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v3.20.4

Revolving Credit Facilities (Details) | 1 Months Ended | 12 Months Ended |  |  |  |  |
--- | --- | --- | --- | --- | --- | --- | ---
Apr. 30, 2020 USD ($) | Apr. 30, 2019 USD ($) | Dec. 31, 2020 USD ($) | Nov. 30, 2020 USD ($) | Oct. 31, 2020 USD ($) | Dec. 31, 2019 USD ($) | Jun. 30, 2019 USD ($) | Dec. 31, 2018
Short-term Debt [Line Items] |  |  |  |  |  |  |  |
Debt instrument, face amount | $ 1,000 |  |  |  |  |  |  |
Value of proved reserves, percentage to mortgage |  |  | 85.00% |  |  |  |  |
Value of proved developing producing reserves, percentage to mortgage |  |  | 85.00% |  |  |  |  |
Federal Funds Open Rate |  |  |  |  |  |  |  |
Short-term Debt [Line Items] |  |  |  |  |  |  |  |
Basis spread on variable rate (as a percent) |  |  | 0.50% |  |  |  |  |
Federal Funds Open Rate | CNXM |  |  |  |  |  |  |  |
Short-term Debt [Line Items] |  |  |  |  |  |  |  |
Basis spread on variable rate (as a percent) |  |  | 0.50% |  |  |  |  |
One-Month LIBOR |  |  |  |  |  |  |  |
Short-term Debt [Line Items] |  |  |  |  |  |  |  |
Basis spread on variable rate (as a percent) |  |  | 1.00% |  |  |  |  |
One-Month LIBOR | CNXM |  |  |  |  |  |  |  |
Short-term Debt [Line Items] |  |  |  |  |  |  |  |
Basis spread on variable rate (as a percent) |  |  | 1.00% |  |  |  |  |
One-Month LIBOR | Minimum |  |  |  |  |  |  |  |
Short-term Debt [Line Items] |  |  |  |  |  |  |  |
Basis spread on variable rate (as a percent) |  |  | 0.75% |  |  |  |  |
One-Month LIBOR | Minimum | CNXM |  |  |  |  |  |  |  |
Short-term Debt [Line Items] |  |  |  |  |  |  |  |
Basis spread on variable rate (as a percent) |  |  | 0.50% |  |  |  |  |
One-Month LIBOR | Maximum |  |  |  |  |  |  |  |
Short-term Debt [Line Items] |  |  |  |  |  |  |  |
Basis spread on variable rate (as a percent) |  |  | 1.75% |  |  |  |  |
One-Month LIBOR | Maximum | CNXM |  |  |  |  |  |  |  |
Short-term Debt [Line Items] |  |  |  |  |  |  |  |
Basis spread on variable rate (as a percent) |  |  | 1.50% |  |  |  |  |
LIBOR | Minimum |  |  |  |  |  |  |  |
Short-term Debt [Line Items] |  |  |  |  |  |  |  |
Basis spread on variable rate (as a percent) |  |  | 1.75% |  |  |  |  |
LIBOR | Minimum | CNXM |  |  |  |  |  |  |  |
Short-term Debt [Line Items] |  |  |  |  |  |  |  |
Basis spread on variable rate (as a percent) |  |  | 1.50% |  |  |  |  |
LIBOR | Maximum |  |  |  |  |  |  |  |
Short-term Debt [Line Items] |  |  |  |  |  |  |  |
Basis spread on variable rate (as a percent) |  |  | 2.75% |  |  |  |  |
LIBOR | Maximum | CNXM |  |  |  |  |  |  |  |
Short-term Debt [Line Items] |  |  |  |  |  |  |  |
Basis spread on variable rate (as a percent) |  |  | 2.50% |  |  |  |  |
Senior Notes due in January 2029 | Debt Instrument, Issuance, Period Two |  |  |  |  |  |  |  |
Short-term Debt [Line Items] |  |  |  |  |  |  |  |
Debt instrument, face amount |  |  |  | $ 500,000,000 |  |  |  |
Stated rate, debt instrument |  |  |  | 6.00% |  |  |  |
5.875% Senior Notes due 2022 |  |  |  |  |  |  |  |
Short-term Debt [Line Items] |  |  |  |  |  |  |  |
Debt instrument, face amount |  |  |  |  |  | $ 894,307,000 |  |
Stated rate, debt instrument |  |  | 5.875% |  |  | 0.00059% |  | 5.875%
5.875% Senior Notes due 2022 | Minimum | CNXM |  |  |  |  |  |  |  |
Short-term Debt [Line Items] |  |  |  |  |  |  |  |
Debt instrument, face amount |  |  | $ 150,000,000 |  |  |  |  |
5.875% Senior Notes due 2022 | Maximum | CNXM |  |  |  |  |  |  |  |
Short-term Debt [Line Items] |  |  |  |  |  |  |  |
Debt instrument, face amount |  |  | 150,000,000 |  |  |  |  |
Senior Notes due March 2026 |  |  |  |  |  |  |  |
Short-term Debt [Line Items] |  |  |  |  |  |  |  |
Debt instrument, face amount |  |  | $ 400,000,000 |  |  | $ 400,000,000 |  |
