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Short-Term Notes Payable (Details) | 12 Months Ended |  |
--- | --- | --- | ---
Dec. 31, 2016 USD ($) Rate | Sep. 30, 2016 USD ($) | Dec. 31, 2015 USD ($)
Short-term Debt [Line Items] |  |  |
Credit facility, face amount |  | $ 400,000,000 |
Short-Term Notes Payable (Note 12) | $ 0 |  | $ 952,000,000
Terms of Credit Facility | $ 150,000,000 |  |
minimum current ratio per credit facility | Rate | 1.00 |  |
Interest coverage ratio | Rate | 2.59 |  |
Current Maximum Leverage Ratio | Rate | 2.75 |  |
Senior Secured Credit Facility April122016 Member [Member] |  |  |
Short-term Debt [Line Items] |  |  |
Credit facility, face amount |  |  | 2,000,000,000
letters of credit sub limit | $ 750,000 |  |
Additional Capacity Available On Credit Lines At Request | $ 500,000,000 |  |
Minimum interest coverage ratio | Rate | 2.50 |  |
Interest coverage ratio | 3.49 |  |
Letters of credit outstanding | $ 325,676,000 |  | 258,177,000
Borrowings and issuance of letters of credit remaining capacity | $ 1,674,324,000 |  | $ 789,823,000

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- Definition Amount of Additional Capacity That Can Be Added to Credit Line At CONSOL's Request + References No definition available. + Details
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- Definition Current Interest Ratio + References No definition available. + Details
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- Definition Letters Of Credit, Amount Outstanding + References No definition available. + Details
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- Definition letters of credit sub limit + References No definition available. + Details
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- Definition minimum current ratio per credit facility + References No definition available. + Details
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- Definition Terms of Credit Facility + References No definition available. + Details
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- Definition Face (par) amount of debt instrument at time of issuance. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 55 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=34725769&loc=d3e28878-108400 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6451184&loc=d3e28551-108399 + Details
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- Definition Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -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=6877327&loc=d3e13212-122682 + Details
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- Definition Sum of the carrying values as of the balance sheet date of the portions of all long-term notes and loans payable due within one year or the operating cycle if longer. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19,20) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Details
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