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COMBINED AND CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2016 | [3] | Dec. 31, 2015 | [5] | Dec. 31, 2014
Cash flows from operating activities: |  |  |  |  |  |
Net income (loss) | $ 65,673 | [1],[2] | $ 25,975 | [4] | $ (4,265) |
Adjustments to reconcile net income (loss) to net cash flows provided by operating activities: |  |  |  |  |  |
Depreciation and amortization expense | 48,526 |  | 25,378 |  | 22,221 |
Deferred income taxes | 3,382 |  | 1,340 |  | (1,064) |
Stock based compensation | 5,242 |  | 3,181 |  | 858 |
Amortization and write off of deferred financing costs | 668 |  | 412 |  | 631 |
Change in fair value of earnout liabilities | (297) |  | 0 |  | 0 |
Accretion on fair value of Major Earnout and Provider Earnout liabilities | 5,059 |  | 0 |  | 0 |
Bad debt expense | 1,261 |  | 7,908 |  | 10,164 |
(Gain) loss on derivatives, net | (22,407) |  | 18,497 |  | 14,535 |
Current period cash settlements on derivatives, net | (24,427) |  | (23,948) |  | 3,479 |
Other | (407) |  | (1,320) |  | 0 |
Changes in assets and liabilities: |  |  |  |  |  |
Decrease (increase) in restricted cash | 0 |  | 707 |  | (707) |
(Increase) decrease in accounts receivable | (12,088) |  | 7,876 |  | (11,283) |
(Increase) in accounts receivable—affiliates | (118) |  | (608) |  | 5,563 |
Decrease (increase) in inventory | 542 |  | 4,544 |  | (3,711) |
Increase in customer acquisition costs | (21,907) |  | (19,869) |  | (26,191) |
Decrease (increase) in prepaid and other current assets | 71 |  | 10,845 |  | (6,905) |
Decrease (increase) in other assets | 1,321 |  | (1,101) |  | (90) |
Increase in customer relationships and trademarks | 0 |  | (2,776) |  | (1,545) |
Increase (decrease) in accounts payable and accrued liabilities | 14,831 |  | (13,307) |  | 1,449 |
Increase in accounts payable—affiliates | 458 |  | 944 |  | 1,017 |
Increase (decrease) in other current liabilities | 2,364 |  | (645) |  | 1,867 |
Decrease in other non-current liabilities | 46 |  | 1,898 |  | (149) |
Net cash provided by operating activities | 67,793 |  | 45,931 |  | 5,874 |
Cash flows from investing activities: |  |  |  |  |  |
Payment of CenStar Earnout | (1,343) |  | 0 |  | 0 |
Purchases of property and equipment | (2,258) |  | (1,766) |  | (3,040) |
Contribution to equity method investment in eRex Spark | (1,102) |  | (330) |  | 0 |
Net cash used in investing activities | (36,344) |  | (41,943) |  | (3,040) |
Cash flows from financing activities: |  |  |  |  |  |
Borrowings on notes payable | 79,048 |  | 59,224 |  | 78,500 |
Payments on notes payable | (66,652) |  | (49,826) |  | (44,000) |
Issuance of convertible subordinated notes to affiliate | 0 |  | 7,075 |  | 0 |
Restricted stock vesting | (1,183) |  | (432) |  | 0 |
Contributions from NuDevco | 0 |  | 129 |  | 0 |
Deferred financing costs | 0 |  | 0 |  | (402) |
Member contribution (distributions), net | 0 |  | 0 |  | (36,406) |
Proceeds from disgorgement of stockholders short-swing profits | 941 |  | 0 |  | 0 |
Excess tax benefit related to restricted stock vesting | 185 |  | 0 |  | 0 |
Distributions of proceeds from IPO to affiliate | 0 |  | 0 |  | (47,554) |
Payment of note payable to NuDevco | 0 |  | 0 |  | (50) |
IPO costs | 0 |  | 0 |  | (2,667) |
Payment of distributions to Class B non-controlling unit holders | (34,930) |  | (15,587) |  | (2,584) |
Payment of dividends to Class A common shareholders | (8,367) |  | (4,456) |  | (721) |
Net cash used in financing activities | (16,963) |  | (3,873) |  | (5,664) |
Increase (decrease) in cash and cash equivalents | 14,486 |  | 115 |  | (2,830) |
Cash and cash equivalents—beginning of period | 4,474 | [5],[6] | 4,359 |  | 7,189 |
Cash and cash equivalents—end of period | 18,960 | [6] | 4,474 | [3],[6] | 4,359 | [5]
Non-cash items: |  |  |  |  |  |
Contingent consideration - earnout obligations incurred in connection with the Provider Companies and Major Energy Companies acquisitions | 18,936 |  | 0 |  | 0 |
Assumption of legal liability in connection with the Major Energy Companies acquisition | 5,000 |  | 0 |  | 0 |
Net contribution of the Major Energy Companies | 3,873 |  | 0 |  | 0 |
Installment consideration incurred in connection with the Provider Companies acquisition | 1,890 |  | 0 |  | 0 |
Issuance of Class B common stock | 0 |  | 0 |  | 28,486 |
Liabilities retained by affiliate | 0 |  | 0 |  | 29,000 |
Tax benefit from tax receivable agreement | 31,490 |  | (64) |  | 23,636 |
Liability due to tax receivable agreement | (26,722) |  | (55) |  | 20,767 |
Initial allocation of non-controlling interest | 0 |  | 0 |  | 22,232 |
Property and equipment purchase accrual | (32) |  | 45 |  | 19 |
CenStar Earnout accrual | 0 |  | 500 |  | 0 |
Cash paid during the period for: |  |  |  |  |  |
Interest | 2,280 |  | 1,661 |  | 860 |
Taxes | 7,326 |  | 216 |  | 85 |
Common Class A |  |  |  |  |  |
Cash flows from financing activities: |  |  |  |  |  |
Proceeds from issuance of common stock | 0 |  | 0 |  | 50,220 |
