003/role/disclosureRef -Topic 250 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 11 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147483443/250-10-50-11 Reference 11: http://www.xbrl.org/2003/role/disclosureRef -Topic 250 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 11 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147483443/250-10-50-11 Reference 12: http://www.xbrl.org/2003/role/disclosureRef -Topic 250 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Publisher FASB -URI https://asc.fasb.org//1943274/2147483443/250-10-50-4 Reference 13: http://www.xbrl.org/2003/role/exampleRef -Topic 946 -SubTopic 830 -Name Accounting Standards Codification -Section 55 -Paragraph 10 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480167/946-830-55-10 Reference 14: http://www.xbrl.org/2003/role/disclosureRef -Topic 946 -SubTopic 220 -Name Accounting Standards Codification -Section 45 -Paragraph 7 -Publisher FASB -URI https://asc.fasb.org//1943274/2147483581/946-220-45-7 Reference 15: http://www.xbrl.org/2003/role/disclosureRef -Topic 944 -SubTopic 220 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-04(18)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147483586/944-220-S99-1 Reference 16: http://www.xbrl.org/2003/role/disclosureRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 22 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482810/280-10-50-22 Reference 17: http://www.xbrl.org/2003/role/disclosureRef -Topic 946 -SubTopic 220 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.6-07(9)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147483575/946-220-S99-1 Reference 18: http://www.xbrl.org/2003/role/disclosureRef -Topic 946 -SubTopic 220 -Name Accounting Standards Codification -Section S99 -Paragraph 3 -Subparagraph (SX 210.6-09(1)(d)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147483575/946-220-S99-3 Reference 19: http://www.xbrl.org/2003/role/disclosureRef -Topic 470 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1A -Subparagraph (SX 210.13-01(a)(4)(i)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480097/470-10-S99-1A Reference 20: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 470 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1A -Subparagraph (SX 210.13-01(a)(4)(ii)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480097/470-10-S99-1A Reference 21: http://www.xbrl.org/2003/role/disclosureRef -Topic 470 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1A -Subparagraph (SX 210.13-01(a)(4)(iii)(A)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480097/470-10-S99-1A Reference 22: http://www.xbrl.org/2003/role/disclosureRef -Topic 470 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1A -Subparagraph (SX 210.13-01(a)(4)(iv)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480097/470-10-S99-1A Reference 23: http://www.xbrl.org/2003/role/disclosureRef -Topic 470 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1A -Subparagraph (SX 210.13-01(a)(5)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480097/470-10-S99-1A Reference 24: http://www.xbrl.org/2003/role/disclosureRef -Topic 470 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1B -Subparagraph (SX 210.13-02(a)(4)(i)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480097/470-10-S99-1B Reference 25: http://www.xbrl.org/2003/role/disclosureRef -Topic 470 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1B -Subparagraph (SX 210.13-02(a)(4)(iii)(A)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480097/470-10-S99-1B Reference 26: http://www.xbrl.org/2003/role/disclosureRef -Topic 470 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1B -Subparagraph (SX 210.13-02(a)(4)(iii)(B)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480097/470-10-S99-1B Reference 27: http://www.xbrl.org/2003/role/disclosureRef -Topic 470 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1B -Subparagraph (SX 210.13-02(a)(4)(iv)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480097/470-10-S99-1B Reference 28: http://www.xbrl.org/2003/role/disclosureRef -Topic 470 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1B -Subparagraph (SX 210.13-02(a)(5)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480097/470-10-S99-1B Reference 29: http://www.xbrl.org/2003/role/disclosureRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 30 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482810/280-10-50-30 Reference 30: http://www.xbrl.org/2003/role/disclosureRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 32 -Subparagraph (f) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482810/280-10-50-32 Reference 31: http://www.xbrl.org/2003/role/disclosureRef -Topic 260 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 60B -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482689/260-10-45-60B Reference 32: http://www.xbrl.org/2003/role/exampleRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 31 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482810/280-10-50-31 Reference 33: http://www.xbrl.org/2003/role/disclosureRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 32 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482810/280-10-50-32 Reference 34: http://www.xbrl.org/2003/role/disclosureRef -Topic 205 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 7 -Publisher FASB -URI https://asc.fasb.org//1943274/2147483499/205-20-50-7 Reference 35: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 230 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 28 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482740/230-10-45-28 Reference 36: http://www.xbrl.org/2003/role/disclosureRef -Topic 220 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 1A -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482790/220-10-45-1A Reference 37: http://www.xbrl.org/2003/role/disclosureRef -Topic 220 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 1B -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482790/220-10-45-1B Reference 38: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 220 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03(20)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147483621/220-10-S99-2 Reference 39: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 942 -SubTopic 220 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-04(22)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147483589/942-220-S99-1 + Details
Name: | us-gaap_NetIncomeLoss
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | ecd_MeasureAxis=1
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ecd_MeasureAxis=2
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ecd_MeasureAxis=3
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ecd_MeasureAxis=4
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ecd_AdjToCompAxis=nov_PensionNQDCasReportedinSCTMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ecd_AdjToCompAxis=nov_StockAwardsAsReportedInSctMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ecd_AdjToCompAxis=nov_OptionAwardsAsReportedInSctMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ecd_AdjToCompAxis=nov_PensionValueForCurrentYearMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ecd_AdjToCompAxis=nov_AdjustedEquityValuesAndAccruedDividendsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ecd_IndividualAxis=nov_BayardoMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ecd_IndividualAxis=nov_JosephMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ecd_IndividualAxis=nov_RovigMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ecd_IndividualAxis=nov_SheltonMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ecd_ExecutiveCategoryAxis=ecd_PeoMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ecd_AdjToCompAxis=nov_ChangeInFairValueFromEndOfPriorFiscalYearToVestingDateForPreviouslyGrantedAwardsVestedDuringTheYearMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ecd_AdjToCompAxis=nov_ChangeInFairValueFromEndOfPriorFiscalYearToEndOfCurrentFiscalYearForPreviouslyGrantedAwardsUnvestedAtYearEndMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ecd_AdjToCompAxis=nov_FairValueOfEquityAwardsAtFiscalYearEndForCurrentYearEquityGrantsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ecd_AdjToCompAxis=nov_DividendsPaidOnUnvestedEquityNotOtherwiseIncludedInTotalCompensationForTheCoveredFiscalYearMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ecd_AdjToCompAxis=nov_TotalEquityAdjustmentsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ecd_ExecutiveCategoryAxis=ecd_NonPeoNeoMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |