Represents the right to receive cash under share-based compensation arrangement, expressed as a percentage

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Represents the right to receive shares under share-based compensation arrangement, expressed as a percentage.

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Represents the performance period for awards, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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The rate of forfeitures assumptions that is used in calculating the fair values of a share-based compensation award.

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Share-Based Compensation Arrangement by Share-Based Payment Award, Forfeiture, Percentage

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Estimated period over which an employee is required to provide service in exchange for the equity-based payment award, 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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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Stock-Based Compensation - Narrative (Details) - $ / shares			1 Months Ended	9 Months Ended
	Jul. 06, 2023	Feb. 21, 2023	Jun. 30, 2023	Sep. 30, 2023	May 04, 2023
Coterra Energy Inc. 2023 Equity Incentive Plan
Stock-based Compensation arrangements
Shares available for grant (in shares)					22,950,000
Restricted Stock Units \| Employee
Stock-based Compensation arrangements
Granted (in shares)				2,373,117
Granted (in dollars per share)				$ 26.12
Service period				3 years
Restricted Stock Units \| Employee \| Minimum
Stock-based Compensation arrangements
Annual forfeiture rate assumption (as a percent)				0.00%
Restricted Stock Units \| Employee \| Maximum
Stock-based Compensation arrangements
Annual forfeiture rate assumption (as a percent)				5.00%
Restricted Stock Units \| Nonemployee
Stock-based Compensation arrangements
Granted (in shares)			73,593
Granted (in dollars per share)			$ 24.46
Annual forfeiture rate				0.00%
Performance Shares Based on Market Conditions
Stock-based Compensation arrangements
Right to receive shares				100.00%
Right to receive an additional award in cash				100.00%
TSR Performance Share Awards
Stock-based Compensation arrangements
Granted (in shares)				658,202
Granted (in dollars per share)	$ 20.20	$ 17.18
Annual forfeiture rate				0.00%
Performance period				3 years
TSR Performance Share Awards \| Minimum
Stock-based Compensation arrangements
Granted (in dollars per share)				$ 9.02
TSR Performance Share Awards \| Maximum
Stock-based Compensation arrangements
Granted (in dollars per share)				$ 12.09