Stated rate, debt instrument |  |  | 0.065% |  |  | 0.065% |  |
Revolving Credit Facility |  |  |  |  |  |  |  |
Short-term Debt [Line Items] |  |  |  |  |  |  |  |
Maximum borrowing capacity | 1,900,000,000 | $ 2,100,000,000 |  | $ 1,775,000,000 |  |  |  |
Accordion feature, increased commitment |  | $ 3,000,000,000 |  |  |  |  |  |
Net leverage ratio |  | 3.00 |  |  |  |  |  |
Percentage of aggregate commitments available under credit facility |  | 15.00% |  |  |  |  |  |
Amount of balance sheet cash that may have on hand | 150,000,000 |  |  |  |  |  |  |
Initial borrowing base | 1,900,000,000 |  |  | $ 1,775,000,000 | $ 1,900,000,000 |  |  |
Debt instrument, face amount |  |  |  |  |  |  | $ 160,000,000 |
Maximum net leverage ratio |  |  | 4.00 |  |  |  |  |
Minimum current ratio |  |  | 1.00 |  |  |  |  |
Borrowings outstanding |  |  | $ 160,800,000 |  |  | $ 661,000,000 |  |
Letters of credit outstanding |  |  | 185,272,000 |  |  | 204,726,000 |  |
Borrowings and issuance of letters of credit remaining capacity |  |  | 1,428,928,000 |  |  | 1,234,274,000 |  |
Revolving Credit Facility | CNXM |  |  |  |  |  |  |  |
Short-term Debt [Line Items] |  |  |  |  |  |  |  |
Maximum borrowing capacity |  | $ 600,000,000 |  |  |  |  |  |
Borrowings outstanding |  |  | 291,000,000 |  |  | 311,750,000 |  |
Letters of credit outstanding |  |  | $ 30,000 |  |  |  |  |
Increase in available borrowings |  | 250,000,000 |  |  |  |  |  |
Letters of credit, maximum borrowing capacity |  | $ 100,000,000 |  |  |  |  |  |
Interest coverage ratio |  |  | 2.50 |  |  |  |  |
Current borrowing capacity |  |  | $ 308,970,000 |  |  | $ 288,250,000 |  |
Revolving Credit Facility | Minimum | CNXM |  |  |  |  |  |  |  |
Short-term Debt [Line Items] |  |  |  |  |  |  |  |
Maximum net leverage ratio |  |  | 5.25 |  |  |  |  |
Maximum net leverage ratio |  |  | 4.75 |  |  |  |  |
Revolving Credit Facility | Maximum | CNXM |  |  |  |  |  |  |  |
Short-term Debt [Line Items] |  |  |  |  |  |  |  |
Maximum net leverage ratio |  |  | 5.50 |  |  |  |  |
Maximum net leverage ratio |  |  | 5.25 |  |  |  |  |
Secured leverage ratio |  |  | 3.50 |  |  |  |  |
Letter of Credit |  |  |  |  |  |  |  |
Short-term Debt [Line Items] |  |  |  |  |  |  |  |
Maximum borrowing capacity | $ 650,000,000 |  |  |  |  |  |  |

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- Definition Letters Of Credit, Amount Outstanding + References No definition available. + Details
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- Definition Line of Credit Facility, Accordion Feature, Increase Limit + References No definition available. + Details
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- Definition Line of Credit Facility, Maximum Borrowing Capacity, Accordion Feature + References No definition available. + Details
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- Definition Contractual interest rate for funds borrowed, under the debt agreement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(1)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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- Definition The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(16)) -URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(16)) -URI http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910 + Details
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- 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 -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(b),22(b)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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- 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
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