Number of shares of equity interests issued or issuable to acquire entity.

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Amount of paid and unpaid stock dividends declared and applicable to holders of share-based compensation, for example, but not limited to, non-vested shares, stock options, or restricted stock units.

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Unrecognized cost of unvested share-based compensation awards.

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Weighted average period over which unrecognized compensation is expected to be recognized for equity-based compensation plans, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Period which an employee's right to exercise an award is no longer contingent on satisfaction of either a service condition, market condition or a performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date.

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The maximum number of shares (or other type of equity) originally approved (usually by shareholders and board of directors), net of any subsequent amendments and adjustments, for awards under the equity-based compensation plan. As stock or unit options and equity instruments other than options are awarded to participants, the shares or units remain authorized and become reserved for issuance under outstanding awards (not necessarily vested).

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The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable.

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Gross number of share options (or share units) granted during the period.

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No definition available.

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The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology.

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Number of options outstanding, including both vested and non-vested options.

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Percentage of vesting of share-based compensation awards.

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Period from grant date that an equity-based award expires, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Number of non-vested options outstanding.

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Note 6 - Share-based Compensation (Details Textual) - USD ($) $ / shares in Units, $ in Thousands, shares in Millions		3 Months Ended	9 Months Ended
	Mar. 23, 2015	Mar. 31, 2017	Sep. 30, 2017	Dec. 31, 2016
Replacement Restricted Stock and Stock Options [Member] \| Nabors Industries, Ltd. [Member] \| Predecessor [Member]
Business Acquisition, Equity Interest Issued or Issuable, Number of Shares	0.4
Management Incentive Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized			8.0
Management Incentive Plan [Member] \| Employees [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number			0.3
Share-based Compensation Arrangement by Share-based Payment Award, Options, Nonvested, Number of Shares			0.2
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized			$ 4,600
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Period for Recognition			2 years 146 days
Management Incentive Plan [Member] \| Nonqualified Stock Options [Member] \| Executive Officer [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross		0.3
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value		$ 34.52
Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period		10 years
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period		3 years
Management Incentive Plan [Member] \| Nonqualified Stock Options [Member] \| Executive Officer [Member] \| Vested on Grant Date [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage		34.00%
Management Incentive Plan [Member] \| Nonqualified Stock Options [Member] \| Executive Officer [Member] \| Vesting One Year After Grant Date [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage		22.00%
Management Incentive Plan [Member] \| Nonqualified Stock Options [Member] \| Executive Officer [Member] \| Vesting Two Years After the Grant Date [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage			22.00%
Management Incentive Plan [Member] \| Nonqualified Stock Options [Member] \| Executive Officer [Member] \| Vesting Three Years After the Grant Date [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage			22.00%
Management Incentive Plan [Member] \| Restricted Stock [Member]
Dividends, Share-based Compensation, Stock			$ 0
Management Incentive Plan [Member] \| Restricted Stock [Member] \| Employee and Non Employee Directors [Member]
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized			$ 18,400
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Period for Recognition			2 years 146 days
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period			0.9
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number			0.6
Management Incentive Plan [Member] \| Restricted Stock [Member] \| Employee and Non Employee Directors [Member] \| Minimum [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value			$ 34.05
Management Incentive Plan [Member] \| Restricted Stock [Member] \| Employee and Non Employee Directors [Member] \| Maximum [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value			$ 44.90
Management Incentive Plan [Member] \| Restricted Stock [Member] \| Employee Directors [Member] \| Vested on Grant Date [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage			34.00%
Management Incentive Plan [Member] \| Restricted Stock [Member] \| Employee Directors [Member] \| Vesting One Year After Grant Date [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage			22.00%
Management Incentive Plan [Member] \| Restricted Stock [Member] \| Employee Directors [Member] \| Vesting Two Years After the Grant Date [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage			22.00%
Management Incentive Plan [Member] \| Restricted Stock [Member] \| Employee Directors [Member] \| Vesting Three Years After the Grant Date [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage			22.00%
LTIP 2015 [Member] \| Predecessor [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant				11.3