Common Class B |  |  |  |  |  |
Cash flows from financing activities: |  |  |  |  |  |
Proceeds from issuance of common stock | 13,995 |  | 0 |  | 0 |
Non-cash items: |  |  |  |  |  |
Issuance of Class B common stock to affiliates for Major Energy Companies acquisition | 40,000 |  | 0 |  | 0 |
Censtar and Oasis |  |  |  |  |  |
Cash flows from investing activities: |  |  |  |  |  |
Acquisitions of CenStar and Oasis | 0 |  | (39,847) |  | 0 |
Provider Companies and Major Energy Companies |  |  |  |  |  |
Cash flows from investing activities: |  |  |  |  |  |
Acquisitions of CenStar and Oasis | $ (31,641) |  | $ 0 |  | $ 0 |
[1] | 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.
[2] | 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.
[3] | 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.
[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.
[5] | 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.
[6] | See Note 4 "Equity" for disclosure of our variable interest entity in Spark HoldCo, LLC.

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- Definition The increase (decrease) during the reporting period in the aggregate value of all inventory held by the reporting entity, associated with underlying transactions that are classified as operating activities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3602-108585 + Details
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- Definition Amount of increase (decrease) in operating assets classified as other. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3602-108585 + Details
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- Definition Amount of increase (decrease) in prepaid expenses, and assets classified as other. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3602-108585 + Details
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- Definition The net cash inflow or outflow for the increase (decrease) associated with funds that are not available for withdrawal or use (such as funds held in escrow) and are associated with underlying transactions that are classified as operating activities. This may include cash restricted for regulatory purposes. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3602-108585 + Details
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- Definition The total amount of [all] liabilities that an Entity assumes in acquiring a business or in consideration for an asset received in a noncash (or part noncash) acquisition. Noncash is defined as transactions during a period that affect recognized assets or liabilities but that do not result in cash receipts or cash payments in the period. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4332-108586 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4313-108586 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4304-108586 + Details
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- Definition The fair value of notes issued in noncash investing and financing activities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4332-108586 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4304-108586 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4313-108586 + Details
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- Definition The net cash paid (received) associated with the acquisition or disposal of all investments, including securities and other assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 9 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3098-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3095-108585 + Details
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- Definition The distributions of earnings to an entity that is affiliated with the reporting entity by means of direct or indirect ownership. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3291-108585 + Details
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- Definition The cash outflow for loan and debt issuance costs. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3291-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 + Details
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- Definition Cash outflow in the form of ordinary dividends to common shareholders, preferred shareholders and noncontrolling interests, generally out of earnings. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3291-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 + Details
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- Definition The cash outflow for cost incurred directly with the issuance of an equity security. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3291-108585 + Details
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- Definition Amount of cash outflow to satisfy an employee's income tax withholding obligation as part of a net-share settlement of a share-based award. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3291-108585 + Details
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