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Long-Term Debt (Details) (Senior debt, USD $) | 9 Months Ended |  |  |  |  | 0 Months Ended
--- | --- | --- | --- | --- | --- | ---
Sep. 30, 2014 | Dec. 31, 2013 | Dec. 13, 2013 | Jun. 01, 2012 | Sep. 30, 2014 Fiscal quarter ending on or after December 13, 2013 through June 30, 2015 | Sep. 30, 2014 Fiscal quarter ending September 30, 2015 and each fiscal quarter thereafter | Sep. 30, 2014 Minimum | Dec. 13, 2013 LIBOR | Jun. 01, 2012 LIBOR | Dec. 13, 2013 LIBOR Minimum | Jun. 01, 2012 LIBOR Minimum | Dec. 13, 2013 LIBOR Maximum | Jun. 01, 2012 LIBOR Maximum
Long-term debt |  |  |  |  |  |  |  |  |  |  |  |  |
Long-term debt, current portion | $ 0 | $ 0 |  |  |  |  |  |  |  |  |  |  |
Long-term debt | 509,681,000 | 420,933,000 |  |  |  |  |  |  |  |  |  |  |
Maximum borrowing capacity under the credit agreement before amendment |  |  | 600,000,000 | 500,000,000 |  |  |  |  |  |  |  |  |
Maximum borrowing capacity under the credit agreement after amendment |  |  | 850,000,000 | 600,000,000 |  |  |  |  |  |  |  |  |
Variable basis rate |  |  |  |  |  |  |  | LIBOR | LIBOR |  |  |  |
Applicable margin above LIBOR (as a percent) |  |  |  |  |  |  |  |  |  | 1.50% | 1.75% | 2.25% | 2.50%
Amount of further potential increase in maximum capacity |  |  | 100,000,000 |  |  |  |  |  |  |  |  |  |
Minimum borrowing availability immediately after giving effect to distribution |  |  |  |  |  |  | 20,000,000 |  |  |  |  |  |
Minimum EBITDA to interest coverage ratio | 2.5 |  |  |  |  |  |  |  |  |  |  |  |
Maximum Funded debt to EBITDA ratio |  |  |  |  | 5.50 | 5.00 |  |  |  |  |  |  |
Increase in maximum funded debt to EBITDA ratio in connection with certain future acquisitions | 0.5 |  |  |  |  |  |  |  |  |  |  |  |
Consecutive period following the period in which any acquisition occurs for maintaining increased maximum funded debt to EBITDA ratio | 6 months |  |  |  |  |  |  |  |  |  |  |  |
Borrowing availability | $ 288,400,000 |  |  |  |  |  |  |  |  |  |  |  |
Borrowing base percentage representing eligible compression units | 96.00% | 96.00% |  |  |  |  |  |  |  |  |  |  |

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- Definition Represents the consecutive period following the period in which any acquisition occurs, over which the increased maximum ratio of funded debt to EBITDA is required to be maintained under financial covenants. + References No definition available. + Details
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- Definition Represents the increase in maximum ratio of funded debt to EBITDA required to be maintained under financial covenants in connection with certain future acquisitions made by the entity. + References No definition available. + Details
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- Definition Represents the maximum Funded debt to EBITDA ratio required to be maintained under financial covenants. + References No definition available. + Details
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- Definition Represents the minimum EBITDA to interest coverage ratio required to be maintained under financial covenants. + References No definition available. + Details
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- Definition Represents the minimum borrowing availability under the credit facility that the entity must have, immediately after making the distributions to unitholders. + References No definition available. + Details
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- Definition Represents the maximum borrowing capacity under the credit facility before the amendment. + References No definition available. + Details
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- Definition Represents the potential amount of increase in maximum borrowing capacity under the credit facility. + References No definition available. + Details
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- 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 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 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 19, 22 -Article 5 + Details
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- Definition Carrying amount of long-term debt, net of unamortized discount or premium, including current and noncurrent amounts. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 16 -Article 7 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 3: http://www.xbrl.org/2003/role/presentationRef -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=6876686&loc=d3e534808-122878 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 16 -Article 9 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 20, 22 -Article 5 Reference 6: http://www.xbrl.org/2003/role/presentationRef -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=6879938&loc=d3e572229-122910 + Details
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- Definition Amount of long-term debt, after unamortized discount or premium, scheduled to be repaid within one year or the normal operating cycle, if longer. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations. + 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 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 20 -Article 5 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 19 -Article 5 + Details
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