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Discontinued Operations - Narratives (Details) - USD ($) |  |  | 1 Months Ended | 2 Months Ended | 12 Months Ended
--- | --- | --- | --- | --- | ---
Dec. 04, 2015 | Nov. 03, 2015 | Jan. 31, 2016 | Dec. 31, 2015 | Dec. 31, 2015 | Dec. 31, 2014 | Dec. 31, 2013
Discontinued Operations and Disposal Groups [Abstract] |  |  |  |  |  |  |
Proceeds from lines of credit |  | $ 532,600,000 |  |  |  |  |
Payments credit facility | $ 369,200,000 | 326,500,000 |  |  |  |  |
Outstanding borrowings |  | 350,000,000 |  |  |  |  |
Principle amount of senior notes | $ 350,000,000.0 |  |  |  |  |  |
Interest rate on credit facility | 7.25% |  |  |  |  |  |
Redemption price, percentage | 101.813% |  |  |  |  |  |
Other income |  |  |  | $ 400,000 |  |  |
Selling, general and administrative |  |  |  | 600,000 | $ 131,919,000 | $ 132,651,000 | $ 118,851,000
Business Acquisition, Contingent Consideration |  |  |  |  |  |  |
Repayment of insurance proceeds |  |  |  |  | 50,000,000 |  |
PDVSA Gas | Subsequent Event |  |  |  |  |  |  |
Business Acquisition, Contingent Consideration |  |  |  |  |  |  |
Installment payments received |  |  | $ 5,200,000 |  |  |  |
Exterran Corporation |  |  |  |  |  |  |
Business Acquisition, Contingent Consideration |  |  |  |  |  |  |
Proceeds received from contractual arrangements |  |  |  |  | 493,000,000 |  |
Scheduled installment payments |  |  |  |  | $ 79,300,000 |  |
Payments to acquire equipment |  |  |  | $ 44,400,000 |  |  |
Event III |  |  |  |  |  |  |
Business Acquisition, Contingent Consideration |  |  |  |  |  |  |
Separation and distribution agreement, receivable from sale of nationalized assets, maximum |  | $ 25,000,000.0 |  |  |  |  |

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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://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 2: 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 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 19, 20, 22 -Article 5 + Details
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