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Debt - Interest Expense (Details) - USD ($) $ in Thousands | 5 Months Ended | 9 Months Ended | 12 Months Ended
--- | --- | --- | ---
Dec. 31, 2016 | Dec. 31, 2016 | Dec. 31, 2016 | Dec. 31, 2015 | Dec. 31, 2014
Line of Credit Facility [Line Items] |  |  |  |  |  |  |
Accretion on fair value of Major Earnout and Provider Earnout liabilities |  |  | $ 5,059 | [1] | $ 0 | [2] | $ 0
Amortization of deferred financing costs |  |  | 668 |  | 412 |  | 631
Interest expense |  |  | 8,859 | [3] | 2,280 | [4] | 1,578
Senior Credit Facility |  |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |  |
Write offs of deferred financing costs |  |  | 100 |  | 300 |  | 100
Convertible Subordinated Notes |  |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |  |
Interest incurred on convertible subordinated notes to affiliate |  |  | 518 |  | 207 |  | 0
Convertible Subordinated Notes | Oasis Note |  |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |  |
Amortization of discount (less than) |  |  | 200 |  | 100 |  |
Working Capital Facility |  |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |  |
Commitment fees |  |  | 180 |  | 160 |  | 144
Letters of credit fees |  |  | 704 |  | 357 |  | 385
Working Capital Facility | Senior Credit Facility |  |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |  |
Interest incurred on Senior Credit Facility |  |  | 1,730 |  | 1,144 |  | $ 418
Provider Earnout |  |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |  |
Accretion on fair value of Major Earnout and Provider Earnout liabilities | $ 100 |  | $ 100 |  |  |  |
Major Earnout |  |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |  |
Accretion on fair value of Major Earnout and Provider Earnout liabilities |  | $ 5,000 |  |  | $ 4,900 |  |
[1] | Financial information has been recast to include results attributable to the acquisition of the Major Energy Companies from an affiliate on August 23, 2016. See Notes 2 and 3 "Basis of Presentation and Summary of Significant Accounting Policies" and "Acquisitions," respectively, for further discussion.
[2] | Financial information has been recast to include results attributable to the acquisition of Oasis Power Holdings LLC by an affiliate on May 12, 2015. See Notes 2 "Basis of Presentation and Summary of Significant Accounting Policies" for further discussion.
[3] | Financial information has been recast to include results attributable to the acquisition of Major Energy Companies by an affiliate on April 15, 2016. See Notes 2 and 3 "Basis of Presentation and Summary of Significant Accounting Policies" and "Acquisitions," respectively, for further discussion.
[4] | (2) Financial information has been recast to include results attributable to the acquisition of Oasis Power Holdings LLC from an affiliate on May 12, 2015. See Notes 2 and 3 "Basis of Presentation and Summary of Significant Accounting Policies" and "Acquisitions", respectively, for further discussion.

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