Debt instrument maturity year.

No definition available.

Name:	rrc_DebtInstrumentMaturityYear
Namespace Prefix:	rrc_
Data Type:	xbrli:gYearItemType
Balance Type:	na
Period Type:	duration

- Definition

Line of credit facility bank committed amount.

+ References

No definition available.

+ Details

Name:	rrc_LineOfCreditFacilityBankCommittedAmount
Namespace Prefix:	rrc_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The number of commercial banks included in the current bank group for the bank credit facility.

+ References

No definition available.

+ Details

Name:	rrc_NumberOfCommercialBanksIncludedInCurrentBankGroup
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Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Definition

The maximum percentage amount that a single bank within the bank group for the credit facility currently holds.

+ References

No definition available.

+ Details

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Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 20
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-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

+ Details

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Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

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.

+ References

No definition available.

+ Details

Name:	us-gaap_DebtInstrumentLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Date when the debt instrument is scheduled to be fully repaid, in YYYY-MM-DD format.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
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+ Details

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Data Type:	xbrli:dateItemType
Balance Type:	na
Period Type:	duration

- Definition

Percentage price of original principal amount of debt at which debt can be redeemed by the issuer.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
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-Section 50
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-URI http://asc.fasb.org/extlink&oid=123599511&loc=d3e64711-112823

+ Details

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Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

The total amount of the contingent obligation under letters of credit outstanding as of the reporting date.

+ References

No definition available.

+ Details

Name:	us-gaap_LettersOfCreditOutstandingAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount of current borrowing capacity under the credit facility considering any current restrictions on the amount that could be borrowed (for example, borrowings may be limited by the amount of current assets), but without considering any amounts currently outstanding under the facility.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The effective interest rate during the reporting period.

+ References

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding).

+ References

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The fee, expressed as a percentage of the line of credit facility, for available but unused credit capacity under the credit facility.

+ References

No definition available.

+ Details

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- Details

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- Details

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Indebtedness - Bank Debt - Additional Information (Detail) $ in Thousands		12 Months Ended
	Jan. 01, 2022 USD ($)	Dec. 31, 2021 USD ($) Commercialbank	Dec. 31, 2020 USD ($)	Dec. 31, 2019 USD ($)	Jan. 31, 2022	Sep. 30, 2021 USD ($)
Debt Instrument [Line Items]
Loss (gain) on early extinguishment of debt		$ 98	$ (14,068)	$ (5,415)
Bank Credit Facility [Member]
Debt Instrument [Line Items]
Bank credit facility, maximum amount		4,000,000
Bank credit facility, borrowing base		3,000,000				$ 3,000,000
Bank commitments		$ 2,400,000				$ 2,400,000
Number of commercial banks included in current bank group \| Commercialbank		26
Percentage holding of commercial banks, Maximum		8.30%
Maturity date of loan		Apr. 13, 2023
Weighted average interest rate on the bank credit facility		2.10%	2.60%	3.80%
Annual rate of commitment fee paid on the undrawn balance		0.30%
Undrawn letters of credit		$ 338,000
Borrowing capacity available under the commitment amount		$ 2,100,000
Bank Credit Facility [Member] \| Alternate Base Rate
Debt Instrument [Line Items]
Interest rate margin		0.75%
Bank Credit Facility [Member] \| LIBOR Rate
Debt Instrument [Line Items]
Interest rate margin		1.75%
Bank Credit Facility [Member] \| Minimum [Member]
Debt Instrument [Line Items]
Annual rate of commitment fee paid on the undrawn balance		0.30%
Bank Credit Facility [Member] \| Minimum [Member] \| Alternate Base Rate
Debt Instrument [Line Items]
Base rate on debt		0.75%
Bank Credit Facility [Member] \| Minimum [Member] \| LIBOR Rate
Debt Instrument [Line Items]
Base rate on debt		1.75%
Bank Credit Facility [Member] \| Maximum
Debt Instrument [Line Items]
Annual rate of commitment fee paid on the undrawn balance		0.375%
Bank Credit Facility [Member] \| Maximum \| Alternate Base Rate
Debt Instrument [Line Items]
Base rate on debt		1.75%
Bank Credit Facility [Member] \| Maximum \| LIBOR Rate
Debt Instrument [Line Items]
Base rate on debt		2.75%
9.25% Senior Notes Due 2026
Debt Instrument [Line Items]
Base rate on debt		9.25%	9.25%
9.25% Senior Notes Due 2026 \| Subsequent Event
Debt Instrument [Line Items]
Base rate on debt					9.25%
Borrowing capacity available under the commitment amount	$ 850,000
Redemption price of notes as percentage of principal amount	106.938%
Loss (gain) on early extinguishment of debt	$ 70,000
Debt instrument maturity year	2026